cdlib.org - dns.ninja

`cdlib.org`

DNSSEC	⚠️ Not signed
A	18.66.255.28^{🇺🇸 Amazon18.66.255.0/24}
		PTR	`server-18-66-255-28.mia3.r.cloudfront.net`
A	18.66.255.53^{🇺🇸 Amazon18.66.255.0/24}
A	18.66.255.74^{🇺🇸 Amazon18.66.255.0/24}
A	18.66.255.93^{🇺🇸 Amazon18.66.255.0/24}
NS	`ns-1175.awsdns-18.org` ⭐
		A	2600:9000:5304:9700::1^{Amazon2600:9000:5304::/48 - CloudFront}
		A	205.251.196.151^{Amazon205.251.196.0/24 prefix}
NS	`ns-1574.awsdns-04.co.uk`
		A	2600:9000:5306:2600::1^{Amazon2600:9000:5306::/48 - CloudFront}
		A	205.251.198.38^{Amazon205.251.198.0/24 prefix}
NS	`ns-378.awsdns-47.com`
		A	2600:9000:5301:7a00::1^{Amazon2600:9000:5301::/48 - CloudFront}
		A	205.251.193.122^{Amazon205.251.193.0/24 prefix}
NS	`ns-937.awsdns-53.net`
		A	2600:9000:5303:a900::1^{Amazon2600:9000:5303::/48 - CloudFront}
		A	205.251.195.169^{Amazon205.251.195.0/24 prefix}
MX	`cdlib-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::2^{Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01403.inbound.protection.outlook.com`
		A	52.101.10.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00302.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.41.58^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr02cu00102.inbound.protection.outlook.com`
		A	52.101.50.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00401.inbound.protection.outlook.com`
TXT	`dtm-domain-verification=gQo3a74HSN8IGSpHnf395SOW57cvm42lF8Hmp7SXLa0`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf-na.exlibrisgroup.com in...`
SOA	`ns-1175.awsdns-18.org`awsdns-hostmaster@amazon.com serial=1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1783997322

rank #6975 globally
rank #832 in the tld
WOT: SAFE (91/100)
📈 Tranco rank: #15,421

Subdomains

ezid.cdlib.org

aspace.cdlib.org

dsc.cdlib.org

ark.cdlib.org

content.cdlib.org

datapub.cdlib.org

repositories.cdlib.org

ias-sftp-stg.cdlib.org

texts.cdlib.org

www.cdlib.org

calisphere-stage.cdlib.org

webarchives.cdlib.org

pub-ucpec2-prd.cdlib.org

dsc-registry-prd.cdlib.org

eotarchive.cdlib.org

escholarship.cdlib.org

publishing.cdlib.org

oac-stg.cdlib.org

oac.cdlib.org

dermatology.cdlib.org

cdlib-prod.cdlib.org

ias-ftps-stg.cdlib.org

matomo.cdlib.org

dermatology-s10.cdlib.org

ias-ftps-prd.cdlib.org

uclib-prd.cdlib.org

uc3.cdlib.org

webarchive.cdlib.org

countingcalifornia.cdlib.org

Same first word

cdlib.net

cdlib.com

cdlib.org

cdlib.biz

Similar names

cbild.de

ilcbd.com

cilbd.com

dclib.cn

blidc.cn

bdlic.com

dbcli.netlify.app

icbld.com

cbdli.com

ldbic.com

idclb.com

cidbl.com

cdbil.com

idblc.com

dlbic.com

blidc.com

dbcli.com

DNS History

108 records (9 active, 99 former)

●NSns-1175.awsdns-18.org2015-09-14 → 2026-07-14 · 3 obs

○ 2015-07-21 22:35:34
● 2015-09-14 13:19:08
● 2026-07-14 03:07:04

●NSns-1574.awsdns-04.co.uk2015-09-14 → 2026-07-14 · 3 obs

○ 2015-07-21 22:35:34
● 2015-09-14 13:19:08
● 2026-07-14 03:07:04

●NSns-378.awsdns-47.com2015-09-14 → 2026-07-14 · 3 obs

○ 2015-07-21 22:35:34
● 2015-09-14 13:19:08
● 2026-07-14 03:07:04

●NSns-937.awsdns-53.net2015-09-14 → 2026-07-14 · 3 obs

○ 2015-07-21 22:35:34
● 2015-09-14 13:19:08
● 2026-07-14 03:07:04

○NSns1.ucop.edu2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 22:35:34
○ 2015-09-14 13:19:08
○ 2026-07-14 03:07:04

○NSns2.ucop.edu2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 22:35:34
○ 2015-09-14 13:19:08
○ 2026-07-14 03:07:04

○NSns3.ucop.edu2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 22:35:34
○ 2015-09-14 13:19:08
○ 2026-07-14 03:07:04

●MXcdlib-org.mail.protection.outlook.com2015-11-06 → 2026-07-14 · 6 obs

○ 2015-10-30 12:13:06
● 2015-11-06 02:08:04
● 2021-10-24 02:16:34
○ 2026-06-27 02:05:00
● 2026-06-27 05:48:22
● 2026-07-14 03:07:04

○MXimail-03.ucop.edu2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 22:35:34
○ 2015-09-14 13:19:08
○ 2026-07-14 03:07:04

○MXimail-04.ucop.edu2015-07-21 → 2015-10-30 · 4 obs

● 2015-07-21 22:35:34
● 2015-10-30 12:13:06
○ 2015-11-06 02:08:04
○ 2026-07-14 03:07:04

○A128.48.120.832015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 22:35:34
○ 2015-09-14 13:19:08
○ 2026-07-14 03:07:04

○A13.225.196.1052026-04-06 → 2026-05-07 · 10 obs

○ 2026-04-01 01:50:56
● 2026-04-06 11:33:22
○ 2026-04-06 13:07:00
○ 2026-04-12 07:04:26
● 2026-04-12 10:43:12
○ 2026-04-12 13:10:24
○ 2026-05-07 19:09:56
● 2026-05-07 19:45:38
○ 2026-05-07 21:41:14
○ 2026-07-14 03:07:04

○A13.225.196.142026-04-06 → 2026-05-07 · 10 obs

○A13.225.196.672026-04-06 → 2026-05-07 · 10 obs

○A13.225.196.822026-04-06 → 2026-05-07 · 10 obs

○A13.249.198.1022020-03-03 → 2020-03-17 · 6 obs

○ 2017-07-22 17:06:18
● 2020-03-03 03:47:18
○ 2020-03-10 00:52:22
● 2020-03-17 17:39:30
○ 2021-10-24 02:16:34
○ 2026-07-14 03:07:04

○A13.249.198.362020-03-03 → 2020-03-17 · 6 obs

○ 2017-07-22 17:06:18
● 2020-03-03 03:47:18
○ 2020-03-10 00:52:22
● 2020-03-17 17:39:30
○ 2021-10-24 02:16:34
○ 2026-07-14 03:07:04

○A13.249.198.382020-03-03 → 2020-03-17 · 6 obs

○ 2017-07-22 17:06:18
● 2020-03-03 03:47:18
○ 2020-03-10 00:52:22
● 2020-03-17 17:39:30
○ 2021-10-24 02:16:34
○ 2026-07-14 03:07:04

○A13.249.198.912020-03-03 → 2020-03-17 · 6 obs

○ 2017-07-22 17:06:18
● 2020-03-03 03:47:18
○ 2020-03-10 00:52:22
● 2020-03-17 17:39:30
○ 2021-10-24 02:16:34
○ 2026-07-14 03:07:04

○A13.33.109.1212026-05-11 → 2026-05-19 · 16 obs

○ 2026-05-09 15:13:56
● 2026-05-11 12:48:44
○ 2026-05-11 15:10:22
○ 2026-05-11 22:49:44
● 2026-05-12 01:00:52
○ 2026-05-12 07:37:16
○ 2026-05-17 02:44:46
● 2026-05-17 08:35:00
○ 2026-05-17 11:32:56
○ 2026-05-19 06:07:50
● 2026-05-19 16:05:08
○ 2026-05-19 17:00:30
○ 2026-05-19 17:48:42
● 2026-05-19 18:38:04
○ 2026-05-19 19:58:06
○ 2026-07-14 03:07:04

○A13.33.109.212026-05-11 → 2026-05-19 · 16 obs

○A13.33.109.682026-05-11 → 2026-05-19 · 16 obs

○A13.33.109.792026-05-11 → 2026-05-19 · 16 obs

○A13.33.235.372026-03-22 → 2026-03-27 · 16 obs

○ 2026-03-21 19:51:30
● 2026-03-22 10:02:36
● 2026-03-22 11:42:06
○ 2026-03-22 13:10:08
● 2026-03-22 14:56:44
○ 2026-03-22 16:21:06
○ 2026-03-26 00:15:46
● 2026-03-26 02:17:24
● 2026-03-26 19:56:14
○ 2026-03-27 02:17:48
● 2026-03-27 08:28:50
● 2026-03-27 18:44:40
○ 2026-03-27 19:29:48
● 2026-03-27 20:23:52
○ 2026-03-27 21:08:18
○ 2026-07-14 03:07:04

○A13.33.235.562026-03-22 → 2026-03-27 · 16 obs

○A13.33.235.722026-03-22 → 2026-03-27 · 16 obs

○A13.33.235.932026-03-22 → 2026-03-27 · 16 obs

○A13.33.82.52026-04-16 → 2026-05-09 · 17 obs

○ 2026-04-12 13:10:24
● 2026-04-16 02:03:40
● 2026-04-16 03:48:42
○ 2026-04-16 04:38:34
○ 2026-05-03 18:51:48
● 2026-05-03 22:46:48
○ 2026-05-04 04:53:36
○ 2026-05-04 17:08:42
● 2026-05-05 00:27:58
○ 2026-05-05 08:05:32
○ 2026-05-05 19:33:16
● 2026-05-06 01:39:34
○ 2026-05-06 04:10:04
○ 2026-05-09 12:14:24
● 2026-05-09 13:33:34
○ 2026-05-09 15:13:56
○ 2026-07-14 03:07:04

○A13.33.82.642026-04-16 → 2026-05-09 · 17 obs

○A13.33.82.792026-04-16 → 2026-05-09 · 17 obs

○A13.33.82.862026-04-16 → 2026-05-09 · 17 obs

○A18.160.18.132026-02-16 → 2026-07-12 · 75 obs

○ 2021-10-24 02:16:34
● 2026-02-16 00:08:56
○ 2026-02-16 03:17:10
○ 2026-02-17 22:14:14
● 2026-02-17 23:17:44
○ 2026-02-18 11:00:08
○ 2026-03-06 12:08:40
● 2026-03-06 23:56:40
● 2026-03-07 14:26:10
○ 2026-03-08 02:12:50
○ 2026-06-18 10:53:06
● 2026-06-19 11:12:28
● 2026-06-20 22:36:40
○ 2026-06-21 00:42:54
● 2026-06-21 08:30:40
○ 2026-06-21 09:25:40
● 2026-06-21 21:28:44
○ 2026-06-21 23:21:26
● 2026-06-22 23:45:36
○ 2026-06-23 08:43:42
● 2026-06-23 16:31:40
○ 2026-06-23 17:24:34
● 2026-06-24 02:33:36
○ 2026-06-24 06:14:18
● 2026-06-25 12:30:42
○ 2026-06-25 14:30:52
● 2026-06-25 16:47:06
○ 2026-06-25 17:29:22
● 2026-06-25 19:28:44
○ 2026-06-26 01:10:44
● 2026-06-26 04:34:04
○ 2026-06-26 08:16:00
● 2026-06-26 21:51:36
○ 2026-06-27 00:03:30
● 2026-06-27 16:51:42
○ 2026-06-28 04:48:54
● 2026-06-28 15:08:20
○ 2026-06-28 19:45:22
● 2026-06-28 22:21:24
○ 2026-06-28 23:46:50
● 2026-06-29 02:43:36
○ 2026-06-29 06:01:08
● 2026-06-29 09:09:10
○ 2026-06-29 12:55:12
● 2026-06-29 14:39:20
○ 2026-06-29 16:25:52
● 2026-06-29 20:09:22
○ 2026-06-30 01:52:12
● 2026-06-30 02:46:36
○ 2026-06-30 04:41:12
● 2026-06-30 08:13:26
○ 2026-06-30 14:57:46
● 2026-06-30 20:50:52
○ 2026-07-01 00:06:16
● 2026-07-01 06:22:20
○ 2026-07-01 08:39:08
● 2026-07-01 16:08:26
○ 2026-07-01 23:33:14
● 2026-07-02 15:23:54
○ 2026-07-02 19:53:58
● 2026-07-03 10:26:00
○ 2026-07-03 21:20:10
● 2026-07-05 07:33:38
○ 2026-07-05 09:06:20
● 2026-07-09 00:39:06
○ 2026-07-09 16:30:28
● 2026-07-10 08:29:36
○ 2026-07-10 09:51:44
● 2026-07-10 13:34:26
○ 2026-07-11 09:25:00
● 2026-07-11 23:29:04
○ 2026-07-12 02:19:04
● 2026-07-12 06:33:26
○ 2026-07-12 10:24:12
○ 2026-07-14 03:07:04

○A18.160.18.282026-02-16 → 2026-07-12 · 75 obs

○A18.160.18.392026-02-16 → 2026-07-12 · 75 obs

○A18.160.18.992026-02-16 → 2026-07-12 · 75 obs

○A18.161.97.202026-05-30 → 2026-06-06 · 13 obs

○ 2026-05-29 18:57:52
● 2026-05-30 03:38:56
○ 2026-05-30 09:28:28
○ 2026-06-02 06:02:24
● 2026-06-02 11:03:36
○ 2026-06-02 12:07:14
○ 2026-06-03 22:19:24
● 2026-06-04 04:05:06
○ 2026-06-04 06:11:56
○ 2026-06-05 09:23:42
● 2026-06-06 01:18:10
○ 2026-06-06 06:23:04
○ 2026-07-14 03:07:04

○A18.161.97.722026-05-30 → 2026-06-06 · 13 obs

○A18.161.97.802026-05-30 → 2026-06-06 · 13 obs

○A18.161.97.922026-05-30 → 2026-06-06 · 13 obs

○A18.164.124.1112026-02-16 → 2026-04-11 · 18 obs

○ 2026-02-16 04:14:48
● 2026-02-16 04:49:34
○ 2026-02-16 12:42:14
○ 2026-03-08 02:12:50
● 2026-03-08 03:28:10
○ 2026-03-08 05:58:10
○ 2026-04-09 04:02:44
● 2026-04-09 04:48:26
● 2026-04-09 21:53:02
○ 2026-04-10 00:00:36
○ 2026-04-10 14:38:08
● 2026-04-10 19:58:30
○ 2026-04-11 01:18:42
● 2026-04-11 09:28:28
○ 2026-04-11 12:32:50
● 2026-04-11 15:02:14
○ 2026-04-11 17:54:58
○ 2026-07-14 03:07:04

○A18.164.124.1152026-02-16 → 2026-04-11 · 18 obs

○A18.164.124.342026-02-16 → 2026-04-11 · 18 obs

○A18.164.124.722026-02-16 → 2026-04-11 · 18 obs

○A18.165.9.102026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-17 05:40:10
● 2026-03-21 09:24:56
○ 2026-03-21 12:49:52
○ 2026-07-14 03:07:04

○A18.165.9.22026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-17 05:40:10
● 2026-03-21 09:24:56
○ 2026-03-21 12:49:52
○ 2026-07-14 03:07:04

○A18.165.9.522026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-17 05:40:10
● 2026-03-21 09:24:56
○ 2026-03-21 12:49:52
○ 2026-07-14 03:07:04

○A18.165.9.622026-03-21 → 2026-03-21 · 4 obs

○ 2026-03-17 05:40:10
● 2026-03-21 09:24:56
○ 2026-03-21 12:49:52
○ 2026-07-14 03:07:04

○A18.172.122.1152026-05-19 → 2026-07-01 · 20 obs

○ 2026-05-19 16:05:08
● 2026-05-19 17:00:30
● 2026-05-19 17:48:42
○ 2026-05-19 18:38:04
● 2026-05-19 19:58:06
● 2026-05-21 23:45:46
○ 2026-05-22 20:34:50
● 2026-05-24 09:02:14
● 2026-05-27 22:38:12
○ 2026-05-28 17:29:22
○ 2026-06-01 05:42:22
● 2026-06-01 21:17:36
● 2026-06-03 02:40:36
○ 2026-06-03 11:00:28
● 2026-06-03 12:04:16
● 2026-06-03 21:35:30
○ 2026-06-03 22:19:24
● 2026-07-01 11:19:42
○ 2026-07-01 12:15:26
○ 2026-07-14 03:07:04

○A18.172.122.382026-05-19 → 2026-07-01 · 20 obs

○A18.172.122.722026-05-19 → 2026-07-01 · 20 obs

○A18.172.122.762026-05-19 → 2026-07-01 · 20 obs

○A18.244.179.152026-02-16 → 2026-02-16 · 5 obs

○ 2026-02-16 04:49:34
● 2026-02-16 12:42:14
● 2026-02-16 16:01:00
○ 2026-02-17 01:21:38
○ 2026-07-14 03:07:04

○A18.244.179.342026-02-16 → 2026-02-16 · 5 obs

○ 2026-02-16 04:49:34
● 2026-02-16 12:42:14
● 2026-02-16 16:01:00
○ 2026-02-17 01:21:38
○ 2026-07-14 03:07:04

○A18.244.179.572026-02-16 → 2026-02-16 · 5 obs

○ 2026-02-16 04:49:34
● 2026-02-16 12:42:14
● 2026-02-16 16:01:00
○ 2026-02-17 01:21:38
○ 2026-07-14 03:07:04

○A18.244.179.942026-02-16 → 2026-02-16 · 5 obs

○ 2026-02-16 04:49:34
● 2026-02-16 12:42:14
● 2026-02-16 16:01:00
○ 2026-02-17 01:21:38
○ 2026-07-14 03:07:04

○A18.244.202.1242026-03-31 → 2026-07-02 · 35 obs

○ 2026-03-30 01:50:50
● 2026-03-31 00:17:38
● 2026-03-31 01:56:28
○ 2026-03-31 03:19:32
● 2026-03-31 09:28:26
○ 2026-03-31 16:17:04
○ 2026-05-21 23:45:46
● 2026-05-22 20:34:50
● 2026-05-23 09:12:46
○ 2026-05-23 21:29:08
○ 2026-06-18 10:02:08
● 2026-06-19 06:58:18
● 2026-06-20 03:00:42
○ 2026-06-20 08:44:26
● 2026-06-20 20:42:18
○ 2026-06-20 22:36:40
● 2026-06-22 16:38:22
○ 2026-06-22 23:45:36
● 2026-06-23 17:24:34
○ 2026-06-23 20:46:10
● 2026-06-25 10:53:40
○ 2026-06-25 12:30:42
● 2026-06-25 14:30:52
○ 2026-06-25 15:44:28
● 2026-06-25 17:29:22
○ 2026-06-25 19:28:44
● 2026-06-26 11:35:26
○ 2026-06-26 12:59:16
● 2026-06-29 12:55:12
○ 2026-06-29 14:39:20
● 2026-07-01 23:33:14
○ 2026-07-02 02:06:20
● 2026-07-02 07:48:42
○ 2026-07-02 15:23:54
○ 2026-07-14 03:07:04

○A18.244.202.482026-03-31 → 2026-07-02 · 35 obs

○A18.244.202.712026-03-31 → 2026-07-02 · 35 obs

○A18.244.202.782026-03-31 → 2026-07-02 · 35 obs

●A18.66.255.282026-04-10 → 2026-07-14 · 47 obs

○ 2026-04-10 00:00:36
● 2026-04-10 14:38:08
○ 2026-04-10 19:58:30
○ 2026-04-11 05:28:30
● 2026-04-11 06:34:56
○ 2026-04-11 09:28:28
○ 2026-05-26 21:14:28
● 2026-05-27 07:16:56
○ 2026-05-27 22:38:12
● 2026-05-28 17:29:22
○ 2026-05-29 10:28:30
● 2026-05-29 18:57:52
● 2026-06-01 05:42:22
○ 2026-06-01 21:17:36
○ 2026-06-15 22:40:38
● 2026-06-16 05:50:58
○ 2026-06-16 07:58:50
● 2026-06-21 16:16:04
○ 2026-06-21 17:49:48
● 2026-07-01 00:06:16
○ 2026-07-01 06:22:20
● 2026-07-01 08:39:08
○ 2026-07-01 11:19:42
● 2026-07-02 19:53:58
○ 2026-07-03 01:04:04
● 2026-07-04 15:54:52
○ 2026-07-04 17:21:02
● 2026-07-05 01:00:34
○ 2026-07-05 07:33:38
● 2026-07-05 10:20:12
○ 2026-07-07 23:31:28
● 2026-07-08 18:40:58
○ 2026-07-09 00:39:06
● 2026-07-09 16:30:28
○ 2026-07-10 08:29:36
● 2026-07-10 09:51:44
○ 2026-07-10 13:34:26
● 2026-07-11 09:25:00
○ 2026-07-11 23:29:04
● 2026-07-12 02:19:04
○ 2026-07-12 06:33:26
● 2026-07-12 10:24:12
○ 2026-07-12 18:30:08
● 2026-07-12 23:59:46
○ 2026-07-13 17:09:38
● 2026-07-13 21:24:24
● 2026-07-14 03:07:04

●A18.66.255.532026-04-10 → 2026-07-14 · 47 obs

●A18.66.255.742026-04-10 → 2026-07-14 · 47 obs

●A18.66.255.932026-04-10 → 2026-07-14 · 47 obs

○A18.67.0.1102026-03-28 → 2026-05-14 · 18 obs

○ 2026-03-28 01:18:38
● 2026-03-28 16:17:16
○ 2026-03-29 00:39:52
○ 2026-03-29 05:05:42
● 2026-03-29 07:32:16
● 2026-03-29 18:58:22
○ 2026-03-30 01:50:50
○ 2026-05-12 01:00:52
● 2026-05-12 07:37:16
● 2026-05-12 14:40:22
○ 2026-05-12 21:18:42
○ 2026-05-13 08:59:46
● 2026-05-13 17:02:38
● 2026-05-14 03:08:40
○ 2026-05-14 07:01:34
● 2026-05-14 07:32:48
○ 2026-05-14 10:35:06
○ 2026-07-14 03:07:04

○A18.67.0.372026-03-28 → 2026-05-14 · 18 obs

○A18.67.0.662026-03-28 → 2026-05-14 · 18 obs

○A18.67.0.812026-03-28 → 2026-05-14 · 18 obs

○A18.67.76.222021-10-24 → 2021-10-24 · 4 obs

○ 2020-03-17 17:39:30
● 2021-10-24 02:16:34
○ 2026-02-16 00:08:56
○ 2026-07-14 03:07:04

○A18.67.76.252021-10-24 → 2021-10-24 · 4 obs

○ 2020-03-17 17:39:30
● 2021-10-24 02:16:34
○ 2026-02-16 00:08:56
○ 2026-07-14 03:07:04

○A18.67.76.42021-10-24 → 2021-10-24 · 4 obs

○ 2020-03-17 17:39:30
● 2021-10-24 02:16:34
○ 2026-02-16 00:08:56
○ 2026-07-14 03:07:04

○A18.67.76.52021-10-24 → 2021-10-24 · 4 obs

○ 2020-03-17 17:39:30
● 2021-10-24 02:16:34
○ 2026-02-16 00:08:56
○ 2026-07-14 03:07:04

○A216.137.39.1092026-02-16 → 2026-07-07 · 28 obs

○ 2026-02-16 00:08:56
● 2026-02-16 03:17:10
● 2026-02-16 04:14:48
○ 2026-02-16 04:49:34
○ 2026-02-23 02:32:42
● 2026-02-23 13:35:22
○ 2026-02-23 19:40:50
○ 2026-03-07 14:26:10
● 2026-03-08 02:12:50
○ 2026-03-08 10:28:26
○ 2026-03-16 10:35:14
● 2026-03-17 00:42:10
○ 2026-03-17 05:40:10
○ 2026-03-27 20:23:52
● 2026-03-27 21:08:18
● 2026-03-27 23:58:04
○ 2026-03-28 01:18:38
● 2026-07-03 01:04:04
○ 2026-07-03 10:26:00
● 2026-07-03 21:20:10
○ 2026-07-04 15:54:52
● 2026-07-04 17:21:02
○ 2026-07-05 01:00:34
● 2026-07-05 09:06:20
○ 2026-07-05 10:20:12
● 2026-07-07 23:31:28
○ 2026-07-08 18:40:58
○ 2026-07-14 03:07:04

○A216.137.39.1132026-02-16 → 2026-07-07 · 28 obs

○A216.137.39.1202026-02-16 → 2026-07-07 · 28 obs

○A216.137.39.642026-02-16 → 2026-07-07 · 28 obs

○A3.166.192.1182026-05-08 → 2026-07-13 · 8 obs

○ 2026-05-07 21:41:14
● 2026-05-08 22:36:08
○ 2026-05-09 00:42:08
● 2026-07-12 18:30:08
○ 2026-07-12 23:59:46
● 2026-07-13 17:09:38
○ 2026-07-13 21:24:24
○ 2026-07-14 03:07:04

○A3.166.192.462026-05-08 → 2026-07-13 · 8 obs

○ 2026-05-07 21:41:14
● 2026-05-08 22:36:08
○ 2026-05-09 00:42:08
● 2026-07-12 18:30:08
○ 2026-07-12 23:59:46
● 2026-07-13 17:09:38
○ 2026-07-13 21:24:24
○ 2026-07-14 03:07:04

○A3.166.192.722026-05-08 → 2026-07-13 · 8 obs

○ 2026-05-07 21:41:14
● 2026-05-08 22:36:08
○ 2026-05-09 00:42:08
● 2026-07-12 18:30:08
○ 2026-07-12 23:59:46
● 2026-07-13 17:09:38
○ 2026-07-13 21:24:24
○ 2026-07-14 03:07:04

○A3.166.192.752026-05-08 → 2026-07-13 · 8 obs

○ 2026-05-07 21:41:14
● 2026-05-08 22:36:08
○ 2026-05-09 00:42:08
● 2026-07-12 18:30:08
○ 2026-07-12 23:59:46
● 2026-07-13 17:09:38
○ 2026-07-13 21:24:24
○ 2026-07-14 03:07:04

○A3.170.51.1062026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-23 19:40:50
● 2026-03-06 12:08:40
○ 2026-03-06 23:56:40
○ 2026-07-14 03:07:04

○A3.170.51.1152026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-23 19:40:50
● 2026-03-06 12:08:40
○ 2026-03-06 23:56:40
○ 2026-07-14 03:07:04

○A3.170.51.1242026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-23 19:40:50
● 2026-03-06 12:08:40
○ 2026-03-06 23:56:40
○ 2026-07-14 03:07:04

○A3.170.51.842026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-23 19:40:50
● 2026-03-06 12:08:40
○ 2026-03-06 23:56:40
○ 2026-07-14 03:07:04

○A3.173.182.1032026-05-28 → 2026-05-29 · 6 obs

○ 2026-05-28 17:29:22
● 2026-05-28 21:38:32
○ 2026-05-29 00:48:04
● 2026-05-29 03:30:58
○ 2026-05-29 05:41:34
○ 2026-07-14 03:07:04

○A3.173.182.402026-05-28 → 2026-05-29 · 6 obs

○ 2026-05-28 17:29:22
● 2026-05-28 21:38:32
○ 2026-05-29 00:48:04
● 2026-05-29 03:30:58
○ 2026-05-29 05:41:34
○ 2026-07-14 03:07:04

○A3.173.182.412026-05-28 → 2026-05-29 · 6 obs

○ 2026-05-28 17:29:22
● 2026-05-28 21:38:32
○ 2026-05-29 00:48:04
● 2026-05-29 03:30:58
○ 2026-05-29 05:41:34
○ 2026-07-14 03:07:04

○A3.173.182.762026-05-28 → 2026-05-29 · 6 obs

○ 2026-05-28 17:29:22
● 2026-05-28 21:38:32
○ 2026-05-29 00:48:04
● 2026-05-29 03:30:58
○ 2026-05-29 05:41:34
○ 2026-07-14 03:07:04

○A3.174.46.1152026-03-24 → 2026-05-29 · 8 obs

○ 2026-03-22 16:21:06
● 2026-03-24 00:45:10
○ 2026-03-24 01:42:32
○ 2026-05-29 05:41:34
● 2026-05-29 06:31:48
● 2026-05-29 10:28:30
○ 2026-05-29 18:57:52
○ 2026-07-14 03:07:04

○A3.174.46.172026-03-24 → 2026-05-29 · 8 obs

○ 2026-03-22 16:21:06
● 2026-03-24 00:45:10
○ 2026-03-24 01:42:32
○ 2026-05-29 05:41:34
● 2026-05-29 06:31:48
● 2026-05-29 10:28:30
○ 2026-05-29 18:57:52
○ 2026-07-14 03:07:04

○A3.174.46.392026-03-24 → 2026-05-29 · 8 obs

○ 2026-03-22 16:21:06
● 2026-03-24 00:45:10
○ 2026-03-24 01:42:32
○ 2026-05-29 05:41:34
● 2026-05-29 06:31:48
● 2026-05-29 10:28:30
○ 2026-05-29 18:57:52
○ 2026-07-14 03:07:04

○A3.174.46.992026-03-24 → 2026-05-29 · 8 obs

○ 2026-03-22 16:21:06
● 2026-03-24 00:45:10
○ 2026-03-24 01:42:32
○ 2026-05-29 05:41:34
● 2026-05-29 06:31:48
● 2026-05-29 10:28:30
○ 2026-05-29 18:57:52
○ 2026-07-14 03:07:04

○A52.84.118.1012026-02-17 → 2026-06-30 · 55 obs

○ 2026-02-17 01:21:38
● 2026-02-17 02:17:42
● 2026-02-17 13:45:16
○ 2026-02-17 15:16:50
● 2026-02-17 22:14:14
● 2026-03-21 19:51:30
○ 2026-03-22 10:02:36
● 2026-04-01 01:50:56
● 2026-05-19 06:07:50
○ 2026-05-19 16:05:08
○ 2026-06-08 15:18:22
● 2026-06-08 22:02:56
● 2026-06-18 10:53:06
○ 2026-06-20 19:10:34
● 2026-06-21 00:42:54
○ 2026-06-21 08:30:40
● 2026-06-21 09:25:40
○ 2026-06-21 16:16:04
● 2026-06-21 17:49:48
○ 2026-06-21 21:28:44
● 2026-06-21 23:21:26
○ 2026-06-22 16:38:22
● 2026-06-23 08:43:42
○ 2026-06-23 16:31:40
● 2026-06-23 20:46:10
○ 2026-06-24 02:33:36
● 2026-06-24 06:14:18
○ 2026-06-25 10:53:40
● 2026-06-25 15:44:28
○ 2026-06-25 16:47:06
● 2026-06-26 01:10:44
○ 2026-06-26 04:34:04
● 2026-06-26 08:16:00
○ 2026-06-26 11:35:26
● 2026-06-26 12:59:16
○ 2026-06-26 21:51:36
● 2026-06-27 00:03:30
○ 2026-06-27 02:05:00
● 2026-06-27 05:48:22
○ 2026-06-27 16:51:42
● 2026-06-28 04:48:54
○ 2026-06-28 15:08:20
● 2026-06-28 19:45:22
○ 2026-06-28 22:21:24
● 2026-06-28 23:46:50
○ 2026-06-29 02:43:36
● 2026-06-29 06:01:08
○ 2026-06-29 09:09:10
● 2026-06-29 16:25:52
○ 2026-06-29 20:09:22
● 2026-06-30 01:52:12
○ 2026-06-30 02:46:36
● 2026-06-30 06:02:48
○ 2026-06-30 08:13:26
○ 2026-07-14 03:07:04

○A52.84.118.1052026-02-17 → 2026-06-30 · 55 obs

○A52.84.118.1252026-02-17 → 2026-06-30 · 55 obs

○A52.84.118.952026-02-17 → 2026-06-30 · 55 obs

○A52.84.125.1052020-03-10 → 2020-03-10 · 4 obs

○ 2020-03-03 03:47:18
● 2020-03-10 00:52:22
○ 2020-03-17 17:39:30
○ 2026-07-14 03:07:04

○A52.84.125.1102020-03-10 → 2020-03-10 · 4 obs

○ 2020-03-03 03:47:18
● 2020-03-10 00:52:22
○ 2020-03-17 17:39:30
○ 2026-07-14 03:07:04

○A52.84.125.1242020-03-10 → 2020-03-10 · 4 obs

○ 2020-03-03 03:47:18
● 2020-03-10 00:52:22
○ 2020-03-17 17:39:30
○ 2026-07-14 03:07:04

○A52.84.125.982020-03-10 → 2020-03-10 · 4 obs

○ 2020-03-03 03:47:18
● 2020-03-10 00:52:22
○ 2020-03-17 17:39:30
○ 2026-07-14 03:07:04

○A52.85.12.1172026-05-23 → 2026-07-02 · 23 obs

○ 2026-05-22 20:34:50
● 2026-05-23 01:34:02
○ 2026-05-23 09:12:46
○ 2026-06-03 02:40:36
● 2026-06-03 11:00:28
○ 2026-06-03 12:04:16
○ 2026-06-04 06:11:56
● 2026-06-04 16:02:10
● 2026-06-05 09:23:42
○ 2026-06-06 01:18:10
○ 2026-06-06 12:07:22
● 2026-06-07 01:07:54
● 2026-06-08 06:35:04
○ 2026-06-08 08:42:42
● 2026-06-30 04:41:12
○ 2026-06-30 06:02:48
● 2026-06-30 14:57:46
○ 2026-06-30 20:50:52
● 2026-07-01 12:15:26
○ 2026-07-01 16:08:26
● 2026-07-02 02:06:20
○ 2026-07-02 07:48:42
○ 2026-07-14 03:07:04

○A52.85.12.1292026-05-23 → 2026-07-02 · 23 obs

○A52.85.12.442026-05-23 → 2026-07-02 · 23 obs

○A52.85.12.902026-05-23 → 2026-07-02 · 23 obs

○A54.240.184.1112026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 03:38:56
● 2026-05-30 09:28:28
○ 2026-05-30 13:40:36
○ 2026-07-14 03:07:04

○A54.240.184.502026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 03:38:56
● 2026-05-30 09:28:28
○ 2026-05-30 13:40:36
○ 2026-07-14 03:07:04

○A54.240.184.852026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 03:38:56
● 2026-05-30 09:28:28
○ 2026-05-30 13:40:36
○ 2026-07-14 03:07:04

○A54.240.184.962026-05-30 → 2026-05-30 · 4 obs

○ 2026-05-30 03:38:56
● 2026-05-30 09:28:28
○ 2026-05-30 13:40:36
○ 2026-07-14 03:07:04

○A54.244.52.832015-09-14 → 2017-07-22 · 5 obs

○ 2015-07-21 22:35:34
● 2015-09-14 13:19:08
● 2017-07-22 17:06:18
○ 2020-03-03 03:47:18
○ 2026-07-14 03:07:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
cdlib.org	ns-1574.awsdns-04.co.uk, ns-937.awsdns-53.net, ns-378.awsdns-47.com, ns-1175.awsdns-18.org	2 records

✅ Authoritative Response

Server:205.251.198.38

NS records: ns-1574.awsdns-04.co.uk, ns-937.awsdns-53.net, ns-378.awsdns-47.com, ns-1175.awsdns-18.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdlib.org (unsigned zone)

⏱️ Timing

Total: 2555ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.166.192.75, 3.166.192.72...`
NS	4	`ns-1175.awsdns-18.org, ns-1574.awsdns-04.co.uk...`
MX	1	`cdlib-org.mail.protection.outlook.com (p`
TXT	2	`dtm-domain-verification=gQo3a74HSN8IGSpH, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns-1175.awsdns-18.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-1175.awsdns-18.org, ns-1175.awsdns-18.org)

Analysis

Hierarchy

cdlib.org is a parent domain; its children include ezid.cdlib.org, aspace.cdlib.org, dsc.cdlib.org, ark.cdlib.org, content.cdlib.org and a few other host names.

IP Addresses

cdlib.org resolves to four IP addresses: 18.66.255.28, 18.66.255.53, 18.66.255.74 and 18.66.255.93.

Name Servers

The domain cdlib.org is delegated to these four name servers: ns-378.awsdns-47.com, ns-937.awsdns-53.net, ns-1175.awsdns-18.org and ns-1574.awsdns-04.co.uk.

ns-378.awsdns-47.com, ns-937.awsdns-53.net, ns-1175.awsdns-18.org and ns-1574.awsdns-04.co.uk each carry two IP addresses. ns-378.awsdns-47.com has 205.251.193.122 and 2600:9000:5301:7a00::1; ns-937.awsdns-53.net has 205.251.195.169 and 2600:9000:5303:a900::1; ns-1175.awsdns-18.org has 205.251.196.151 and 2600:9000:5304:9700::1; ns-1574.awsdns-04.co.uk has 205.251.198.38 and 2600:9000:5306:2600::1.

Mail Servers

cdlib.org routes its mail through a single mail server, cdlib-org.mail.protection.outlook.com.

cdlib-org.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.10.18, 52.101.41.21 and 52.101.41.58, along with 5 other.