doublefirst.com - dns.ninja

`doublefirst.com`

DNSSEC	⚠️ Not signed
A	3.170.19.39^{🇺🇸 Amazon3.170.19.0/24}
		PTR	`server-3-170-19-39.iad61.r.cloudfront.net`
A	3.170.19.64^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.68^{🇺🇸 Amazon3.170.19.0/24}
A	3.170.19.126^{🇺🇸 Amazon3.170.19.0/24}
NS	`ns-1467.awsdns-55.org` ⭐
		A	2600:9000:5305:bb00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1467.awsdns-55.org`
		A	205.251.197.187^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1467.awsdns-55.org`
NS	`ns-1594.awsdns-07.co.uk`
		A	2600:9000:5306:3a00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1594.awsdns-07.co.uk`
		A	205.251.198.58^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1594.awsdns-07.co.uk`
NS	`ns-265.awsdns-33.com`
		A	2600:9000:5301:900::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-265.awsdns-33.com`
		A	205.251.193.9^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-265.awsdns-33.com`
NS	`ns-925.awsdns-51.net`
		A	2600:9000:5303:9d00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-925.awsdns-51.net`
		A	205.251.195.157^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-925.awsdns-51.net`
MX	`filter1.double-4.mailguard.com.au` ⭐
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	3.104.195.181^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-renna.mailguard.com.au`
		A	3.105.81.69^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-krumm.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	13.238.162.196^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-agro.mailguard.com.au`
		A	13.238.252.82^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-widget.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.252^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omicron.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
MX	`filter2.double-4.mailguard.com.au`⁽²⁰⁾
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	3.104.195.181^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-renna.mailguard.com.au`
		A	3.105.81.69^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-krumm.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	13.238.162.196^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-agro.mailguard.com.au`
		A	13.238.252.82^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-widget.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.252^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omicron.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
MX	`filter3.double-4.mailguard.com.au`⁽³⁰⁾
		A	3.24.56.135^{🇦🇺 Amazon3.24.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-pogs.mailguard.com.au`
		A	3.104.195.181^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-renna.mailguard.com.au`
		A	3.105.81.69^{🇦🇺 Amazon3.104.0.0/14 EC2 SYD prefix}
			PTR	`mg-aaus-krumm.mailguard.com.au`
		A	13.70.186.218^{🇦🇺 Microsoft13.64.0.0/11 MICROSOFT}
			PTR	`mg-zaum-ding.mailguard.com.au`
		A	13.236.218.216^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-zote.mailguard.com.au`
		A	13.238.162.196^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-agro.mailguard.com.au`
		A	13.238.252.82^{🇦🇺 Amazon13.236.0.0/14}
			PTR	`mg-aaus-widget.mailguard.com.au`
		A	20.70.88.141^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaum-bing.mailguard.com.au`
		A	20.92.133.252^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-omicron.mailguard.com.au`
		A	20.92.218.92^{🇦🇺 Microsoft20.64.0.0/10}
			PTR	`mg-zaus-chi.mailguard.com.au`
		A	52.63.166.203^{🇦🇺 Amazon52.62.0.0/15 EC2 SYD prefix}
			PTR	`mg-aaus-tazos.mailguard.com.au`
		A	52.147.56.124^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-snatto.mailguard.com.au`
		A	52.147.60.132^{🇦🇺 Microsoft52.146.0.0/15 MICROSOFT}
			PTR	`mg-zaum-milo.mailguard.com.au`
TXT	`00d9000000112gheai`
TXT	`MS=ms48978314`
TXT	`MS=ms63514629`
TXT	`v=spf1 include:spf.protection.outlook.com Include:spf.exclaimer.net include:c...`
TXT	`ycty7hsybp3gg6w34wdf8bcmjblzwxn4`
SOA	`ns-1467.awsdns-55.org`awsdns-hostmaster@amazon.com serial=1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782059355

WOT: SAFE (50/100)

Same first word

doublefirst.cn

doublefirst.com

Similar names

rebuildsoft.com

buildersoft.com.mx

buildersoft.mx

softbuilder.cn

buildersoft.biz

dorfstuebli.de

buildforest.com

softbuilder.com.br

softbuilder.com

softbuilder.net.br

DNS History

94 records (11 active, 83 former)

○NSdns01.opal-solutions.com2015-07-11 → 2017-05-16 · 4 obs

● 2015-07-11 06:02:52
● 2017-05-16 04:59:00
○ 2026-02-16 15:35:38
○ 2026-06-21 16:38:20

○NSdns02.opal-solutions.com2015-07-11 → 2017-05-16 · 4 obs

● 2015-07-11 06:02:52
● 2017-05-16 04:59:00
○ 2026-02-16 15:35:38
○ 2026-06-21 16:38:20

○NSdns03.opal-solutions.com2015-07-11 → 2017-05-16 · 4 obs

● 2015-07-11 06:02:52
● 2017-05-16 04:59:00
○ 2026-02-16 15:35:38
○ 2026-06-21 16:38:20

●NSns-1467.awsdns-55.org2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

●NSns-1594.awsdns-07.co.uk2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

●NSns-265.awsdns-33.com2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

●NSns-925.awsdns-51.net2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

○MXcluster5.eu.messagelabs.com2015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 06:02:52
○ 2015-11-12 22:10:28
○ 2026-06-21 16:38:20

○MXcluster5a.eu.messagelabs.com2015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 06:02:52
○ 2015-11-12 22:10:28
○ 2026-06-21 16:38:20

○MXdoublefirst-com.mail.protection.outlook.com2015-11-12 → 2017-05-16 · 5 obs

○ 2015-07-11 06:02:52
● 2015-11-12 22:10:28
● 2017-05-16 04:59:00
○ 2026-02-16 15:35:38
○ 2026-06-21 16:38:20

●MXfilter1.double-4.mailguard.com.au2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

●MXfilter2.double-4.mailguard.com.au2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

●MXfilter3.double-4.mailguard.com.au2026-02-16 → 2026-06-21 · 3 obs

○ 2017-05-16 04:59:00
● 2026-02-16 15:35:38
● 2026-06-21 16:38:20

○A108.139.113.1012026-04-11 → 2026-06-08 · 20 obs

○ 2026-04-11 20:01:30
● 2026-04-11 22:09:40
○ 2026-04-11 23:08:10
○ 2026-04-12 20:19:14
● 2026-04-12 20:58:38
○ 2026-04-13 04:30:22
○ 2026-04-14 17:16:52
● 2026-04-14 20:12:34
● 2026-04-15 01:56:50
○ 2026-04-15 04:17:12
● 2026-04-15 14:20:50
● 2026-04-16 16:28:20
○ 2026-04-16 22:25:42
○ 2026-06-07 13:13:06
● 2026-06-07 18:17:04
● 2026-06-08 00:31:34
○ 2026-06-08 03:16:04
● 2026-06-08 05:11:36
○ 2026-06-08 07:04:16
○ 2026-06-21 16:38:20

○A108.139.113.1052026-04-11 → 2026-06-08 · 20 obs

○A108.139.113.412026-04-11 → 2026-06-08 · 20 obs

○A108.139.113.942026-04-11 → 2026-06-08 · 20 obs

○A13.32.205.1192026-05-19 → 2026-06-07 · 18 obs

○ 2026-05-19 06:50:44
● 2026-05-19 08:29:36
● 2026-05-19 10:39:48
○ 2026-05-19 13:05:42
● 2026-05-19 13:42:32
○ 2026-05-19 18:40:28
○ 2026-05-20 18:50:38
● 2026-05-21 07:18:24
● 2026-05-26 12:59:14
○ 2026-05-27 00:32:16
○ 2026-06-03 10:16:50
● 2026-06-03 14:28:48
● 2026-06-04 19:14:46
○ 2026-06-05 06:03:56
○ 2026-06-07 22:14:14
● 2026-06-07 22:51:04
○ 2026-06-07 23:39:00
○ 2026-06-21 16:38:20

○A13.32.205.492026-05-19 → 2026-06-07 · 18 obs

○A13.32.205.572026-05-19 → 2026-06-07 · 18 obs

○A13.32.205.592026-05-19 → 2026-06-07 · 18 obs

○A13.33.109.1212026-04-23 → 2026-05-20 · 19 obs

○ 2026-04-22 13:23:22
● 2026-04-23 00:44:12
○ 2026-04-23 16:18:34
○ 2026-04-25 19:15:18
● 2026-04-27 00:39:20
○ 2026-04-27 12:09:30
○ 2026-05-01 22:23:00
● 2026-05-03 00:31:00
○ 2026-05-03 07:28:34
○ 2026-05-08 15:47:24
● 2026-05-09 17:43:10
○ 2026-05-10 20:29:16
○ 2026-05-13 22:46:32
● 2026-05-14 08:28:22
○ 2026-05-15 15:21:36
○ 2026-05-20 13:36:06
● 2026-05-20 18:50:38
○ 2026-05-21 07:18:24
○ 2026-06-21 16:38:20

○A13.33.109.402026-04-23 → 2026-05-20 · 19 obs

○A13.33.109.532026-04-23 → 2026-05-20 · 19 obs

○A13.33.109.762026-04-23 → 2026-05-20 · 19 obs

○A13.33.235.1032026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-24 14:03:46
● 2026-03-25 19:18:14
○ 2026-03-26 03:32:00
○ 2026-06-21 16:38:20

○A13.33.235.162026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-24 14:03:46
● 2026-03-25 19:18:14
○ 2026-03-26 03:32:00
○ 2026-06-21 16:38:20

○A13.33.235.602026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-24 14:03:46
● 2026-03-25 19:18:14
○ 2026-03-26 03:32:00
○ 2026-06-21 16:38:20

○A13.33.235.782026-03-25 → 2026-03-25 · 4 obs

○ 2026-03-24 14:03:46
● 2026-03-25 19:18:14
○ 2026-03-26 03:32:00
○ 2026-06-21 16:38:20

○A18.165.140.1212026-03-24 → 2026-03-24 · 6 obs

○ 2026-03-24 02:32:06
● 2026-03-24 04:40:04
○ 2026-03-24 07:21:12
● 2026-03-24 10:01:18
○ 2026-03-24 14:03:46
○ 2026-06-21 16:38:20

○A18.165.140.572026-03-24 → 2026-03-24 · 6 obs

○ 2026-03-24 02:32:06
● 2026-03-24 04:40:04
○ 2026-03-24 07:21:12
● 2026-03-24 10:01:18
○ 2026-03-24 14:03:46
○ 2026-06-21 16:38:20

○A18.165.140.752026-03-24 → 2026-03-24 · 6 obs

○ 2026-03-24 02:32:06
● 2026-03-24 04:40:04
○ 2026-03-24 07:21:12
● 2026-03-24 10:01:18
○ 2026-03-24 14:03:46
○ 2026-06-21 16:38:20

○A18.165.140.982026-03-24 → 2026-03-24 · 6 obs

○ 2026-03-24 02:32:06
● 2026-03-24 04:40:04
○ 2026-03-24 07:21:12
● 2026-03-24 10:01:18
○ 2026-03-24 14:03:46
○ 2026-06-21 16:38:20

○A18.172.88.1032026-03-28 → 2026-05-29 · 7 obs

○ 2026-03-26 03:32:00
● 2026-03-28 15:13:46
○ 2026-03-29 02:02:14
○ 2026-05-29 01:02:42
● 2026-05-29 03:01:54
○ 2026-05-29 03:57:24
○ 2026-06-21 16:38:20

○A18.172.88.542026-03-28 → 2026-05-29 · 7 obs

○ 2026-03-26 03:32:00
● 2026-03-28 15:13:46
○ 2026-03-29 02:02:14
○ 2026-05-29 01:02:42
● 2026-05-29 03:01:54
○ 2026-05-29 03:57:24
○ 2026-06-21 16:38:20

○A18.172.88.782026-03-28 → 2026-05-29 · 7 obs

○ 2026-03-26 03:32:00
● 2026-03-28 15:13:46
○ 2026-03-29 02:02:14
○ 2026-05-29 01:02:42
● 2026-05-29 03:01:54
○ 2026-05-29 03:57:24
○ 2026-06-21 16:38:20

○A18.172.88.812026-03-28 → 2026-05-29 · 7 obs

○ 2026-03-26 03:32:00
● 2026-03-28 15:13:46
○ 2026-03-29 02:02:14
○ 2026-05-29 01:02:42
● 2026-05-29 03:01:54
○ 2026-05-29 03:57:24
○ 2026-06-21 16:38:20

○A18.173.132.1122026-03-13 → 2026-03-30 · 13 obs

○ 2026-03-10 13:46:02
● 2026-03-13 06:43:20
○ 2026-03-13 07:46:24
○ 2026-03-14 14:57:30
● 2026-03-14 16:03:48
○ 2026-03-14 17:10:18
○ 2026-03-22 16:06:18
● 2026-03-22 17:36:26
○ 2026-03-22 19:44:42
○ 2026-03-29 21:55:18
● 2026-03-30 00:09:58
○ 2026-03-30 02:03:16
○ 2026-06-21 16:38:20

○A18.173.132.1192026-03-13 → 2026-03-30 · 13 obs

○A18.173.132.142026-03-13 → 2026-03-30 · 13 obs

○A18.173.132.272026-03-13 → 2026-03-30 · 13 obs

○A18.239.236.1192026-02-19 → 2026-06-21 · 22 obs

○ 2026-02-19 10:58:28
● 2026-02-19 19:41:02
● 2026-02-20 01:36:06
○ 2026-02-20 10:37:00
● 2026-02-20 13:38:04
● 2026-04-06 00:13:54
○ 2026-04-07 12:14:34
○ 2026-04-17 20:30:38
● 2026-04-18 11:19:52
● 2026-05-19 06:50:44
○ 2026-05-19 08:29:36
○ 2026-06-08 10:59:06
● 2026-06-08 11:38:14
● 2026-06-17 12:08:40
○ 2026-06-20 03:37:46
● 2026-06-20 12:22:24
○ 2026-06-20 14:36:12
● 2026-06-21 00:31:04
○ 2026-06-21 11:19:48
● 2026-06-21 12:29:36
○ 2026-06-21 16:38:18
○ 2026-06-21 16:38:20

○A18.239.236.1292026-02-19 → 2026-06-21 · 22 obs

○A18.239.236.542026-02-19 → 2026-06-21 · 22 obs

○A18.239.236.982026-02-19 → 2026-06-21 · 22 obs

○A18.245.187.1032026-03-06 → 2026-06-15 · 17 obs

○ 2026-03-01 04:47:48
● 2026-03-06 03:32:12
○ 2026-03-06 10:07:14
○ 2026-04-01 01:19:32
● 2026-04-02 03:13:48
○ 2026-04-02 10:55:34
○ 2026-04-22 03:27:42
● 2026-04-22 12:34:40
● 2026-04-22 13:23:22
○ 2026-04-23 00:44:12
○ 2026-05-05 22:24:02
● 2026-05-06 00:04:56
○ 2026-05-06 06:39:28
○ 2026-06-15 00:06:24
● 2026-06-15 01:28:24
○ 2026-06-15 12:40:08
○ 2026-06-21 16:38:20

○A18.245.187.472026-03-06 → 2026-06-15 · 17 obs

○A18.245.187.722026-03-06 → 2026-06-15 · 17 obs

○A18.245.187.902026-03-06 → 2026-06-15 · 17 obs

○A18.245.60.1102026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-22 19:44:42
● 2026-03-24 01:02:42
○ 2026-03-24 02:32:06
○ 2026-06-21 16:38:20

○A18.245.60.352026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-22 19:44:42
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○A18.245.60.582026-03-24 → 2026-03-24 · 4 obs

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○A18.245.60.712026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-22 19:44:42
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○A18.67.162.1072026-06-13 → 2026-06-14 · 10 obs

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○A18.67.162.1112026-06-13 → 2026-06-14 · 10 obs

○A18.67.162.292026-06-13 → 2026-06-14 · 10 obs

○A18.67.162.562026-06-13 → 2026-06-14 · 10 obs

○A216.137.52.1212026-05-27 → 2026-05-27 · 4 obs

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○A216.137.52.192026-05-27 → 2026-05-27 · 4 obs

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○A216.137.52.62026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 12:59:14
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○A216.137.52.902026-05-27 → 2026-05-27 · 4 obs

○ 2026-05-26 12:59:14
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○A217.160.163.1512017-01-15 → 2017-05-16 · 4 obs

● 2017-01-15 21:42:28
● 2017-05-16 04:59:00
○ 2026-02-16 15:35:38
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○A3.163.63.112026-03-29 → 2026-06-10 · 20 obs

○ 2026-03-28 15:13:46
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○A3.163.63.52026-03-29 → 2026-06-10 · 20 obs

○A3.163.63.842026-03-29 → 2026-06-10 · 20 obs

○A3.163.63.942026-03-29 → 2026-06-10 · 20 obs

○A3.165.232.1042026-03-22 → 2026-03-22 · 4 obs

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○A3.165.232.342026-03-22 → 2026-03-22 · 4 obs

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○A3.165.232.352026-03-22 → 2026-03-22 · 4 obs

○ 2026-03-21 11:40:58
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○A3.165.232.652026-03-22 → 2026-03-22 · 4 obs

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●A3.170.19.1262026-02-16 → 2026-06-21 · 21 obs

○ 2017-05-16 04:59:00
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●A3.170.19.392026-02-16 → 2026-06-21 · 21 obs

●A3.170.19.642026-02-16 → 2026-06-21 · 21 obs

●A3.170.19.682026-02-16 → 2026-06-21 · 21 obs

○A3.170.91.112026-04-03 → 2026-06-20 · 19 obs

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○A3.170.91.472026-04-03 → 2026-06-20 · 19 obs

○A3.170.91.712026-04-03 → 2026-06-20 · 19 obs

○A3.170.91.912026-04-03 → 2026-06-20 · 19 obs

○A3.174.59.1002026-04-11 → 2026-05-16 · 20 obs

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○A3.174.59.242026-04-11 → 2026-05-16 · 20 obs

○A3.174.59.592026-04-11 → 2026-05-16 · 20 obs

○A3.174.59.992026-04-11 → 2026-05-16 · 20 obs

○A52.85.78.1162026-06-21 → 2026-06-21 · 4 obs

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○A52.85.78.242026-06-21 → 2026-06-21 · 4 obs

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○A52.85.78.502026-06-21 → 2026-06-21 · 4 obs

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● 2026-06-21 11:19:48
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○A52.85.78.682026-06-21 → 2026-06-21 · 4 obs

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○A54.192.151.152026-05-28 → 2026-06-05 · 18 obs

○ 2026-05-27 02:55:44
● 2026-05-28 18:41:24
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● 2026-05-30 10:15:38
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○A54.192.151.192026-05-28 → 2026-06-05 · 18 obs

○A54.192.151.582026-05-28 → 2026-06-05 · 18 obs

○A54.192.151.592026-05-28 → 2026-06-05 · 18 obs

○A99.84.41.152026-02-20 → 2026-03-21 · 20 obs

○ 2026-02-20 13:38:04
● 2026-02-20 21:02:04
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● 2026-02-21 17:22:18
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● 2026-03-21 11:40:58
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○A99.84.41.52026-02-20 → 2026-03-21 · 20 obs

○A99.84.41.662026-02-20 → 2026-03-21 · 20 obs

○A99.84.41.752026-02-20 → 2026-03-21 · 20 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
doublefirst.com	ns-265.awsdns-33.com, ns-925.awsdns-51.net, ns-1594.awsdns-07.co.uk, ns-1467.awsdns-55.org	2 records

✅ Authoritative Response

Server:205.251.197.187

NS records: ns-265.awsdns-33.com, ns-925.awsdns-51.net, ns-1594.awsdns-07.co.uk, ns-1467.awsdns-55.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doublefirst.com (unsigned zone)

⏱️ Timing

Total: 721ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.19.64, 3.170.19.39...`
NS	4	`ns-1467.awsdns-55.org, ns-1594.awsdns-07.co.uk...`
MX	3	`filter1.double-4.mailguard.com.au (pri: , filter2.double-4.mailguard.com.au (pri: ...`
TXT	5	`00d9000000112gheai, MS=ms48978314...`
SOA	1	`ns-1467.awsdns-55.org awsdns-hostmaster.`