ref-app.com - dns.ninja

`ref-app.com`

DNSSEC	⚠️ Not signed
A	18.154.227.36^{🇺🇸 Amazon18.154.227.0/24}
		PTR	`server-18-154-227-36.iad55.r.cloudfront.net`
A	18.154.227.85^{🇺🇸 Amazon18.154.227.0/24}
A	18.154.227.86^{🇺🇸 Amazon18.154.227.0/24}
A	18.154.227.113^{🇺🇸 Amazon18.154.227.0/24}
NS	`ns-1443.awsdns-52.org` ⭐
		A	2600:9000:5305:a300::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1443.awsdns-52.org`
		A	205.251.197.163^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1443.awsdns-52.org`
NS	`ns-1683.awsdns-18.co.uk`
		A	2600:9000:5306:9300::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1683.awsdns-18.co.uk`
		A	205.251.198.147^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1683.awsdns-18.co.uk`
NS	`ns-409.awsdns-51.com`
		A	2600:9000:5301:9900::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-409.awsdns-51.com`
		A	205.251.193.153^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-409.awsdns-51.com`
NS	`ns-894.awsdns-47.net`
		A	2600:9000:5303:7e00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-894.awsdns-47.net`
		A	205.251.195.126^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-894.awsdns-47.net`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`facebook-domain-verification=q703rj8vb82l9f1odlenkyvr3pig5h`
TXT	`google-site-verification=YPEsyeqidRRVkrzefo3lhG9adzIqqE6iGY06WBOk2Sk`
TXT	`v=spf1 include:spf.mailjet.com ~all`
SOA	`ns-1443.awsdns-52.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=1786007654

Same first word

ref-app.com

DNS History

98 records (13 active, 85 former)

●NSns-1443.awsdns-52.org2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●NSns-1683.awsdns-18.co.uk2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●NSns-409.awsdns-51.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●NSns-894.awsdns-47.net2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

○NSns.namespace4you.de2015-10-31 → 2016-04-08 · 4 obs

● 2015-10-31 10:42:48
● 2016-04-08 11:11:10
○ 2016-12-22 15:21:28
○ 2026-08-06 09:21:58

○NSns2.namespace4you.de2015-10-31 → 2016-04-08 · 4 obs

● 2015-10-31 10:42:48
● 2016-04-08 11:11:10
○ 2016-12-22 15:21:28
○ 2026-08-06 09:21:58

●MXalt1.aspmx.l.google.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●MXalt2.aspmx.l.google.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●MXalt3.aspmx.l.google.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●MXalt4.aspmx.l.google.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

●MXaspmx.l.google.com2026-02-16 → 2026-08-06 · 3 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-08-06 09:21:58

○MXmxlb.ispgateway.de2015-10-31 → 2016-04-08 · 4 obs

● 2015-10-31 10:42:48
● 2016-04-08 11:11:10
○ 2016-12-22 15:21:28
○ 2026-08-06 09:21:58

○A108.138.128.1002026-03-14 → 2026-05-20 · 16 obs

○ 2026-03-13 17:55:14
● 2026-03-14 05:56:36
○ 2026-03-14 06:36:26
○ 2026-04-05 03:43:08
● 2026-04-05 06:15:54
○ 2026-04-05 08:35:34
○ 2026-04-11 11:21:18
● 2026-04-11 18:17:38
○ 2026-04-11 19:35:12
○ 2026-05-20 00:21:22
● 2026-05-20 14:42:16
○ 2026-05-20 15:52:58
○ 2026-05-20 16:51:12
● 2026-05-20 20:44:54
○ 2026-05-21 07:37:26
○ 2026-08-06 09:21:58

○A108.138.128.122026-03-14 → 2026-05-20 · 16 obs

○A108.138.128.282026-03-14 → 2026-05-20 · 16 obs

○A108.138.128.922026-03-14 → 2026-05-20 · 16 obs

○A108.138.233.1022026-03-10 → 2026-07-29 · 18 obs

○ 2026-03-09 02:53:12
● 2026-03-10 02:37:38
● 2026-03-10 03:48:44
○ 2026-03-10 11:46:38
○ 2026-03-31 03:54:34
● 2026-04-02 03:03:06
● 2026-04-09 02:24:14
○ 2026-04-10 01:55:56
○ 2026-04-19 14:45:24
● 2026-04-23 18:58:26
● 2026-05-17 21:54:20
○ 2026-05-18 07:49:04
○ 2026-06-25 10:33:04
● 2026-06-30 16:31:44
○ 2026-07-01 03:49:24
● 2026-07-29 10:08:02
○ 2026-07-29 16:20:16
○ 2026-08-06 09:21:58

○A108.138.233.362026-03-10 → 2026-07-29 · 18 obs

○A108.138.233.442026-03-10 → 2026-07-29 · 18 obs

○A108.138.233.502026-03-10 → 2026-07-29 · 18 obs

○A108.156.60.1282026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-19 18:52:50
● 2026-03-24 11:17:42
○ 2026-03-25 00:13:12
○ 2026-08-06 09:21:58

○A108.156.60.792026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-19 18:52:50
● 2026-03-24 11:17:42
○ 2026-03-25 00:13:12
○ 2026-08-06 09:21:58

○A108.156.60.812026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-19 18:52:50
● 2026-03-24 11:17:42
○ 2026-03-25 00:13:12
○ 2026-08-06 09:21:58

○A108.156.60.892026-03-24 → 2026-03-24 · 4 obs

○ 2026-03-19 18:52:50
● 2026-03-24 11:17:42
○ 2026-03-25 00:13:12
○ 2026-08-06 09:21:58

○A13.225.196.332026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 19:35:12
● 2026-04-12 13:09:40
○ 2026-04-12 14:03:14
○ 2026-08-06 09:21:58

○A13.225.196.362026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 19:35:12
● 2026-04-12 13:09:40
○ 2026-04-12 14:03:14
○ 2026-08-06 09:21:58

○A13.225.196.572026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 19:35:12
● 2026-04-12 13:09:40
○ 2026-04-12 14:03:14
○ 2026-08-06 09:21:58

○A13.225.196.912026-04-12 → 2026-04-12 · 4 obs

○ 2026-04-11 19:35:12
● 2026-04-12 13:09:40
○ 2026-04-12 14:03:14
○ 2026-08-06 09:21:58

○A13.226.244.142026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:07:42
● 2026-05-29 08:59:26
○ 2026-05-29 11:53:40
○ 2026-08-06 09:21:58

○A13.226.244.232026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:07:42
● 2026-05-29 08:59:26
○ 2026-05-29 11:53:40
○ 2026-08-06 09:21:58

○A13.226.244.432026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:07:42
● 2026-05-29 08:59:26
○ 2026-05-29 11:53:40
○ 2026-08-06 09:21:58

○A13.226.244.662026-05-29 → 2026-05-29 · 4 obs

○ 2026-05-27 13:07:42
● 2026-05-29 08:59:26
○ 2026-05-29 11:53:40
○ 2026-08-06 09:21:58

○A13.249.96.532026-04-06 → 2026-08-05 · 28 obs

○ 2026-04-05 08:35:34
● 2026-04-06 17:58:12
● 2026-04-07 06:08:42
○ 2026-04-07 14:50:00
○ 2026-06-04 08:58:32
● 2026-06-04 11:56:52
● 2026-06-14 02:41:46
○ 2026-06-18 04:45:36
● 2026-07-01 03:49:24
● 2026-07-23 10:54:04
○ 2026-07-28 19:29:22
● 2026-07-31 18:28:00
○ 2026-08-01 08:15:36
● 2026-08-01 14:25:48
○ 2026-08-02 01:17:20
● 2026-08-02 16:50:00
○ 2026-08-02 21:45:12
● 2026-08-02 23:57:36
○ 2026-08-03 01:58:40
● 2026-08-03 03:14:20
○ 2026-08-04 04:47:22
● 2026-08-04 12:02:04
○ 2026-08-04 15:02:52
● 2026-08-04 15:53:28
○ 2026-08-05 00:32:32
● 2026-08-05 02:29:56
○ 2026-08-05 20:04:34
○ 2026-08-06 09:21:58

○A13.249.96.572026-04-06 → 2026-08-05 · 28 obs

○A13.249.96.682026-04-06 → 2026-08-05 · 28 obs

○A13.249.96.882026-04-06 → 2026-08-05 · 28 obs

○A13.249.98.1022026-03-28 → 2026-05-31 · 16 obs

○ 2026-03-27 23:48:02
● 2026-03-28 11:25:32
○ 2026-03-28 13:22:26
● 2026-03-29 00:12:14
● 2026-03-29 17:23:34
○ 2026-03-30 01:49:32
○ 2026-05-17 21:54:20
● 2026-05-18 20:44:42
○ 2026-05-20 14:42:16
○ 2026-05-22 14:31:16
● 2026-05-23 05:58:48
○ 2026-05-24 19:30:06
○ 2026-05-30 20:33:14
● 2026-05-31 20:49:38
○ 2026-06-02 00:21:36
○ 2026-08-06 09:21:58

○A13.249.98.192026-03-28 → 2026-05-31 · 16 obs

○A13.249.98.502026-03-28 → 2026-05-31 · 16 obs

○A13.249.98.612026-03-28 → 2026-05-31 · 16 obs

○A13.32.205.1222026-05-19 → 2026-07-02 · 18 obs

○ 2026-05-19 13:46:48
● 2026-05-19 16:48:48
○ 2026-05-20 00:21:22
○ 2026-05-20 14:42:16
● 2026-05-20 15:52:58
○ 2026-05-23 05:58:48
● 2026-05-24 19:30:06
○ 2026-05-26 01:30:40
● 2026-05-27 13:07:42
● 2026-05-30 20:33:14
○ 2026-05-31 20:49:38
○ 2026-06-03 19:54:24
● 2026-06-30 08:29:56
● 2026-07-02 03:08:30
○ 2026-07-02 05:55:48
● 2026-07-02 22:24:22
○ 2026-07-03 01:00:10
○ 2026-08-06 09:21:58

○A13.32.205.232026-05-19 → 2026-07-02 · 18 obs

○A13.32.205.512026-05-19 → 2026-07-02 · 18 obs

○A13.32.205.782026-05-19 → 2026-07-02 · 18 obs

○A13.33.82.1142026-03-09 → 2026-05-08 · 18 obs

○ 2026-03-07 03:04:16
● 2026-03-09 00:14:26
○ 2026-03-09 02:53:12
○ 2026-04-20 23:11:20
● 2026-04-21 03:13:14
○ 2026-04-21 10:05:14
● 2026-04-22 00:37:48
○ 2026-04-22 09:33:00
○ 2026-05-01 09:42:00
● 2026-05-02 00:36:12
○ 2026-05-02 04:21:28
○ 2026-05-04 06:46:16
● 2026-05-05 20:43:00
○ 2026-05-05 22:01:06
○ 2026-05-08 16:49:10
● 2026-05-08 23:58:36
○ 2026-05-09 00:28:58
○ 2026-08-06 09:21:58

○A13.33.82.1252026-03-09 → 2026-05-08 · 18 obs

○A13.33.82.382026-03-09 → 2026-05-08 · 18 obs

○A13.33.82.432026-03-09 → 2026-05-08 · 18 obs

○A13.35.107.182026-07-13 → 2026-07-31 · 18 obs

○ 2026-07-12 14:00:06
● 2026-07-13 19:28:08
○ 2026-07-13 22:27:02
● 2026-07-14 13:56:50
○ 2026-07-14 21:46:40
● 2026-07-18 06:16:16
○ 2026-07-19 09:09:06
● 2026-07-21 09:43:06
○ 2026-07-22 17:52:22
● 2026-07-24 15:36:22
● 2026-07-26 16:21:16
○ 2026-07-27 20:34:20
● 2026-07-29 16:20:16
● 2026-07-31 00:17:44
○ 2026-07-31 06:59:48
● 2026-07-31 15:27:14
○ 2026-07-31 18:28:00
○ 2026-08-06 09:21:58

○A13.35.107.262026-07-13 → 2026-07-31 · 18 obs

○A13.35.107.562026-07-13 → 2026-07-31 · 18 obs

○A13.35.107.912026-07-13 → 2026-07-31 · 18 obs

●A18.154.227.1132026-02-17 → 2026-08-06 · 22 obs

○ 2026-02-16 01:52:56
○ 2026-02-16 11:10:14
● 2026-02-17 00:10:02
● 2026-02-20 00:17:04
○ 2026-02-20 13:04:56
○ 2026-02-27 04:19:40
● 2026-02-28 13:42:46
● 2026-03-06 00:14:20
○ 2026-03-07 03:04:16
○ 2026-06-30 16:31:44
● 2026-07-05 10:57:58
○ 2026-07-07 15:34:40
● 2026-07-11 06:13:42
○ 2026-07-11 08:08:02
● 2026-07-12 02:00:04
○ 2026-07-12 04:16:20
● 2026-08-04 04:47:22
○ 2026-08-04 08:15:18
● 2026-08-04 15:02:52
○ 2026-08-04 15:53:28
● 2026-08-05 20:04:34
● 2026-08-06 09:21:58

●A18.154.227.362026-02-17 → 2026-08-06 · 22 obs

●A18.154.227.852026-02-17 → 2026-08-06 · 22 obs

●A18.154.227.862026-02-17 → 2026-08-06 · 22 obs

○A18.160.78.1082026-03-31 → 2026-07-30 · 18 obs

○ 2026-03-31 03:54:34
● 2026-03-31 16:14:10
● 2026-03-31 23:11:12
○ 2026-04-01 02:12:50
○ 2026-06-21 11:00:28
● 2026-06-22 19:18:20
○ 2026-06-24 08:16:54
○ 2026-06-26 14:11:16
● 2026-06-27 23:09:54
○ 2026-06-30 03:53:56
● 2026-07-01 21:42:08
○ 2026-07-02 22:24:22
● 2026-07-26 19:10:26
● 2026-07-30 08:43:30
○ 2026-07-30 15:26:16
● 2026-07-30 16:41:38
○ 2026-07-30 19:14:02
○ 2026-08-06 09:21:58

○A18.160.78.1232026-03-31 → 2026-07-30 · 18 obs

○A18.160.78.532026-03-31 → 2026-07-30 · 18 obs

○A18.160.78.752026-03-31 → 2026-07-30 · 18 obs

○A18.161.34.132026-05-10 → 2026-05-20 · 16 obs

○ 2026-05-09 01:16:14
● 2026-05-10 17:03:00
○ 2026-05-10 17:54:58
● 2026-05-11 00:30:10
● 2026-05-11 03:02:34
○ 2026-05-11 06:19:00
○ 2026-05-11 18:22:28
● 2026-05-11 18:55:04
○ 2026-05-11 19:40:02
○ 2026-05-19 07:51:20
● 2026-05-19 13:46:48
○ 2026-05-19 16:48:48
○ 2026-05-20 15:52:58
● 2026-05-20 16:51:12
○ 2026-05-20 20:44:54
○ 2026-08-06 09:21:58

○A18.161.34.342026-05-10 → 2026-05-20 · 16 obs

○A18.161.34.42026-05-10 → 2026-05-20 · 16 obs

○A18.161.34.992026-05-10 → 2026-05-20 · 16 obs

○A18.164.174.1162026-02-18 → 2026-08-05 · 26 obs

○ 2026-02-17 00:10:02
● 2026-02-18 23:15:14
○ 2026-02-18 23:52:48
○ 2026-02-20 10:57:36
● 2026-02-20 13:04:56
○ 2026-02-21 13:28:36
○ 2026-03-19 18:52:50
● 2026-07-03 06:40:10
○ 2026-07-04 17:29:58
○ 2026-07-12 08:03:00
● 2026-07-17 05:00:58
○ 2026-07-19 23:41:42
○ 2026-07-30 16:08:08
● 2026-08-01 08:15:36
○ 2026-08-01 14:25:48
● 2026-08-02 01:17:20
○ 2026-08-02 16:50:00
● 2026-08-02 21:45:12
○ 2026-08-02 23:57:36
● 2026-08-03 01:58:40
○ 2026-08-03 03:14:20
● 2026-08-04 08:15:18
○ 2026-08-04 09:21:32
● 2026-08-05 00:32:32
○ 2026-08-05 02:29:56
○ 2026-08-06 09:21:58

○A18.164.174.142026-02-18 → 2026-08-05 · 26 obs

○A18.164.174.422026-02-18 → 2026-08-05 · 26 obs

○A18.164.174.62026-02-18 → 2026-08-05 · 26 obs

○A18.165.227.1012026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 00:37:48
● 2026-04-22 03:23:52
○ 2026-04-22 04:39:06
○ 2026-08-06 09:21:58

○A18.165.227.1072026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 00:37:48
● 2026-04-22 03:23:52
○ 2026-04-22 04:39:06
○ 2026-08-06 09:21:58

○A18.165.227.382026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 00:37:48
● 2026-04-22 03:23:52
○ 2026-04-22 04:39:06
○ 2026-08-06 09:21:58

○A18.165.227.602026-04-22 → 2026-04-22 · 4 obs

○ 2026-04-22 00:37:48
● 2026-04-22 03:23:52
○ 2026-04-22 04:39:06
○ 2026-08-06 09:21:58

○A18.238.4.512026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-08 23:58:36
● 2026-05-09 00:28:58
○ 2026-05-09 01:16:14
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○A18.238.4.572026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-08 23:58:36
● 2026-05-09 00:28:58
○ 2026-05-09 01:16:14
○ 2026-08-06 09:21:58

○A18.238.4.592026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-08 23:58:36
● 2026-05-09 00:28:58
○ 2026-05-09 01:16:14
○ 2026-08-06 09:21:58

○A18.238.4.682026-05-09 → 2026-05-09 · 4 obs

○ 2026-05-08 23:58:36
● 2026-05-09 00:28:58
○ 2026-05-09 01:16:14
○ 2026-08-06 09:21:58

○A2a00:1158:0:300:4b2f::12015-10-31 → 2016-04-08 · 4 obs

● 2015-10-31 10:42:48
● 2016-04-08 11:11:10
○ 2016-12-22 15:21:28
○ 2026-08-06 09:21:58

○A3.164.163.1042026-07-26 → 2026-07-27 · 6 obs

○ 2026-07-24 15:36:22
● 2026-07-26 04:51:06
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● 2026-07-27 17:43:04
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○A3.164.163.262026-07-26 → 2026-07-27 · 6 obs

○ 2026-07-24 15:36:22
● 2026-07-26 04:51:06
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● 2026-07-27 17:43:04
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○A3.164.163.642026-07-26 → 2026-07-27 · 6 obs

○ 2026-07-24 15:36:22
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● 2026-07-27 17:43:04
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○A3.164.163.892026-07-26 → 2026-07-27 · 6 obs

○ 2026-07-24 15:36:22
● 2026-07-26 04:51:06
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● 2026-07-27 17:43:04
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○A3.164.206.342026-03-27 → 2026-07-17 · 16 obs

○ 2026-03-27 04:07:48
● 2026-03-27 09:01:56
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● 2026-07-11 09:38:00
○ 2026-07-11 14:13:22
● 2026-07-12 11:31:16
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● 2026-07-14 00:36:18
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○A3.164.206.362026-03-27 → 2026-07-17 · 16 obs

○A3.164.206.432026-03-27 → 2026-07-17 · 16 obs

○A3.164.206.512026-03-27 → 2026-07-17 · 16 obs

○A3.166.135.572026-04-01 → 2026-08-04 · 6 obs

○ 2026-04-01 02:12:50
● 2026-04-01 08:22:50
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● 2026-08-04 09:21:32
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○A3.166.135.602026-04-01 → 2026-08-04 · 6 obs

○ 2026-04-01 02:12:50
● 2026-04-01 08:22:50
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● 2026-08-04 09:21:32
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○A3.166.135.812026-04-01 → 2026-08-04 · 6 obs

○ 2026-04-01 02:12:50
● 2026-04-01 08:22:50
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● 2026-08-04 09:21:32
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○A3.166.135.932026-04-01 → 2026-08-04 · 6 obs

○ 2026-04-01 02:12:50
● 2026-04-01 08:22:50
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● 2026-08-04 09:21:32
○ 2026-08-04 12:02:04
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○A3.166.49.1192026-02-16 → 2026-03-27 · 17 obs

○ 2016-12-22 15:21:28
● 2026-02-16 01:52:56
● 2026-02-16 11:10:14
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○ 2026-02-21 21:25:50
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○A3.166.49.252026-02-16 → 2026-03-27 · 17 obs

○A3.166.49.332026-02-16 → 2026-03-27 · 17 obs

○A3.166.49.992026-02-16 → 2026-03-27 · 17 obs

○A3.175.86.1272026-05-27 → 2026-06-04 · 9 obs

○ 2026-05-26 01:30:40
● 2026-05-27 05:17:48
● 2026-05-27 09:49:14
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● 2026-06-03 19:54:24
● 2026-06-04 08:58:32
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○A3.175.86.772026-05-27 → 2026-06-04 · 9 obs

○A3.175.86.872026-05-27 → 2026-06-04 · 9 obs

○A3.175.86.982026-05-27 → 2026-06-04 · 9 obs

○A80.67.17.372015-10-31 → 2016-04-08 · 4 obs

● 2015-10-31 10:42:48
● 2016-04-08 11:11:10
○ 2016-12-22 15:21:28
○ 2026-08-06 09:21:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net...	-
ref-app.com	ns-409.awsdns-51.com, ns-894.awsdns-47.net, ns-1683.awsdns-18.co.uk, ns-1443.awsdns-52.org	2 records

✅ Authoritative Response

Server:205.251.197.163

NS records: ns-409.awsdns-51.com, ns-894.awsdns-47.net, ns-1683.awsdns-18.co.uk, ns-1443.awsdns-52.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ref-app.com (unsigned zone)

⏱️ Timing

Total: 545ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.154.227.85, 18.154.227.113...`
NS	4	`ns-1443.awsdns-52.org, ns-1683.awsdns-18.co.uk...`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	3	`facebook-domain-verification=q703rj8vb82, google-site-verification=YPEsyeqidRRVkrz...`
SOA	1	`ns-1443.awsdns-52.org awsdns-hostmaster.`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-409.awsdns-51.com, ns-409.awsdns-51.com)

Analysis

IP Addresses

ref-app.com has four IP addresses: 18.154.227.36, 18.154.227.85, 18.154.227.86 and 18.154.227.113.

Additional host names — www.securityscorecard.io, d24vb769poz0e9.cloudfront.net, mymitcorer.edupluscampus.com and two others — share IP numbers with ref-app.com.

Name Servers

ref-app.com has four authoritative name servers: ns-409.awsdns-51.com, ns-894.awsdns-47.net, ns-1443.awsdns-52.org and ns-1683.awsdns-18.co.uk.

ref-app.com has at least partial name server overlap with other domains, such as srv.alitools.ru, dev.cavu-data.com, payroot.com and two others.

ns-409.awsdns-51.com, ns-894.awsdns-47.net, ns-1443.awsdns-52.org and ns-1683.awsdns-18.co.uk all point to exactly two IP numbers each: ns-409.awsdns-51.com → 205.251.193.153 and 2600:9000:5301:9900::1; ns-894.awsdns-47.net → 205.251.195.126 and 2600:9000:5303:7e00::1; ns-1443.awsdns-52.org → 205.251.197.163 and 2600:9000:5305:a300::1; ns-1683.awsdns-18.co.uk → 205.251.198.147 and 2600:9000:5306:9300::1.

Mail Servers

Mail for ref-app.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

ref-app.com shares mail servers — at least in part — with other domains, including fullerpotential.com, oliviarwatson.com, masonslp.com and two others.

These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com resolves to two addresses: 172.253.115.26 and 2607:f8b0:4004:c06::1a.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1a.