buildingintercom.com - dns.ninja

`buildingintercom.com`

DNSSEC	⚠️ Not signed
A	18.238.4.17^{🇺🇸 Amazon18.238.4.0/22}
		PTR	`server-18-238-4-17.phl51.r.cloudfront.net`
A	18.238.4.82^{🇺🇸 Amazon18.238.4.0/22}
A	18.238.4.101^{🇺🇸 Amazon18.238.4.0/22}
A	18.238.4.106^{🇺🇸 Amazon18.238.4.0/22}
NS	`ns-988.awsdns-59.net` ⭐
		A	2600:9000:5303:dc00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-988.awsdns-59.net`
		A	205.251.195.220^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-988.awsdns-59.net`
NS	`ns-103.awsdns-12.com`
		A	2600:9000:5300:6700::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-103.awsdns-12.com`
		A	205.251.192.103^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-103.awsdns-12.com`
NS	`ns-1208.awsdns-23.org`
		A	2600:9000:5304:b800::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1208.awsdns-23.org`
		A	205.251.196.184^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1208.awsdns-23.org`
NS	`ns-1712.awsdns-22.co.uk`
		A	2600:9000:5306:b000::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1712.awsdns-22.co.uk`
		A	205.251.198.176^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1712.awsdns-22.co.uk`
SOA	`ns-988.awsdns-59.net`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=1785257542

Same first word

buildingintercom.com

DNS History

73 records (8 active, 65 former)

●NSns-103.awsdns-12.com2020-04-09 → 2026-07-28 · 3 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
● 2026-07-28 17:14:26

●NSns-1208.awsdns-23.org2020-04-09 → 2026-07-28 · 3 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
● 2026-07-28 17:14:26

●NSns-1712.awsdns-22.co.uk2020-04-09 → 2026-07-28 · 3 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
● 2026-07-28 17:14:26

●NSns-988.awsdns-59.net2020-04-09 → 2026-07-28 · 3 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
● 2026-07-28 17:14:26

○NSns1.22.cn2015-08-09 → 2015-12-01 · 4 obs

● 2015-08-09 22:12:08
● 2015-12-01 23:58:48
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○NSns2.22.cn2015-08-09 → 2015-12-01 · 4 obs

● 2015-08-09 22:12:08
● 2015-12-01 23:58:48
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○NSns3.22.cn2015-08-09 → 2015-12-01 · 4 obs

● 2015-08-09 22:12:08
● 2015-12-01 23:58:48
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○NSns4.22.cn2015-08-09 → 2015-12-01 · 4 obs

● 2015-08-09 22:12:08
● 2015-12-01 23:58:48
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○A100.51.182.952026-04-07 → 2026-07-28 · 2 obs

○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

○A100.55.191.862026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-05 06:54:58
● 2026-06-27 04:37:26
○ 2026-07-11 14:13:24
○ 2026-07-28 17:14:26

○A13.216.146.742026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-05 06:54:58
● 2026-06-27 04:37:26
○ 2026-07-11 14:13:24
○ 2026-07-28 17:14:26

○A13.219.30.1992026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-23 07:27:24
● 2026-06-02 04:37:48
○ 2026-06-05 06:54:58
○ 2026-07-28 17:14:26

○A13.224.252.1152026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-27 21:39:24
● 2026-07-28 03:44:26
○ 2026-07-28 04:44:36
○ 2026-07-28 17:14:26

○A13.224.252.652026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-27 21:39:24
● 2026-07-28 03:44:26
○ 2026-07-28 04:44:36
○ 2026-07-28 17:14:26

○A13.224.252.72026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-27 21:39:24
● 2026-07-28 03:44:26
○ 2026-07-28 04:44:36
○ 2026-07-28 17:14:26

○A13.224.252.742026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-27 21:39:24
● 2026-07-28 03:44:26
○ 2026-07-28 04:44:36
○ 2026-07-28 17:14:26

○A13.225.143.1132026-07-28 → 2026-07-28 · 6 obs

○ 2026-07-28 04:44:36
● 2026-07-28 05:47:50
○ 2026-07-28 10:44:00
● 2026-07-28 11:29:54
○ 2026-07-28 16:11:24
○ 2026-07-28 17:14:26

○A13.225.143.32026-07-28 → 2026-07-28 · 6 obs

○ 2026-07-28 04:44:36
● 2026-07-28 05:47:50
○ 2026-07-28 10:44:00
● 2026-07-28 11:29:54
○ 2026-07-28 16:11:24
○ 2026-07-28 17:14:26

○A13.225.143.382026-07-28 → 2026-07-28 · 6 obs

○ 2026-07-28 04:44:36
● 2026-07-28 05:47:50
○ 2026-07-28 10:44:00
● 2026-07-28 11:29:54
○ 2026-07-28 16:11:24
○ 2026-07-28 17:14:26

○A13.225.143.512026-07-28 → 2026-07-28 · 6 obs

○ 2026-07-28 04:44:36
● 2026-07-28 05:47:50
○ 2026-07-28 10:44:00
● 2026-07-28 11:29:54
○ 2026-07-28 16:11:24
○ 2026-07-28 17:14:26

○A18.213.183.1572026-05-13 → 2026-05-16 · 5 obs

○ 2026-04-29 08:29:30
● 2026-05-13 07:53:46
● 2026-05-16 06:54:08
○ 2026-05-23 07:27:24
○ 2026-07-28 17:14:26

○A18.235.196.1712026-04-07 → 2026-07-28 · 2 obs

○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

●A18.238.4.1012026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-28 16:11:24
● 2026-07-28 17:14:24
● 2026-07-28 17:14:26

●A18.238.4.1062026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-28 16:11:24
● 2026-07-28 17:14:24
● 2026-07-28 17:14:26

●A18.238.4.172026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-28 16:11:24
● 2026-07-28 17:14:24
● 2026-07-28 17:14:26

●A18.238.4.822026-07-28 → 2026-07-28 · 3 obs

○ 2026-07-28 16:11:24
● 2026-07-28 17:14:24
● 2026-07-28 17:14:26

○A18.245.175.1262026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-20 04:31:36
● 2026-07-27 17:23:10
○ 2026-07-27 21:39:24
● 2026-07-28 04:44:36
○ 2026-07-28 05:47:50
● 2026-07-28 10:44:00
○ 2026-07-28 11:29:54
○ 2026-07-28 17:14:26

○A18.245.175.212026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-20 04:31:36
● 2026-07-27 17:23:10
○ 2026-07-27 21:39:24
● 2026-07-28 04:44:36
○ 2026-07-28 05:47:50
● 2026-07-28 10:44:00
○ 2026-07-28 11:29:54
○ 2026-07-28 17:14:26

○A18.245.175.512026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-20 04:31:36
● 2026-07-27 17:23:10
○ 2026-07-27 21:39:24
● 2026-07-28 04:44:36
○ 2026-07-28 05:47:50
● 2026-07-28 10:44:00
○ 2026-07-28 11:29:54
○ 2026-07-28 17:14:26

○A18.245.175.842026-07-27 → 2026-07-28 · 8 obs

○ 2026-07-20 04:31:36
● 2026-07-27 17:23:10
○ 2026-07-27 21:39:24
● 2026-07-28 04:44:36
○ 2026-07-28 05:47:50
● 2026-07-28 10:44:00
○ 2026-07-28 11:29:54
○ 2026-07-28 17:14:26

○A18.64.207.112026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 17:23:10
● 2026-07-27 21:39:24
○ 2026-07-28 03:44:26
○ 2026-07-28 17:14:26

○A18.64.207.1162026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 17:23:10
● 2026-07-27 21:39:24
○ 2026-07-28 03:44:26
○ 2026-07-28 17:14:26

○A18.64.207.322026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 17:23:10
● 2026-07-27 21:39:24
○ 2026-07-28 03:44:26
○ 2026-07-28 17:14:26

○A18.64.207.962026-07-27 → 2026-07-27 · 4 obs

○ 2026-07-27 17:23:10
● 2026-07-27 21:39:24
○ 2026-07-28 03:44:26
○ 2026-07-28 17:14:26

○A3.166.181.1202026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 11:29:54
● 2026-07-28 16:11:24
○ 2026-07-28 17:14:24
○ 2026-07-28 17:14:26

○A3.166.181.182026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 11:29:54
● 2026-07-28 16:11:24
○ 2026-07-28 17:14:24
○ 2026-07-28 17:14:26

○A3.166.181.272026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 11:29:54
● 2026-07-28 16:11:24
○ 2026-07-28 17:14:24
○ 2026-07-28 17:14:26

○A3.166.181.882026-07-28 → 2026-07-28 · 4 obs

○ 2026-07-28 11:29:54
● 2026-07-28 16:11:24
○ 2026-07-28 17:14:24
○ 2026-07-28 17:14:26

○A3.208.59.1902026-05-23 → 2026-05-23 · 4 obs

○ 2026-05-16 06:54:08
● 2026-05-23 07:27:24
○ 2026-06-02 04:37:48
○ 2026-07-28 17:14:26

○A3.220.52.1702026-04-07 → 2026-04-07 · 4 obs

○ 2020-04-09 03:45:14
● 2026-04-07 20:21:18
○ 2026-04-09 04:24:50
○ 2026-07-28 17:14:26

○A3.223.54.1032026-04-07 → 2026-07-28 · 2 obs

○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

○A32.195.79.922026-04-09 → 2026-04-13 · 5 obs

○ 2026-04-07 20:21:18
● 2026-04-09 04:24:50
● 2026-04-13 16:26:16
○ 2026-04-15 17:31:54
○ 2026-07-28 17:14:26

○A34.192.59.2052026-05-23 → 2026-05-23 · 4 obs

○ 2026-05-16 06:54:08
● 2026-05-23 07:27:24
○ 2026-06-02 04:37:48
○ 2026-07-28 17:14:26

○A34.199.146.1372026-06-27 → 2026-06-27 · 4 obs

○ 2026-06-05 06:54:58
● 2026-06-27 04:37:26
○ 2026-07-11 14:13:24
○ 2026-07-28 17:14:26

○A34.199.93.742026-04-28 → 2026-04-29 · 5 obs

○ 2026-04-25 15:30:42
● 2026-04-28 13:37:54
● 2026-04-29 08:29:30
○ 2026-05-13 07:53:46
○ 2026-07-28 17:14:26

○A34.230.127.72026-05-13 → 2026-05-13 · 4 obs

○ 2026-04-29 08:29:30
● 2026-05-13 07:53:46
○ 2026-05-14 13:40:40
○ 2026-07-28 17:14:26

○A34.232.185.2212026-06-02 → 2026-06-02 · 4 obs

○ 2026-05-23 07:27:24
● 2026-06-02 04:37:48
○ 2026-06-05 06:54:58
○ 2026-07-28 17:14:26

○A34.233.159.1862026-04-09 → 2026-04-13 · 5 obs

○ 2026-04-07 20:21:18
● 2026-04-09 04:24:50
● 2026-04-13 16:26:16
○ 2026-04-15 17:31:54
○ 2026-07-28 17:14:26

○A34.234.154.382026-04-07 → 2026-04-07 · 4 obs

○ 2020-04-09 03:45:14
● 2026-04-07 20:21:18
○ 2026-04-09 04:24:50
○ 2026-07-28 17:14:26

○A35.153.225.1982026-07-20 → 2026-07-20 · 4 obs

○ 2026-07-11 14:13:24
● 2026-07-20 04:31:36
○ 2026-07-27 17:23:10
○ 2026-07-28 17:14:26

○A35.168.224.752020-04-09 → 2020-04-09 · 4 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

○A35.172.77.1632026-05-23 → 2026-05-23 · 4 obs

○ 2026-05-16 06:54:08
● 2026-05-23 07:27:24
○ 2026-06-02 04:37:48
○ 2026-07-28 17:14:26

○A35.174.135.1442026-07-20 → 2026-07-20 · 4 obs

○ 2026-07-11 14:13:24
● 2026-07-20 04:31:36
○ 2026-07-27 17:23:10
○ 2026-07-28 17:14:26

○A35.174.230.2262026-07-20 → 2026-07-20 · 4 obs

○ 2026-07-11 14:13:24
● 2026-07-20 04:31:36
○ 2026-07-27 17:23:10
○ 2026-07-28 17:14:26

○A44.205.217.1522026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 04:37:48
● 2026-06-05 06:54:58
○ 2026-06-27 04:37:26
○ 2026-07-28 17:14:26

○A44.210.155.1862026-07-11 → 2026-07-11 · 4 obs

○ 2026-06-27 04:37:26
● 2026-07-11 14:13:24
○ 2026-07-20 04:31:36
○ 2026-07-28 17:14:26

○A50.16.166.2202026-04-28 → 2026-04-29 · 5 obs

○ 2026-04-25 15:30:42
● 2026-04-28 13:37:54
● 2026-04-29 08:29:30
○ 2026-05-13 07:53:46
○ 2026-07-28 17:14:26

○A50.17.177.2322026-07-11 → 2026-07-11 · 4 obs

○ 2026-06-27 04:37:26
● 2026-07-11 14:13:24
○ 2026-07-20 04:31:36
○ 2026-07-28 17:14:26

○A52.0.204.1392026-07-11 → 2026-07-11 · 4 obs

○ 2026-06-27 04:37:26
● 2026-07-11 14:13:24
○ 2026-07-20 04:31:36
○ 2026-07-28 17:14:26

○A52.202.204.1262020-04-09 → 2020-04-09 · 4 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

○A52.202.80.2212026-04-07 → 2026-04-07 · 4 obs

○ 2020-04-09 03:45:14
● 2026-04-07 20:21:18
○ 2026-04-09 04:24:50
○ 2026-07-28 17:14:26

○A52.204.255.2342026-04-15 → 2026-04-25 · 5 obs

○ 2026-04-13 16:26:16
● 2026-04-15 17:31:54
● 2026-04-25 15:30:42
○ 2026-04-28 13:37:54
○ 2026-07-28 17:14:26

○A52.70.4.1052026-04-15 → 2026-04-25 · 5 obs

○ 2026-04-13 16:26:16
● 2026-04-15 17:31:54
● 2026-04-25 15:30:42
○ 2026-04-28 13:37:54
○ 2026-07-28 17:14:26

○A54.225.87.302026-06-02 → 2026-06-05 · 5 obs

○ 2026-05-23 07:27:24
● 2026-06-02 04:37:48
● 2026-06-05 06:54:58
○ 2026-06-27 04:37:26
○ 2026-07-28 17:14:26

○A54.237.7.1702026-06-05 → 2026-06-05 · 4 obs

○ 2026-06-02 04:37:48
● 2026-06-05 06:54:58
○ 2026-06-27 04:37:26
○ 2026-07-28 17:14:26

○A54.82.163.672026-04-09 → 2026-04-15 · 5 obs

○ 2026-04-07 20:21:18
● 2026-04-09 04:24:50
● 2026-04-15 17:31:54
○ 2026-04-20 01:49:52
○ 2026-07-28 17:14:26

○A54.83.40.622026-05-14 → 2026-05-16 · 5 obs

○ 2026-05-13 07:53:46
● 2026-05-14 13:40:40
● 2026-05-16 06:54:08
○ 2026-05-23 07:27:24
○ 2026-07-28 17:14:26

○A54.85.87.2342020-04-09 → 2020-04-09 · 4 obs

○ 2016-07-02 21:53:14
● 2020-04-09 03:45:14
○ 2026-04-07 20:21:18
○ 2026-07-28 17:14:26

○A61.188.39.922015-08-09 → 2016-03-06 · 4 obs

● 2015-08-09 22:12:08
● 2016-03-06 14:30:18
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○A98.85.57.92026-05-13 → 2026-05-16 · 5 obs

○ 2026-04-29 08:29:30
● 2026-05-13 07:53:46
● 2026-05-16 06:54:08
○ 2026-05-23 07:27:24
○ 2026-07-28 17:14:26

○A98.86.45.2032026-04-20 → 2026-04-29 · 5 obs

○ 2026-04-15 17:31:54
● 2026-04-20 01:49:52
● 2026-04-29 08:29:30
○ 2026-05-13 07:53:46
○ 2026-07-28 17:14:26

○CNAMEbuildinginter.gotoip1.com2015-08-09 → 2016-03-06 · 4 obs

● 2015-08-09 22:12:08
● 2016-03-06 14:30:18
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

○CNAMEweb.l92.vhostgo.com2015-12-01 → 2016-03-06 · 5 obs

○ 2015-08-09 22:12:08
● 2015-12-01 23:58:48
● 2016-03-06 14:30:18
○ 2016-07-02 21:53:14
○ 2026-07-28 17:14:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net...	-
buildingintercom.com	ns-103.awsdns-12.com, ns-988.awsdns-59.net, ns-1712.awsdns-22.co.uk, ns-1208.awsdns-23.org	2 records

✅ Authoritative Response

Server:205.251.196.184

NS records: ns-103.awsdns-12.com, ns-988.awsdns-59.net, ns-1712.awsdns-22.co.uk, ns-1208.awsdns-23.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildingintercom.com (unsigned zone)

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`18.238.4.106, 18.238.4.17...`
NS	4	`ns-103.awsdns-12.com, ns-1208.awsdns-23.org...`
SOA	1	`ns-988.awsdns-59.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-103.awsdns-12.com, ns-103.awsdns-12.com)

Analysis

IP Addresses

buildingintercom.com has four IP addresses: 18.238.4.17, 18.238.4.82, 18.238.4.101 and 18.238.4.106.

ab-content.learningally.org, cd.medimax.de, beyondtrust.ai and two other host names share IP numbers with buildingintercom.com.

Name Servers

The authoritative name servers for buildingintercom.com are ns-103.awsdns-12.com, ns-988.awsdns-59.net, ns-1208.awsdns-23.org and ns-1712.awsdns-22.co.uk.

buildingintercom.com has at least partial name server overlap with other domains, such as medialibel.org, simplerent.com.au, miaoyifan.com and two others.

It is common to find these name servers paired with the name servers ns1-24-ap-northeast-1.ec2-rdns.amazonaws.com, ns2-24-ap-northeast-1.ec2-rdns.amazonaws.com, ns3-24-ap-northeast-1.ec2-rdns.amazonaws.com and ns4-24-ap-northeast-1.ec2-rdns.amazonaws.com.

ns-103.awsdns-12.com, ns-988.awsdns-59.net, ns-1208.awsdns-23.org and ns-1712.awsdns-22.co.uk all point to exactly two IP numbers each: ns-103.awsdns-12.com → 205.251.192.103 and 2600:9000:5300:6700::1; ns-988.awsdns-59.net → 205.251.195.220 and 2600:9000:5303:dc00::1; ns-1208.awsdns-23.org → 205.251.196.184 and 2600:9000:5304:b800::1; ns-1712.awsdns-22.co.uk → 205.251.198.176 and 2600:9000:5306:b000::1.