`cesrb.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:5ba5^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:afc9^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.91.165^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.175.201^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mike.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mike.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mike.ns.cloudflare.com`
		A	108.162.195.63^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	162.159.44.63^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	172.64.35.63^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
NS	`nelly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nelly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nelly.ns.cloudflare.com`
		A	108.162.192.209^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	172.64.32.209^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	173.245.58.209^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
MX	`mailserver.purelymail.com` ⭐
		A	18.204.123.63^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
			PTR	`ec2-18-204-123-63.compute-1.amazonaws.com`
TXT	`google-site-verification=0LkvCK0bCrYO1Xksl9bZdSVjkw2f2f-Pdo6AfA39eg4`
TXT	`purelymail_ownership_proof=b5bf1ea6428c6c15d54953c4e746b1b3dfbcce4e6b4c4e6785...`
TXT	`v=spf1 include:_spf.purelymail.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.91.165, 172.67.175.201
		IPv6 hints	2606:4700:3035::6815:5ba5, 2606:4700:3035::ac43:afc9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=51, name=cloudflare-ech.com
SOA	`mike.ns.cloudflare.com`dns@cloudflare.com serial=2409814288

`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=1784341987

Same first word

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DNS History

66 records (7 active, 59 former)

●NSmike.ns.cloudflare.com2026-06-15 → 2026-07-18 · 3 obs

○ 2016-06-15 11:08:44
● 2026-06-15 17:46:36
● 2026-07-18 02:53:14

●NSnelly.ns.cloudflare.com2026-06-15 → 2026-07-18 · 3 obs

○ 2016-06-15 11:08:44
● 2026-06-15 17:46:36
● 2026-07-18 02:53:14

○NSns1.renewyourname.net2016-05-15 → 2016-05-15 · 4 obs

○ 2016-04-16 21:24:18
● 2016-05-15 00:36:24
○ 2016-06-15 11:08:44
○ 2026-07-18 02:53:14

○NSns2.renewyourname.net2016-05-15 → 2016-05-15 · 4 obs

○ 2016-04-16 21:24:18
● 2016-05-15 00:36:24
○ 2016-06-15 11:08:44
○ 2026-07-18 02:53:14

○NSns2.vpweb.com2015-08-30 → 2016-04-16 · 4 obs

● 2015-08-30 05:01:42
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○NSns3.vpweb.com2015-08-30 → 2016-04-16 · 4 obs

● 2015-08-30 05:01:42
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○NSns4.vpweb.com2015-08-30 → 2016-04-16 · 4 obs

● 2015-08-30 05:01:42
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

●MXmailserver.purelymail.com2026-06-15 → 2026-07-18 · 2 obs

● 2026-06-15 17:46:36
● 2026-07-18 02:53:14

●A104.21.91.1652026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-15 17:46:36
● 2026-07-18 02:53:10
● 2026-07-18 02:53:14

○A129.212.167.1312026-06-15 → 2026-06-15 · 4 obs

○ 2016-06-15 11:08:44
● 2026-06-15 17:46:36
○ 2026-07-18 02:53:10
○ 2026-07-18 02:53:14

●A172.67.175.2012026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-15 17:46:36
● 2026-07-18 02:53:10
● 2026-07-18 02:53:14

○A176.34.102.12015-08-30 → 2015-08-30 · 3 obs

● 2015-08-30 05:01:42
○ 2015-09-05 04:47:54
○ 2026-07-18 02:53:14

○A176.34.103.582015-10-15 → 2015-10-22 · 6 obs

○ 2015-10-09 13:37:32
● 2015-10-15 02:45:32
○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
○ 2015-10-28 23:03:24
○ 2026-07-18 02:53:14

○A176.34.117.1882015-11-05 → 2015-11-11 · 5 obs

○ 2015-11-03 11:04:00
● 2015-11-05 16:17:20
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

○A176.34.121.152016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A176.34.122.2522016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○A176.34.188.612015-09-05 → 2015-09-07 · 5 obs

○ 2015-08-30 05:01:42
● 2015-09-05 04:47:54
● 2015-09-07 06:32:22
○ 2015-09-12 20:29:46
○ 2026-07-18 02:53:14

○A176.34.232.2092015-11-13 → 2016-02-01 · 5 obs

○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A176.34.234.1002015-10-15 → 2015-10-17 · 5 obs

○ 2015-10-09 13:37:32
● 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A176.34.234.1832015-11-05 → 2015-11-05 · 4 obs

○ 2015-11-03 11:04:00
● 2015-11-05 16:17:20
○ 2015-11-11 11:16:06
○ 2026-07-18 02:53:14

○A176.34.234.2392015-10-15 → 2015-10-17 · 5 obs

○ 2015-10-09 13:37:32
● 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A176.34.246.1182015-09-12 → 2015-09-14 · 5 obs

○ 2015-09-07 06:32:22
● 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A176.34.255.2182015-10-17 → 2015-10-17 · 4 obs

○ 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A176.34.98.2052015-11-03 → 2015-11-11 · 5 obs

○ 2015-10-28 23:03:24
● 2015-11-03 11:04:00
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

●A2606:4700:3035::6815:5ba52026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-15 17:46:36
● 2026-07-18 02:53:10
● 2026-07-18 02:53:14

●A2606:4700:3035::ac43:afc92026-07-18 → 2026-07-18 · 3 obs

○ 2026-06-15 17:46:36
● 2026-07-18 02:53:10
● 2026-07-18 02:53:14

○A46.137.104.02015-08-30 → 2015-08-30 · 3 obs

● 2015-08-30 05:01:42
○ 2015-09-05 04:47:54
○ 2026-07-18 02:53:14

○A46.137.105.1792015-10-28 → 2015-11-13 · 8 obs

○ 2015-10-22 19:11:58
● 2015-10-28 23:03:24
● 2015-11-03 11:04:00
○ 2015-11-05 16:17:20
○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
○ 2016-02-01 20:28:28
○ 2026-07-18 02:53:14

○A46.137.107.862015-10-17 → 2015-10-17 · 4 obs

○ 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A46.137.110.2152015-11-05 → 2015-11-13 · 6 obs

○ 2015-11-03 11:04:00
● 2015-11-05 16:17:20
○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
○ 2016-02-01 20:28:28
○ 2026-07-18 02:53:14

○A46.137.114.2482015-09-14 → 2015-09-14 · 4 obs

○ 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A46.137.118.1382016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○A46.137.157.492015-08-30 → 2015-08-30 · 3 obs

● 2015-08-30 05:01:42
○ 2015-09-05 04:47:54
○ 2026-07-18 02:53:14

○A46.137.159.1572015-10-17 → 2015-10-17 · 4 obs

○ 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A46.137.160.1852015-09-12 → 2015-09-14 · 5 obs

○ 2015-09-07 06:32:22
● 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A46.137.168.2222015-11-13 → 2015-11-13 · 4 obs

○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
○ 2016-02-01 20:28:28
○ 2026-07-18 02:53:14

○A46.137.169.1672015-11-05 → 2015-11-11 · 5 obs

○ 2015-11-03 11:04:00
● 2015-11-05 16:17:20
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

○A46.137.169.702015-09-05 → 2015-09-07 · 5 obs

○ 2015-08-30 05:01:42
● 2015-09-05 04:47:54
● 2015-09-07 06:32:22
○ 2015-09-12 20:29:46
○ 2026-07-18 02:53:14

○A46.137.172.52015-09-12 → 2015-09-14 · 5 obs

○ 2015-09-07 06:32:22
● 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A46.137.173.1662015-10-17 → 2015-10-17 · 4 obs

○ 2015-10-15 02:45:32
● 2015-10-17 06:00:00
○ 2015-10-22 19:11:58
○ 2026-07-18 02:53:14

○A46.137.176.1352015-10-22 → 2015-11-03 · 5 obs

○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
● 2015-11-03 11:04:00
○ 2015-11-05 16:17:20
○ 2026-07-18 02:53:14

○A46.137.78.2492015-09-05 → 2015-09-07 · 5 obs

○ 2015-08-30 05:01:42
● 2015-09-05 04:47:54
● 2015-09-07 06:32:22
○ 2015-09-12 20:29:46
○ 2026-07-18 02:53:14

○A46.137.98.882016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A54.217.236.1782016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○A54.217.250.1612015-10-22 → 2015-11-03 · 5 obs

○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
● 2015-11-03 11:04:00
○ 2015-11-05 16:17:20
○ 2026-07-18 02:53:14

○A54.228.214.1222016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A54.228.219.1972015-11-13 → 2015-11-13 · 4 obs

○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
○ 2016-02-01 20:28:28
○ 2026-07-18 02:53:14

○A54.246.118.1972015-10-15 → 2015-10-22 · 6 obs

○ 2015-10-09 13:37:32
● 2015-10-15 02:45:32
○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
○ 2015-10-28 23:03:24
○ 2026-07-18 02:53:14

○A54.246.123.1102015-09-12 → 2015-09-14 · 5 obs

○ 2015-09-07 06:32:22
● 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A54.246.83.452016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○A54.246.87.1412015-11-03 → 2015-11-11 · 5 obs

○ 2015-10-28 23:03:24
● 2015-11-03 11:04:00
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

○A54.247.165.512016-02-01 → 2016-02-01 · 4 obs

○ 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A54.247.170.1172015-11-11 → 2015-11-11 · 4 obs

○ 2015-11-05 16:17:20
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

○A54.247.173.1302015-10-15 → 2015-10-28 · 7 obs

○ 2015-10-09 13:37:32
● 2015-10-15 02:45:32
○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
● 2015-10-28 23:03:24
○ 2015-11-03 11:04:00
○ 2026-07-18 02:53:14

○A54.247.176.362015-08-30 → 2015-09-12 · 4 obs

● 2015-08-30 05:01:42
● 2015-09-12 20:29:46
○ 2015-09-14 19:47:34
○ 2026-07-18 02:53:14

○A54.247.183.02015-09-14 → 2015-09-14 · 4 obs

○ 2015-09-12 20:29:46
● 2015-09-14 19:47:34
○ 2015-10-09 13:37:32
○ 2026-07-18 02:53:14

○A54.247.186.932015-08-30 → 2015-09-12 · 4 obs

● 2015-08-30 05:01:42
● 2015-09-12 20:29:46
○ 2015-09-14 19:47:34
○ 2026-07-18 02:53:14

○A54.247.64.922015-10-28 → 2015-11-03 · 5 obs

○ 2015-10-22 19:11:58
● 2015-10-28 23:03:24
● 2015-11-03 11:04:00
○ 2015-11-05 16:17:20
○ 2026-07-18 02:53:14

○A54.247.91.1292015-09-05 → 2015-09-07 · 5 obs

○ 2015-08-30 05:01:42
● 2015-09-05 04:47:54
● 2015-09-07 06:32:22
○ 2015-09-12 20:29:46
○ 2026-07-18 02:53:14

○A54.75.224.2482015-11-13 → 2016-02-01 · 5 obs

○ 2015-11-11 11:16:06
● 2015-11-13 18:51:20
● 2016-02-01 20:28:28
○ 2016-04-16 21:24:18
○ 2026-07-18 02:53:14

○A54.75.238.2432015-11-11 → 2015-11-11 · 4 obs

○ 2015-11-05 16:17:20
● 2015-11-11 11:16:06
○ 2015-11-13 18:51:20
○ 2026-07-18 02:53:14

○A54.75.238.302015-10-09 → 2015-10-28 · 8 obs

○ 2015-09-14 19:47:34
● 2015-10-09 13:37:32
● 2015-10-15 02:45:32
○ 2015-10-17 06:00:00
● 2015-10-22 19:11:58
● 2015-10-28 23:03:24
○ 2015-11-03 11:04:00
○ 2026-07-18 02:53:14

○A54.75.245.1782016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

○A69.172.201.2172016-05-15 → 2016-05-15 · 4 obs

○ 2016-04-16 21:24:18
● 2016-05-15 00:36:24
○ 2016-06-15 11:08:44
○ 2026-07-18 02:53:14

○A79.125.109.912015-08-30 → 2015-08-30 · 3 obs

● 2015-08-30 05:01:42
○ 2015-09-05 04:47:54
○ 2026-07-18 02:53:14

○A79.125.118.2192016-04-16 → 2016-04-16 · 4 obs

○ 2016-02-01 20:28:28
● 2016-04-16 21:24:18
○ 2016-05-15 00:36:24
○ 2026-07-18 02:53:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net...	-
cesrb.com	nelly.ns.cloudflare.com, mike.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.209

NS records: nelly.ns.cloudflare.com, mike.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cesrb.com (unsigned zone)

⏱️ Timing

Total: 286ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.175.201, 104.21.91.165`
AAAA	2	`2606:4700:3035::6815:5ba5, 2606:4700:3035::ac43:afc9`
NS	2	`mike.ns.cloudflare.com, nelly.ns.cloudflare.com`
MX	1	`mailserver.purelymail.com (pri: 50)`
TXT	3	`google-site-verification=0LkvCK0bCrYO1Xk, purelymail_ownership_proof=b5bf1ea6428c6...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mike.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nelly.ns.cloudflare.com, nelly.ns.cloudflare.com, nelly.ns.cloudflare.com...)

Analysis

IP Addresses

cesrb.com points to the four IP addresses 104.21.91.165, 172.67.175.201, 2606:4700:3035::6815:5ba5 and 2606:4700:3035::ac43:afc9.

Two other host names, along with qiumoji.org, aqykkaqyba11.buzz and m-betoffice995.com, also share IP numbers with cesrb.com.

Name Servers

cesrb.com is delegated to two name servers: mike.ns.cloudflare.com and nelly.ns.cloudflare.com.

cesrb.com shares its NS records with other domains, for example pkisystem.com, nakatani-sr.com, bmcclower.com and two others.

At least some of cesrb.com's name servers are shared with other domains, for example tarungcor.fit, rokokbetgaun.live, woah99au.com and two more.

It is common for these name servers to be used in conjunction with the name servers alberto.ns.cloudflare.com, treasure.ns.cloudflare.com and laura.ns.cloudflare.com.

DNS names with 6 IP addresses:

mike.ns.cloudflare.com resolves to 108.162.195.63, 162.159.44.63, 172.64.35.63 and 3 other IP addresses.

nelly.ns.cloudflare.com resolves to 108.162.192.209, 172.64.32.209, 173.245.58.209 and 3 other IP addresses.

Mail Servers

The sole mail server for cesrb.com is mailserver.purelymail.com.

Among the domains sharing a mail server setup with cesrb.com are r3r.org, chex.cn, hmmst.com and two others.

cesrb.com overlaps on mail servers with certain other domains, 7vb.com among them.

mailserver.purelymail.com resolves to a single IP number: 18.204.123.63.

cesrb.com - robtex.com

cesrb.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`cesrb.com`

`com`