`237u.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:1514^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:c3fb^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.21.20^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.195.251^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`addilyn.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26d9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`addilyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`addilyn.ns.cloudflare.com`
		A	108.162.194.217^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	162.159.38.217^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
		A	172.64.34.217^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`addilyn.ns.cloudflare.com`
NS	`cameron.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c6b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cameron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c36b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cameron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:236b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cameron.ns.cloudflare.com`
		A	108.162.195.107^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cameron.ns.cloudflare.com`
		A	162.159.44.107^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cameron.ns.cloudflare.com`
		A	172.64.35.107^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cameron.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.21.20, 172.67.195.251
		IPv6	2606:4700:3031::6815:1514, 2606:4700:3034::ac43:c3fb
SOA	`addilyn.ns.cloudflare.com`dns@cloudflare.com serial=2393800172

`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=1771291435

Previously NS for

237u.com

Up

www.237u.com

Same first word

237u.com

Similar names

2u73.com

u372.info

u372.com

u273.com

327u.com

u372.cn

u732.com

723u.com

273u.com

DNS History

23 records (6 active, 17 former)

○NS237u.com2015-10-22 → 2015-10-22 · 4 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
○ 2016-01-20 15:18:22
○ 2026-02-27 22:34:08

●NSaddilyn.ns.cloudflare.com2026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

●NScameron.ns.cloudflare.com2026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

○NSns.nagor.cn2015-10-22 → 2016-01-20 · 5 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

○NSns.nagor.com.cn2015-10-22 → 2016-01-20 · 5 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

○NSns1.dnsnw.com2015-10-22 → 2016-01-20 · 5 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

○NSns1.namebrightdns.com2017-01-11 → 2018-09-16 · 5 obs

○ 2016-01-20 15:18:22
● 2017-01-11 01:06:18
● 2018-09-16 21:22:56
○ 2026-02-17 13:44:26
○ 2026-02-27 22:34:08

○NSns2.dnsnw.com2015-10-22 → 2016-01-20 · 5 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

○NSns2.namebrightdns.com2017-01-11 → 2018-09-16 · 5 obs

○ 2016-01-20 15:18:22
● 2017-01-11 01:06:18
● 2018-09-16 21:22:56
○ 2026-02-17 13:44:26
○ 2026-02-27 22:34:08

○NSns49.domaincontrol.com2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:42:54
○ 2015-10-22 01:03:08
○ 2026-02-27 22:34:08

○NSns50.domaincontrol.com2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:42:54
○ 2015-10-22 01:03:08
○ 2026-02-27 22:34:08

○MXmailstore1.secureserver.net2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:42:54
○ 2015-10-22 01:03:08
○ 2026-02-27 22:34:08

○MXsmtp.secureserver.net2015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:42:54
○ 2015-10-22 01:03:08
○ 2026-02-27 22:34:08

●A104.21.21.202026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

●A172.67.195.2512026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

○A174.128.248.1262015-10-22 → 2016-01-20 · 5 obs

○ 2015-05-27 11:42:54
● 2015-10-22 01:03:08
● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

●A2606:4700:3031::6815:15142026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

●A2606:4700:3034::ac43:c3fb2026-02-17 → 2026-02-27 · 3 obs

○ 2018-09-16 21:22:56
● 2026-02-17 13:44:26
● 2026-02-27 22:34:08

○A50.63.202.342015-05-27 → 2015-05-27 · 3 obs

● 2015-05-27 11:42:54
○ 2015-10-22 01:03:08
○ 2026-02-27 22:34:08

○A54.84.53.382017-01-11 → 2017-01-11 · 4 obs

○ 2016-01-20 15:18:22
● 2017-01-11 01:06:18
○ 2018-09-16 21:22:56
○ 2026-02-27 22:34:08

○A54.88.107.1402017-01-11 → 2017-01-11 · 4 obs

○ 2016-01-20 15:18:22
● 2017-01-11 01:06:18
○ 2018-09-16 21:22:56
○ 2026-02-27 22:34:08

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-01-11 → 2018-09-16 · 5 obs

○ 2016-01-20 15:18:22
● 2017-01-11 01:06:18
● 2018-09-16 21:22:56
○ 2026-02-17 13:44:26
○ 2026-02-27 22:34:08

○CNAMEurl.nawang.cn2016-01-20 → 2016-01-20 · 3 obs

● 2016-01-20 15:18:22
○ 2017-01-11 01:06:18
○ 2026-02-27 22:34:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
237u.com	addilyn.ns.cloudflare.com, cameron.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.194.217

NS records: addilyn.ns.cloudflare.com, cameron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 237u.com (unsigned zone)

⏱️ Timing

Total: 307ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.21.20, 172.67.195.251`
AAAA	2	`2606:4700:3031::6815:1514, 2606:4700:3034::ac43:c3fb`
NS	2	`addilyn.ns.cloudflare.com, cameron.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`addilyn.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

AI analysis

237u.com is the parent of www.237u.com.

Four IP numbers are pointed to by 237u.com: 2606:4700:3031::6815:1514, 2606:4700:3034::ac43:c3fb, 104.21.21.20 and 172.67.195.251.

other host names including pressreleasemvp.com, turbohire.co, somuchrecords.com, 572f9397bf65.mosaickolamrenang.net and barkcare.com share IP numbers with 237u.com.

237u.com is delegated to two name servers addilyn.ns.cloudflare.com and cameron.ns.cloudflare.com.

237u.com shares the same name server setup as other domains, for instance xifengnews.com, 1zhengtang.com, mtryjy.com, 520wtp.com and mu032.com.

237u.com at least partially shares name servers with other domains, for instance jiaqiangjianzhu.com, usearchx.com, mybath.gr, sclass88.life and tenantsio.com.

These name servers are commonly used alongside anton.ns.cloudflare.com, khalid.ns.cloudflare.com, joan.ns.cloudflare.com, ara.ns.cloudflare.com, milan.ns.cloudflare.com and coby.ns.cloudflare.com.

Host names with six IP numbers:

Host name addilyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26d9, 2803:f800:50::6ca2:c2d9, 2a06:98c1:50::ac40:22d9, 108.162.194.217, 162.159.38.217 and 172.64.34.217.

Host name cameron.ns.cloudflare.com points to: 2606:4700:58::a29f:2c6b, 2803:f800:50::6ca2:c36b, 2a06:98c1:50::ac40:236b, 108.162.195.107, 162.159.44.107 and 172.64.35.107.

237u.com - robtex.com

237u.com

com

Previously NS for

Up

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

AI analysis

`237u.com`

`com`