`51cmt.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:366f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8a36^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.111^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.54^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jewel.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jewel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jewel.ns.cloudflare.com`
		A	108.162.194.171^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	162.159.38.171^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	172.64.34.171^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
NS	`kyrie.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c26^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyrie.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c326^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kyrie.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2326^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kyrie.ns.cloudflare.com`
		A	108.162.195.38^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyrie.ns.cloudflare.com`
		A	162.159.44.38^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyrie.ns.cloudflare.com`
		A	172.64.35.38^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kyrie.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.111, 172.67.138.54
		IPv6 hints	2606:4700:3031::6815:366f, 2606:4700:3037::ac43:8a36
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOA	`jewel.ns.cloudflare.com`dns@cloudflare.com serial=2411279884

`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=1786657089

Same first word

51cmt.com

Similar names

51ctm.com

51mtc.com

51tcm.com.cn

15mct.com

tcm15.com

51mtc.cn

51tcm.com

DNS History

17 records (6 active, 11 former)

○NSdns11.parkpage.foundationapi.com2016-02-11 → 2016-02-11 · 3 obs

● 2016-02-11 17:06:14
○ 2017-02-08 08:15:54
○ 2026-08-13 22:03:24

○NSdns12.parkpage.foundationapi.com2016-02-11 → 2016-02-11 · 3 obs

● 2016-02-11 17:06:14
○ 2017-02-08 08:15:54
○ 2026-08-13 22:03:24

○NSdns9.parkpage.foundationapi.com2016-02-11 → 2016-02-11 · 3 obs

● 2016-02-11 17:06:14
○ 2017-02-08 08:15:54
○ 2026-08-13 22:03:24

●NSjewel.ns.cloudflare.com2026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

○NSjuming.dnsdun.com2017-02-08 → 2017-02-08 · 4 obs

○ 2016-02-11 17:06:14
● 2017-02-08 08:15:54
○ 2018-12-14 13:06:36
○ 2026-08-13 22:03:24

○NSjuming.dnsdun.net2017-02-08 → 2017-02-08 · 4 obs

○ 2016-02-11 17:06:14
● 2017-02-08 08:15:54
○ 2018-12-14 13:06:36
○ 2026-08-13 22:03:24

●NSkyrie.ns.cloudflare.com2026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

○NSns77.domaincontrol.com2018-12-14 → 2018-12-14 · 4 obs

○ 2017-02-08 08:15:54
● 2018-12-14 13:06:36
○ 2026-08-13 01:30:08
○ 2026-08-13 22:03:24

○NSns78.domaincontrol.com2018-12-14 → 2018-12-14 · 4 obs

○ 2017-02-08 08:15:54
● 2018-12-14 13:06:36
○ 2026-08-13 01:30:08
○ 2026-08-13 22:03:24

●A104.21.54.1112026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

○A123.60.87.1402017-02-08 → 2017-02-08 · 4 obs

○ 2016-02-11 17:06:14
● 2017-02-08 08:15:54
○ 2018-12-14 13:06:36
○ 2026-08-13 22:03:24

●A172.67.138.542026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

○A209.99.40.2232016-02-11 → 2016-02-11 · 4 obs

○ 2015-11-22 06:57:16
● 2016-02-11 17:06:14
○ 2017-02-08 08:15:54
○ 2026-08-13 22:03:24

○A23.244.49.2312018-12-14 → 2018-12-14 · 4 obs

○ 2017-02-08 08:15:54
● 2018-12-14 13:06:36
○ 2026-08-13 01:30:08
○ 2026-08-13 22:03:24

●A2606:4700:3031::6815:366f2026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

●A2606:4700:3037::ac43:8a362026-08-13 → 2026-08-13 · 3 obs

○ 2018-12-14 13:06:36
● 2026-08-13 01:30:08
● 2026-08-13 22:03:24

○A43.248.57.1442015-07-11 → 2015-11-22 · 4 obs

● 2015-07-11 00:57:30
● 2015-11-22 06:57:16
○ 2016-02-11 17:06:14
○ 2026-08-13 22:03:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-
51cmt.com	jewel.ns.cloudflare.com, kyrie.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.38

NS records: jewel.ns.cloudflare.com, kyrie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51cmt.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.54.111, 172.67.138.54`
AAAA	2	`2606:4700:3031::6815:366f, 2606:4700:3037::ac43:8a36`
NS	2	`jewel.ns.cloudflare.com, kyrie.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jewel.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

51cmt.com directs to four IP numbers, which are 104.21.54.111, 172.67.138.54, 2606:4700:3031::6815:366f and 2606:4700:3037::ac43:8a36.

Two other host names, along with hnulec.keowaaqfel.com, cursohebreo.com and qdz0y43i.wr028.keowaaqfel.com, also share IP numbers with 51cmt.com.

Name Servers

Two name servers handle the delegation for 51cmt.com: jewel.ns.cloudflare.com and kyrie.ns.cloudflare.com.

51cmt.com shares its NS records with other domains, for example mago-note.com, dxzsgc.com, gta4mobile.club and two others.

The name servers of 51cmt.com overlap at least partially with those of other domains — among them ygtsg.com, fairinternet98.com, det534.com and two more.

These name servers commonly appear in delegations together with colin.ns.cloudflare.com, princess.ns.cloudflare.com, matt.ns.cloudflare.com and 4 other.

DNS names with 6 IP addresses:

jewel.ns.cloudflare.com resolves to 108.162.194.171, 162.159.38.171 and 172.64.34.171 among others, with 3 other IP addresses in total.

kyrie.ns.cloudflare.com resolves to 108.162.195.38, 162.159.44.38 and 172.64.35.38 among others, with 3 other IP addresses in total.

51cmt.com - robtex.com

51cmt.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

`51cmt.com`

`com`