51cms.net - robtex.com
51cms.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:cb0c🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:5296🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.82.150Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.203.12🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | denver.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cc4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3c4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23c4🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| A | 108.162.195.196🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| A | 162.159.44.196Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| A | 172.64.35.196🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | denver.ns.cloudflare.com | ||||||
| NS | kinsley.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:264b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c24b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:224b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| A | 108.162.194.75🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| A | 162.159.38.75Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| A | 172.64.34.75🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kinsley.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.82.150, 172.67.203.12 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:cb0c, 2606:4700:3035::6815:5296 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=209, name=cloudflare-ech.com | ||||||
| SOA | denver.ns.cloudflare.comdns@cloudflare.com serial=2402696242 | ||||||
net
| 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.netnstld@verisign-grs.com serial=1777298491 | ||||||
Same first word
Similar names
DNS History
15 records (6 active, 9 former)
●NSdenver.ns.cloudflare.com2026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
●NSkinsley.ns.cloudflare.com2026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
○NSns1.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○NSns2.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○NSns3.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○NSns4.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○NSns5.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○NSns6.myhostadmin.net2015-07-19 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○MXmail.51cms.net2015-07-19 → 2017-01-14 · 4 obs
● 2017-01-14 02:39:08
○ 2019-04-16 19:46:50
○ 2026-04-27 14:19:24
●A104.21.82.1502026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
●A172.67.203.122026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
●A2606:4700:3030::ac43:cb0c2026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
●A2606:4700:3035::6815:52962026-04-21 → 2026-04-27 · 3 obs
● 2026-04-21 01:43:14
● 2026-04-27 14:19:24
○A47.90.110.2332019-04-16 → 2019-04-16 · 4 obs
● 2019-04-16 19:46:50
○ 2026-04-21 01:43:14
○ 2026-04-27 14:19:24
○A61.139.126.942015-07-19 → 2017-01-14 · 4 obs
● 2017-01-14 02:39:08
○ 2019-04-16 19:46:50
○ 2026-04-27 14:19:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| 51cms.net | kinsley.ns.cloudflare.com, denver.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.75
NS records: kinsley.ns.cloudflare.com, denver.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 51cms.net (unsigned zone)
⏱️ Timing
Total: 932ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.203.12, 104.21.82.150 |
| AAAA | 2 | 2606:4700:3030::ac43:cb0c, 2606:4700:3035::6815:5296 |
| NS | 2 | denver.ns.cloudflare.com, kinsley.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | denver.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
51cms.net maps to four IP numbers: 2606:4700:3030::ac43:cb0c, 2606:4700:3035::6815:5296, 104.21.82.150 and 172.67.203.12.
Other host names such as ohsodesign.com, www.tafetta.com, yakovlevs.co.uk, cdnasiaclub.com and www.dados-daequipehomeoffice.online share IPs with 51cms.net.
Name Servers
Two name servers denver.ns.cloudflare.com and kinsley.ns.cloudflare.com handle the delegation for 51cms.net.
51cms.net shares the same name server setup as other domains, for example hunqingzuche.com, nbib.cn, ruilishefs.com, jszy18.com and dtpp.cn.
51cms.net at least partially shares name servers with other domains, for example mwplugins.com, rlajt.com, suik.com.cn, qk5074vozm.xyz and coldfirecarts.net.
These name servers are commonly used with rodney.ns.cloudflare.com and lily.ns.cloudflare.com and susan.ns.cloudflare.com.
Host names with six IP numbers:
denver.ns.cloudflare.com points to 2606:4700:58::a29f:2cc4, 2803:f800:50::6ca2:c3c4, 2a06:98c1:50::ac40:23c4, 108.162.195.196, 162.159.44.196 and 172.64.35.196.
kinsley.ns.cloudflare.com points to 2606:4700:50::a29f:264b, 2803:f800:50::6ca2:c24b, 2a06:98c1:50::ac40:224b, 108.162.194.75, 162.159.38.75 and 172.64.34.75.