51chinaai.com - robtex.com

51chinaai.com

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:ae65🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:481e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.72.30Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.174.101🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamanda.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a3f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A2803:f800:50::6ca2:c03f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRamanda.ns.cloudflare.com
A2a06:98c1:50::ac40:203f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRamanda.ns.cloudflare.com
A108.162.192.63🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A172.64.32.63🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
A173.245.58.63🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRamanda.ns.cloudflare.com
NScolin.ns.cloudflare.com
A2606:4700:58::a29f:2c4b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A2803:f800:50::6ca2:c34b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcolin.ns.cloudflare.com
A2a06:98c1:50::ac40:234b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcolin.ns.cloudflare.com
A108.162.195.75🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A162.159.44.75Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
A172.64.35.75🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcolin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.72.30, 172.67.174.101
IPv6 hints2606:4700:3033::ac43:ae65, 2606:4700:3034::6815:481e
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=159, name=cloudflare-ech.com
SOAamanda.ns.cloudflare.comdns@cloudflare.com serial=2409985320

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1786600164

Same first word

51chinaai.com

DNS History

8 records (6 active, 2 former)

NSamanda.ns.cloudflare.comcolin.ns.cloudflare.comA104.21.72.30172.67.174.1012606:4700:3033::ac43:ae652606:4700:3034::6815:481e2606:4700:3032::6815:481e2606:4700:3034::ac43:ae65
●NSamanda.ns.cloudflare.com2026-05-17 → 2026-08-13 · 2 obs
● 2026-05-17 03:19:46
● 2026-08-13 05:54:00
●NScolin.ns.cloudflare.com2026-05-17 → 2026-08-13 · 2 obs
● 2026-05-17 03:19:46
● 2026-08-13 05:54:00
●A104.21.72.302026-05-17 → 2026-08-13 · 2 obs
● 2026-05-17 03:19:46
● 2026-08-13 05:54:00
●A172.67.174.1012026-05-17 → 2026-08-13 · 2 obs
● 2026-05-17 03:19:46
● 2026-08-13 05:54:00
○A2606:4700:3032::6815:481e2026-05-17 → 2026-05-25 · 4 obs
● 2026-05-17 03:19:46
● 2026-05-25 04:36:26
○ 2026-06-26 11:53:42
○ 2026-08-13 05:54:00
●A2606:4700:3033::ac43:ae652026-06-26 → 2026-08-13 · 3 obs
○ 2026-05-25 04:36:26
● 2026-06-26 11:53:42
● 2026-08-13 05:54:00
●A2606:4700:3034::6815:481e2026-06-26 → 2026-08-13 · 3 obs
○ 2026-05-25 04:36:26
● 2026-06-26 11:53:42
● 2026-08-13 05:54:00
○A2606:4700:3034::ac43:ae652026-05-17 → 2026-05-25 · 4 obs
● 2026-05-17 03:19:46
● 2026-05-25 04:36:26
○ 2026-06-26 11:53:42
○ 2026-08-13 05:54:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
51chinaai.comamanda.ns.cloudflare.com, colin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.75

NS records: amanda.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.72.30, 172.67.174.101
AAAA22606:4700:3033::ac43:ae65, 2606:4700:3034::6815:481e
NS2amanda.ns.cloudflare.com, colin.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1amanda.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

51chinaai.com has four IP addresses: 104.21.72.30, 172.67.174.101, 2606:4700:3033::ac43:ae65 and 2606:4700:3034::6815:481e.

Among the host names that share IP numbers with 51chinaai.com are 4man.pro, idirtel.com, thewww.idirtel.com and two others.

Name Servers

The NS records for 51chinaai.com delegate to amanda.ns.cloudflare.com and colin.ns.cloudflare.com.

51chinaai.com has the same name server delegation as a number of other domains, such as yckzc.com, 028xpc.com, yutedoors.com and two more.

51chinaai.com shares at least some of its name servers with other domains, including astral.sh, bgp7.com, andplus.net and two others.

These name servers are frequently paired with the name servers laylah.ns.cloudflare.com, jewel.ns.cloudflare.com and noor.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

amanda.ns.cloudflare.com maps to 108.162.192.63, 172.64.32.63, 173.245.58.63 and 3 additional IP addresses.

colin.ns.cloudflare.com maps to 108.162.195.75, 162.159.44.75, 172.64.35.75 and 3 additional IP addresses.