udgb.cn - robtex.com

udgb.cn

DNSSEC⚠️ Not signed
A2606:4700:3036::ac43:8eb4🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:2ee1🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.46.225Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.142.180🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScrystal.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26ca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A2803:f800:50::6ca2:c2ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcrystal.ns.cloudflare.com
A2a06:98c1:50::ac40:22ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcrystal.ns.cloudflare.com
A108.162.194.202🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A162.159.38.202Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
A172.64.34.202🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcrystal.ns.cloudflare.com
NSthaddeus.ns.cloudflare.com
A2606:4700:58::a29f:2c7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A2803:f800:50::6ca2:c37f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRthaddeus.ns.cloudflare.com
A2a06:98c1:50::ac40:237f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRthaddeus.ns.cloudflare.com
A108.162.195.127🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A162.159.44.127Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
A172.64.35.127🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRthaddeus.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.46.225, 172.67.142.180
IPv6 hints2606:4700:3036::ac43:8eb4, 2606:4700:3037::6815:2ee1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=234, name=cloudflare-ech.com
SOAcrystal.ns.cloudflare.comdns@cloudflare.com serial=2398031826

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn ⭐
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn serial=2034660669

Same first word

udgb.cn
udgb.com

Similar names

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DNS History

8 records (6 active, 2 former)

NScrystal.ns.cloudflare.comthaddeus.ns.cloudflare.comA104.21.46.225172.67.142.1802606:4700:3036::ac43:8eb42606:4700:3037::6815:2ee12a06:98c1:3120::2a06:98c1:3121::
●NScrystal.ns.cloudflare.com2026-03-16 → 2026-04-12 · 2 obs
● 2026-03-16 06:27:40
● 2026-04-12 01:26:02
●NSthaddeus.ns.cloudflare.com2026-03-16 → 2026-04-12 · 2 obs
● 2026-03-16 06:27:40
● 2026-04-12 01:26:02
●A104.21.46.2252026-03-16 → 2026-04-12 · 2 obs
● 2026-03-16 06:27:40
● 2026-04-12 01:26:02
●A172.67.142.1802026-03-16 → 2026-04-12 · 2 obs
● 2026-03-16 06:27:40
● 2026-04-12 01:26:02
●A2606:4700:3036::ac43:8eb42026-03-19 → 2026-04-12 · 3 obs
○ 2026-03-16 06:27:40
● 2026-03-19 17:06:00
● 2026-04-12 01:26:02
●A2606:4700:3037::6815:2ee12026-03-19 → 2026-04-12 · 3 obs
○ 2026-03-16 06:27:40
● 2026-03-19 17:06:00
● 2026-04-12 01:26:02
○A2a06:98c1:3120::2026-03-16 → 2026-03-16 · 3 obs
● 2026-03-16 06:27:40
○ 2026-03-19 17:06:00
○ 2026-04-12 01:26:02
○A2a06:98c1:3121::2026-03-16 → 2026-03-16 · 3 obs
● 2026-03-16 06:27:40
○ 2026-03-19 17:06:00
○ 2026-04-12 01:26:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cne.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...-
udgb.cncrystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.127

NS records: crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for udgb.cn (unsigned zone)

⏱️ Timing

Total: 914ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.46.225, 172.67.142.180
AAAA22606:4700:3037::6815:2ee1, 2606:4700:3036::ac43:8eb4
NS2crystal.ns.cloudflare.com, thaddeus.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1crystal.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

udgb.cn points to four IP numbers: 2606:4700:3036::ac43:8eb4, 2606:4700:3037::6815:2ee1, 104.21.46.225 and 172.67.142.180.

For instance, other host names desigirlxx.digital, www.cdrive.jp, olu.net, missionbanhmi.com and www.suatela.com share IP numbers with udgb.cn.

Name Servers

udgb.cn is delegated to two name servers: crystal.ns.cloudflare.com and thaddeus.ns.cloudflare.com.

udgb.cn uses the same name server setup as other domains such as nmqgkj.com, suishiad.com, ilcm.net, zz-df.com and 546649.com.

udgb.cn shares name servers with other domains at least partially, for example sbb.net, takureasywin.xyz, web-olymptrade.net, bohumukhi.com and myminco.com.

These name servers are commonly used with apollo.ns.cloudflare.com.

Host names with six IP numbers: host name crystal.ns.cloudflare.com points to: 2606:4700:50::a29f:26ca, 2803:f800:50::6ca2:c2ca, 2a06:98c1:50::ac40:22ca, 108.162.194.202, 162.159.38.202 and 172.64.34.202; host name thaddeus.ns.cloudflare.com points to: 2606:4700:58::a29f:2c7f, 2803:f800:50::6ca2:c37f, 2a06:98c1:50::ac40:237f, 108.162.195.127, 162.159.44.127 and 172.64.35.127.