uc3m.cn - robtex.com

uc3m.cn

DNSSEC⚠️ Not signed

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=2034596934

Same first word

uc3m.org
uc3m.es
uc3m.digital
uc3m.net
uc3m.edu
uc3m.eu
uc3m.com
uc3m.cn

Similar names

u3cm.com
ucm3.ir
3umc.com
3cum.com
3umc.org
m3cu.com
muc3.net
3muc.com
cum3.com
3ucm.com
muc3.com
muc3.cc

DNS History

13 records (0 active, 13 former)

20162017201820192020202120222023202420252026NSeve.ns.cloudflare.commaciej.ns.cloudflare.comsaruman.uc3m.esvortex.uc3m.esMXsmtp.uc3m.esA104.21.7.5172.67.135.141176.58.10.138198.2.255.1862001:b90:a:13::100213.134.43.1662606:4700:3033::ac43:878d2606:4700:3037::6815:705
○NSeve.ns.cloudflare.com2026-02-16 → 2026-03-04 · 4 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-03-04 10:13:08
○ 2026-03-28 03:33:26
○NSmaciej.ns.cloudflare.com2026-02-16 → 2026-03-04 · 4 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-03-04 10:13:08
○ 2026-03-28 03:33:26
○NSsaruman.uc3m.es2015-07-13 → 2020-11-07 · 4 obs
● 2015-07-13 12:22:38
● 2020-11-07 02:52:08
○ 2026-02-16 07:48:28
○ 2026-03-28 03:33:26
○NSvortex.uc3m.es2015-07-13 → 2020-11-07 · 4 obs
● 2015-07-13 12:22:38
● 2020-11-07 02:52:08
○ 2026-02-16 07:48:28
○ 2026-03-28 03:33:26
○MXsmtp.uc3m.es2015-07-13 → 2016-11-24 · 4 obs
● 2015-07-13 12:22:38
● 2016-11-24 14:59:50
○ 2017-10-10 17:10:02
○ 2026-03-28 03:33:26
○A104.21.7.52026-02-16 → 2026-02-21 · 5 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-02-21 13:05:16
○ 2026-02-27 03:05:34
○ 2026-03-28 03:33:26
○A172.67.135.1412026-02-16 → 2026-02-21 · 5 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-02-21 13:05:16
○ 2026-02-27 03:05:34
○ 2026-03-28 03:33:26
○A176.58.10.1382017-10-10 → 2020-11-07 · 5 obs
○ 2016-11-24 14:59:50
● 2017-10-10 17:10:02
● 2020-11-07 02:52:08
○ 2026-02-16 07:48:28
○ 2026-03-28 03:33:26
○A198.2.255.1862026-02-27 → 2026-03-04 · 4 obs
○ 2026-02-21 13:05:16
● 2026-02-27 03:05:34
● 2026-03-04 10:13:08
○ 2026-03-28 03:33:26
○A2001:b90:a:13::1002016-06-26 → 2020-11-07 · 5 obs
○ 2015-07-13 12:22:38
● 2016-06-26 10:06:24
● 2020-11-07 02:52:08
○ 2026-02-16 07:48:28
○ 2026-03-28 03:33:26
○A213.134.43.1662015-07-13 → 2016-11-24 · 4 obs
● 2015-07-13 12:22:38
● 2016-11-24 14:59:50
○ 2017-10-10 17:10:02
○ 2026-03-28 03:33:26
○A2606:4700:3033::ac43:878d2026-02-16 → 2026-02-21 · 5 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-02-21 13:05:16
○ 2026-02-27 03:05:34
○ 2026-03-28 03:33:26
○A2606:4700:3037::6815:7052026-02-16 → 2026-02-21 · 5 obs
○ 2020-11-07 02:52:08
● 2026-02-16 07:48:28
● 2026-02-21 13:05:16
○ 2026-02-27 03:05:34
○ 2026-03-28 03:33:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-

✅ Authoritative Response

Server:203.119.28.1

NS records: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 794ms | Queries: -

📄 Records

TypeCountSample Data