121831.cn - robtex.com

121831.cn

DNSSEC⚠️ Not signed
A38.239.211.202🇺🇸 HDHK38.239.208.0/20
NSns1.julydns.com ⭐ ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.judns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.judns.com ⚠️ Not in zone NS records
A162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.julydns.com ⚠️ Not in parent delegation
A162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
SOAns1.julydns.commaster@jmdns.com serial=1769425322

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=2034793221

Same first word

121831.cn

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DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSns1.judns.comns1.julydns.comns2.judns.comns2.julydns.comA38.239.211.202103.7.31.188121.14.125.52CNAMEaps0550.qq.comid.qzone.qq.com
●NSns1.judns.com2026-04-06 → 2026-05-14 · 2 obs
● 2026-04-06 12:37:24
● 2026-05-14 23:28:40
●NSns1.julydns.com2026-04-06 → 2026-05-14 · 2 obs
● 2026-04-06 12:37:24
● 2026-05-14 23:28:40
●NSns2.judns.com2026-04-06 → 2026-05-14 · 2 obs
● 2026-04-06 12:37:24
● 2026-05-14 23:28:40
●NSns2.julydns.com2026-04-06 → 2026-05-14 · 2 obs
● 2026-04-06 12:37:24
● 2026-05-14 23:28:40
○A103.7.31.1882015-12-23 → 2016-04-03 · 5 obs
○ 2015-10-23 20:07:14
● 2015-12-23 04:35:08
● 2016-04-03 00:19:50
○ 2026-04-06 12:37:24
○ 2026-05-14 23:28:40
○A121.14.125.522015-05-24 → 2015-10-23 · 4 obs
● 2015-05-24 14:00:32
● 2015-10-23 20:07:14
○ 2015-12-23 04:35:08
○ 2026-05-14 23:28:40
●A38.239.211.2022026-04-06 → 2026-05-14 · 3 obs
○ 2016-04-03 00:19:50
● 2026-04-06 12:37:24
● 2026-05-14 23:28:40
○CNAMEaps0550.qq.com2015-12-23 → 2016-04-03 · 5 obs
○ 2015-05-24 14:00:32
● 2015-12-23 04:35:08
● 2016-04-03 00:19:50
○ 2026-04-06 12:37:24
○ 2026-05-14 23:28:40
○CNAMEid.qzone.qq.com2015-05-24 → 2016-04-03 · 4 obs
● 2015-05-24 14:00:32
● 2016-04-03 00:19:50
○ 2026-04-06 12:37:24
○ 2026-05-14 23:28:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
121831.cnns1.judns.com, ns2.judns.com-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 121831.cn (unsigned zone)

⏱️ Timing

Total: 3678ms | Queries: -

📄 Records

TypeCountSample Data
A138.239.211.202
NS2ns1.julydns.com, ns2.julydns.com
SOA1ns1.julydns.com master.jmdns.com

Analysis

IP Addresses

121831.cn points to a single IP address: 38.239.211.202.

Other host names, for instance 126512.cn, bzsdsm.cn, 159688.cn and wrpykwi.cn share IP numbers with 121831.cn.

Name Servers

121831.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

At least part of the name servers for 121831.cn are shared with other domains, for instance bjtczj.com, huakanggufen.com, zjpolymer.com, kashudun.com and xinkewc.com.

Hostnames with one IP:

ns1.judns.com points to 162.159.27.251

ns2.judns.com points to 162.159.27.251

ns1.julydns.com points to 162.159.48.223

ns2.julydns.com points to 162.159.48.223

Hostnames that point to 162.159.27.251: ns1.judns.com and ns2.judns.com

Hostnames that point to 162.159.48.223: ns1.julydns.com and ns2.julydns.com