21786.cn - robtex.com

21786.cn

DNSSEC⚠️ Not signed
A38.6.131.165🇺🇸 PEGTECHINC38.6.128.0/17 PEG TECH INC
NSdm1.longmingdns.com ⭐
A218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSdm2.longmingdns.com
A183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24
SOAdm1.longmingdns.comdnsadmin@longmingdns.com serial=1776333248

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=2035108071

Same first word

21786.cn

Similar names

87216.us
86217.us
72168.cfd
62817.com
76812.top
12687.org
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78126.com
17628.cn
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21876.com
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67821.com
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21687.us
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12687.com
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18276.com
12876.cfd
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17862.us
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71682.cn

DNS History

21 records (3 active, 18 former)

20162017201820192020202120222023202420252026NSdm1.longmingdns.comdm2.longmingdns.comdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA38.6.131.165104.160.182.132104.160.182.135198.148.92.157198.148.92.158198.148.92.53198.148.92.54198.148.92.56198.148.92.57198.148.92.58198.148.92.62CNAME10203.comfw.ename.net
●NSdm1.longmingdns.com2026-05-02 → 2026-07-29 · 3 obs
○ 2017-06-30 02:44:34
● 2026-05-02 01:03:04
● 2026-07-29 23:49:54
●NSdm2.longmingdns.com2026-05-02 → 2026-07-29 · 3 obs
○ 2017-06-30 02:44:34
● 2026-05-02 01:03:04
● 2026-07-29 23:49:54
○NSdns1.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○NSdns2.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○NSdns3.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○NSdns4.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○NSdns5.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○NSdns6.iidns.com2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○A104.160.182.1322016-09-27 → 2016-09-27 · 4 obs
○ 2016-03-25 01:01:32
● 2016-09-27 04:46:32
○ 2026-05-02 01:03:04
○ 2026-07-29 23:49:54
○A104.160.182.1352016-09-27 → 2016-09-27 · 4 obs
○ 2016-03-25 01:01:32
● 2016-09-27 04:46:32
○ 2026-05-02 01:03:04
○ 2026-07-29 23:49:54
○A198.148.92.1572015-12-16 → 2015-12-16 · 4 obs
○ 2015-06-03 04:32:04
● 2015-12-16 23:29:40
○ 2016-03-25 01:01:32
○ 2026-07-29 23:49:54
○A198.148.92.1582015-12-16 → 2015-12-16 · 4 obs
○ 2015-06-03 04:32:04
● 2015-12-16 23:29:40
○ 2016-03-25 01:01:32
○ 2026-07-29 23:49:54
○A198.148.92.532015-06-03 → 2015-06-03 · 3 obs
● 2015-06-03 04:32:04
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
○A198.148.92.542015-12-16 → 2015-12-16 · 4 obs
○ 2015-06-03 04:32:04
● 2015-12-16 23:29:40
○ 2016-03-25 01:01:32
○ 2026-07-29 23:49:54
○A198.148.92.562015-06-03 → 2016-03-25 · 4 obs
● 2015-06-03 04:32:04
● 2016-03-25 01:01:32
○ 2016-09-27 04:46:32
○ 2026-07-29 23:49:54
○A198.148.92.572016-03-25 → 2016-03-25 · 4 obs
○ 2015-12-16 23:29:40
● 2016-03-25 01:01:32
○ 2016-09-27 04:46:32
○ 2026-07-29 23:49:54
○A198.148.92.582015-06-03 → 2016-03-25 · 4 obs
● 2015-06-03 04:32:04
● 2016-03-25 01:01:32
○ 2016-09-27 04:46:32
○ 2026-07-29 23:49:54
○A198.148.92.622015-06-03 → 2015-06-03 · 3 obs
● 2015-06-03 04:32:04
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54
●A38.6.131.1652026-05-02 → 2026-07-29 · 3 obs
○ 2017-06-30 02:44:34
● 2026-05-02 01:03:04
● 2026-07-29 23:49:54
○CNAME10203.com2017-06-30 → 2017-06-30 · 4 obs
○ 2016-09-27 04:46:32
● 2017-06-30 02:44:34
○ 2026-05-02 01:03:04
○ 2026-07-29 23:49:54
○CNAMEfw.ename.net2015-06-03 → 2016-09-27 · 4 obs
● 2015-06-03 04:32:04
● 2016-09-27 04:46:32
○ 2017-06-30 02:44:34
○ 2026-07-29 23:49:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
21786.cndm1.longmingdns.com, dm2.longmingdns.com-

✅ Authoritative Response

Server:211.99.99.56

NS records: dm1.longmingdns.com, dm2.longmingdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21786.cn (unsigned zone)

⏱️ Timing

Total: 1673ms | Queries: -

📄 Records

TypeCountSample Data
A138.6.131.165
NS2dm1.longmingdns.com, dm2.longmingdns.com
SOA1dm1.longmingdns.com dnsadmin.longmingdns

Analysis

IP Addresses

21786.cn points to a single IP number: 38.6.131.165.

Host names such as haolebao.cn, dl71.cn and 46dr.com share their IP numbers with 21786.cn.

Name Servers

21786.cn uses two name servers for its delegation: dm1.longmingdns.com and dm2.longmingdns.com.

21786.cn shares its name server setup with other domains, including yqjryb.cn, bossware.cn, ztro.com.cn and two others.

Host names with two IP numbers:

dm2.longmingdns.com directs traffic to 183.253.57.197 and 211.99.99.56.

Host names pointing to a single IP address:

dm1.longmingdns.com has the IP address 218.98.111.163.