51ros.cn - robtex.com

51ros.cn

DNSSEC⚠️ Not signed
A177.211.172.42🇧🇷 UNSPECIFIED160.0.0.0/3
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 Proxy-registered route object
SOAdm1.longmingdns.comdnsadmin@longmingdns.com serial=1774356198

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=2034667134

Same first word

51ros.cn

Similar names

ros51.ru
rso15.ru
rso15.site

DNS History

23 records (3 active, 20 former)

20162017201820192020202120222023202420252026NSdm1.longmingdns.comdm2.longmingdns.combrian.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netns1.myhostadmin.netns2.myhostadmin.netns3.myhostadmin.netns4.myhostadmin.netns5.myhostadmin.netns6.myhostadmin.netroxy.ns.cloudflare.comMXmail.skrimple.comA177.211.172.42103.51.144.81104.21.30.104123.254.111.190154.223.180.32154.86.229.101172.67.172.1912606:4700:3033::ac43:acbf2606:4700:3035::6815:1e6865.19.157.235
○NSbrian.ns.cloudflare.com2026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
●NSdm1.longmingdns.com2026-03-23 → 2026-04-13 · 3 obs
○ 2026-03-04 12:57:46
● 2026-03-23 07:37:14
● 2026-04-13 20:23:16
●NSdm2.longmingdns.com2026-03-23 → 2026-04-13 · 3 obs
○ 2026-03-04 12:57:46
● 2026-03-23 07:37:14
● 2026-04-13 20:23:16
○NSf1g1ns1.dnspod.net2015-06-25 → 2015-11-03 · 4 obs
● 2015-06-25 18:37:24
● 2015-11-03 07:12:48
○ 2020-04-02 12:02:50
○ 2026-04-13 20:23:16
○NSf1g1ns2.dnspod.net2015-06-25 → 2015-11-03 · 4 obs
● 2015-06-25 18:37:24
● 2015-11-03 07:12:48
○ 2020-04-02 12:02:50
○ 2026-04-13 20:23:16
○NSns1.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSns2.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSns3.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSns4.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSns5.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSns6.myhostadmin.net2020-04-02 → 2020-04-02 · 4 obs
○ 2015-11-03 07:12:48
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○NSroxy.ns.cloudflare.com2026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
○MXmail.skrimple.com2016-01-17 → 2017-04-09 · 4 obs
● 2016-01-17 23:07:04
● 2017-04-09 02:28:20
○ 2020-04-02 12:02:50
○ 2026-04-13 20:23:16
○A103.51.144.812017-04-09 → 2017-04-09 · 4 obs
○ 2016-04-09 20:20:02
● 2017-04-09 02:28:20
○ 2020-04-02 12:02:50
○ 2026-04-13 20:23:16
○A104.21.30.1042026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
○A123.254.111.1902015-06-25 → 2015-11-03 · 4 obs
● 2015-06-25 18:37:24
● 2015-11-03 07:12:48
○ 2016-01-17 23:07:04
○ 2026-04-13 20:23:16
○A154.223.180.322020-04-02 → 2020-04-02 · 4 obs
○ 2017-04-09 02:28:20
● 2020-04-02 12:02:50
○ 2026-02-20 19:10:36
○ 2026-04-13 20:23:16
○A154.86.229.1012026-03-23 → 2026-03-23 · 4 obs
○ 2026-03-04 12:57:46
● 2026-03-23 07:37:14
○ 2026-03-24 19:28:56
○ 2026-04-13 20:23:16
○A172.67.172.1912026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
●A177.211.172.422026-03-24 → 2026-04-13 · 3 obs
○ 2026-03-23 07:37:14
● 2026-03-24 19:28:56
● 2026-04-13 20:23:16
○A2606:4700:3033::ac43:acbf2026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
○A2606:4700:3035::6815:1e682026-02-20 → 2026-03-04 · 5 obs
○ 2020-04-02 12:02:50
● 2026-02-20 19:10:36
● 2026-03-04 12:57:46
○ 2026-03-23 07:37:14
○ 2026-04-13 20:23:16
○A65.19.157.2352016-01-17 → 2016-04-09 · 5 obs
○ 2015-11-03 07:12:48
● 2016-01-17 23:07:04
● 2016-04-09 20:20:02
○ 2017-04-09 02:28:20
○ 2026-04-13 20:23:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cnc.dns.cn, e.dns.cn, b.dns.cn, a.dns.cn...-
51ros.cndm1.longmingdns.com, dm2.longmingdns.com-

✅ Authoritative Response

Server:218.98.111.163

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 51ros.cn (unsigned zone)

⏱️ Timing

Total: 1220ms | Queries: -

📄 Records

TypeCountSample Data
A1177.211.172.42
NS2dm1.longmingdns.com, dm2.longmingdns.com
SOA1dm1.longmingdns.com dnsadmin.longmingdns

Analysis

IP Addresses

51ros.cn points to a single IP: 177.211.172.42.

Other host names, such as lnjs.com.cn, share IP numbers with 51ros.cn.

Name Servers

Two name servers dm1.longmingdns.com and dm2.longmingdns.com handle delegation for 51ros.cn.

51ros.cn uses the same name server setup as other domains, for example nadhy.cn, wwwneu.com, verylike.cn, sweetmis.cn and pwemily.cn.

51ros.cn shares name servers with other domains at least in part, for instance yqbn.com.cn.

Host names with two IP numbers:

The host name dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.

Host names with one IP number:

The host name dm1.longmingdns.com points to 218.98.111.163.