loopback.cn - robtex.com

loopback.cn

DNSSEC⚠️ Not signed
A2408:4005:34c:2942:fedc:ba98:7654:3210🇨🇳 Alibaba-Cloud2408:4005::/33
A121.40.163.215🇨🇳 Alibaba-Cloud121.40.0.0/15
NSloopback.cn ⭐
A2408:4005:34c:2942:fedc:ba98:7654:3210🇨🇳 Alibaba-Cloud2408:4005::/33
A121.40.163.215🇨🇳 Alibaba-Cloud121.40.0.0/15
NSns1.loopback.cn
A2408:4005:34c:2942:fedc:ba98:7654:3210🇨🇳 Alibaba-Cloud2408:4005::/33
A121.40.163.215🇨🇳 Alibaba-Cloud121.40.0.0/15
NSns2.loopback.cn
A2408:4005:34c:2942:fedc:ba98:7654:3210🇨🇳 Alibaba-Cloud2408:4005::/33
A121.40.163.215🇨🇳 Alibaba-Cloud121.40.0.0/15
SOAloopback.cnrname@invalid serial=0

cn

DNSSEC⚠️ Not signed
NSa.dns.cn ⚠️ Not in zone NS records
NSb.dns.cn ⚠️ Not in zone NS records
NSc.dns.cn ⚠️ Not in zone NS records
NSd.dns.cn ⚠️ Not in zone NS records
NSe.dns.cn ⚠️ Not in zone NS records

NS for

loopback.cn

Subdomains

a.loopback.cn
mx1.loopback.cn
dns2.loopback.cn
mx2.loopback.cn
dns1.loopback.cn

Same first word

loopback.us
loopback.host
loopback.ro
loopback.se
loopback.net
loopback.com.br
loopback.ai
loopback.co
loopback.be
loopback.at
loopback.dk
loopback.de
loopback.hu
loopback.com
loopback.co.uk
loopback.cl
loopback.name
loopback.technology
loopback.org
loopback.ca
loopback.cn
loopback.fr
loopback.edu
loopback.biz
loopback.ru
loopback.no
loopback.es
loopback.to
loopback.me
loopback.in
loopback.link
loopback.management
loopback.io
loopback.systems
loopback.pe.kr
loopback.network
loopback.nl
loopback.it
loopback.ch
loopback.fi
loopback.awsapps.com
loopback.pl

Similar names

backloop.ai
backloop.org
backloop.com
clapbook.com
backloop.de
backloop.be
bookclap.blogspot.com
poolback.com
backloop.nl
poblocka.com
backloop.ca
backloop.biz
lookpcba.com
bolkocpa.com
backloop.it
poolback.es
backloop.dev

DNS History

12 records (5 active, 7 former)

20162017201820192020202120222023202420252026NSloopback.cnns1.loopback.cnns2.loopback.cndns1.loopback.cndns2.loopback.cndns21.hichina.comdns22.hichina.comMX0dd1d92837804ca5e60236821e2b83.pamx1.hotmail.comA121.40.163.2152408:4005:34c:2942:fedc:ba98:7654:3210221.12.34.56CNAMEa.loopback.cn
○NSdns1.loopback.cn2015-07-09 → 2016-12-23 · 4 obs
● 2015-07-09 12:48:26
● 2016-12-23 12:42:12
○ 2021-09-19 13:12:08
○ 2026-07-12 03:14:22
○NSdns2.loopback.cn2015-07-09 → 2016-12-23 · 4 obs
● 2015-07-09 12:48:26
● 2016-12-23 12:42:12
○ 2021-09-19 13:12:08
○ 2026-07-12 03:14:22
○NSdns21.hichina.com2021-09-19 → 2026-06-08 · 5 obs
○ 2016-12-23 12:42:12
● 2021-09-19 13:12:08
● 2026-06-08 18:33:56
○ 2026-07-11 10:19:28
○ 2026-07-12 03:14:22
○NSdns22.hichina.com2021-09-19 → 2026-06-08 · 5 obs
○ 2016-12-23 12:42:12
● 2021-09-19 13:12:08
● 2026-06-08 18:33:56
○ 2026-07-11 10:19:28
○ 2026-07-12 03:14:22
●NSloopback.cn2026-07-11 → 2026-07-12 · 3 obs
○ 2026-06-08 18:33:56
● 2026-07-11 10:19:28
● 2026-07-12 03:14:22
●NSns1.loopback.cn2026-07-11 → 2026-07-12 · 3 obs
○ 2026-06-08 18:33:56
● 2026-07-11 10:19:28
● 2026-07-12 03:14:22
●NSns2.loopback.cn2026-07-11 → 2026-07-12 · 3 obs
○ 2026-06-08 18:33:56
● 2026-07-11 10:19:28
● 2026-07-12 03:14:22
○MX0dd1d92837804ca5e60236821e2b83.pamx1.hotmail.com2015-07-09 → 2016-12-23 · 4 obs
● 2015-07-09 12:48:26
● 2016-12-23 12:42:12
○ 2021-09-19 13:12:08
○ 2026-07-12 03:14:22
●A121.40.163.2152026-07-11 → 2026-07-12 · 3 obs
○ 2021-09-19 13:12:08
● 2026-07-11 10:19:28
● 2026-07-12 03:14:22
○A221.12.34.562015-07-09 → 2016-12-23 · 4 obs
● 2015-07-09 12:48:26
● 2016-12-23 12:42:12
○ 2021-09-19 13:12:08
○ 2026-07-12 03:14:22
●A2408:4005:34c:2942:fedc:ba98:7654:32102026-07-11 → 2026-07-12 · 3 obs
○ 2021-09-19 13:12:08
● 2026-07-11 10:19:28
● 2026-07-12 03:14:22
○CNAMEa.loopback.cn2026-02-20 → 2026-06-08 · 6 obs
● 2026-02-20 06:36:44
● 2026-05-28 05:02:10
○ 2026-06-07 05:37:12
● 2026-06-08 18:33:56
○ 2026-07-11 10:19:28
○ 2026-07-12 03:14:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cna.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...-
loopback.cnns1.loopback.cn, ns2.loopback.cn4 records

✅ Authoritative Response

Server:121.40.163.215

NS records: ns1.loopback.cn, ns2.loopback.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for loopback.cn (unsigned zone)

⏱️ Timing

Total: 4226ms | Queries: -

📄 Records

TypeCountSample Data
A1121.40.163.215
AAAA12408:4005:34c:2942:fedc:ba98:7654:3210
NS2ns1.loopback.cn, ns2.loopback.cn
SOA1loopback.cn rname.invalid

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.loopback.cn, ns1.loopback.cn, ns2.loopback.cn...)

Analysis

Hierarchy

a.loopback.cn, mx1.loopback.cn, dns2.loopback.cn, mx2.loopback.cn and dns1.loopback.cn each fall under the parent domain loopback.cn.

Name Server Role

loopback.cn has loopback.cn as one of its name servers, making it self-hosted for DNS delegation.

ns1.loopback.cn, ns2.loopback.cn and loopback.cn regularly act as name servers together.

IP Addresses

loopback.cn directs to two IP numbers, 121.40.163.215 and 2408:4005:34c:2942:fedc:ba98:7654:3210

Among the host names that share IP numbers with loopback.cn is a.loopback.cn, as one example.

Name Servers

The NS records for loopback.cn list three name servers: loopback.cn, ns1.loopback.cn and ns2.loopback.cn.

loopback.cn, ns1.loopback.cn and ns2.loopback.cn each direct to 121.40.163.215 and 2408:4005:34c:2942:fedc:ba98:7654:3210 — both hosts share the same pair of IP addresses.

loopback.cn, ns1.loopback.cn and ns2.loopback.cn all direct to 2408:4005:34c:2942:fedc:ba98:7654:3210.

loopback.cn, ns1.loopback.cn and ns2.loopback.cn all direct to 121.40.163.215.