c21hi.com - robtex.com

c21hi.com

DNSSEC⚠️ Not signed
A203.141.157.18🇯🇵 InfoSphere203.141.128.0/19 INTERLINK
PTRserver08.c21.to
NSns1.value-domain.com ⭐
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-38.defastlink.net
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-161.defastlink.net
NSns2.value-domain.com
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-3.defastlink.net
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-115.defastlink.net
NSns3.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-38.defastlink.net
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-161.defastlink.net
NSns4.value-domain.com ⚠️ Not in zone NS records
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-3.defastlink.net
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-53-115.defastlink.net
NSns5.value-domain.com ⚠️ Not in zone NS records
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-38.defastlink.net
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRip-172-64-52-161.defastlink.net
MXdmail.kagoya.net ⭐
A210.134.51.6🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc.
PTRdmail01.kagoya.net
A210.134.51.7🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc.
PTRdmail02.kagoya.net
A210.134.58.253🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc.
PTRdmail03.kagoya.net
A210.134.58.254🇯🇵 KAGOYAJAPAN210.134.48.0/20 KAGOYA Japan Inc.
PTRdmail04.kagoya.net
TXTv=spf1 include:kagoya.net include:c21.to ~all
SOAns1.value-domain.comhostmaster@c21hi.com 2023-11-29 #16

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1771291435

Similar names

21chi.com
chi12.com
12chi.cn
ihc12.com
hic21.com

DNS History

17 records (7 active, 10 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns3.value-domain.comns4.value-domain.comns5.value-domain.comcair01-ns.superdns.localcair03-ns.superdns.localcair04-ns.superdns.localcair05-ns.superdns.localcair06-ns.superdns.localcair07-ns.superdns.localns1.sprltvns.comns2.sprltvns.comMXdmail.kagoya.netir3.studiomarketer.comA203.141.157.1874.118.120.212
○NScair01-ns.superdns.local2015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NScair03-ns.superdns.local2015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NScair04-ns.superdns.local2015-08-05 → 2016-09-16 · 5 obs
● 2015-08-05 23:53:32
○ 2015-12-23 17:57:52
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NScair05-ns.superdns.local2015-12-23 → 2016-09-16 · 5 obs
○ 2015-08-05 23:53:32
● 2015-12-23 17:57:52
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NScair06-ns.superdns.local2015-12-23 → 2016-09-16 · 5 obs
○ 2015-08-05 23:53:32
● 2015-12-23 17:57:52
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NScair07-ns.superdns.local2015-12-23 → 2016-09-16 · 5 obs
○ 2015-08-05 23:53:32
● 2015-12-23 17:57:52
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
○NSns1.sprltvns.com2015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
●NSns1.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
○NSns2.sprltvns.com2015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
●NSns2.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
●NSns3.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
●NSns4.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
●NSns5.value-domain.com2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
●MXdmail.kagoya.net2026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
○MXir3.studiomarketer.com2015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26
●A203.141.157.182026-02-27 → 2026-02-27 · 3 obs
○ 2016-09-16 01:05:14
● 2026-02-27 19:54:24
● 2026-02-27 19:54:26
○A74.118.120.2122015-08-05 → 2016-09-16 · 4 obs
● 2015-08-05 23:53:32
● 2016-09-16 01:05:14
○ 2026-02-27 19:54:24
○ 2026-02-27 19:54:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
c21hi.comns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com...5 records

✅ Authoritative Response

Server: 172.64.53.115

NS records: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com, ns5.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for c21hi.com (unsigned zone)

⏱️ Timing

Total: 499ms | Queries: -

📄 Records

TypeCountSample Data
A1203.141.157.18
NS2ns2.value-domain.com, ns1.value-domain.com
MX1dmail.kagoya.net (pri: 10)
TXT1v=spf1 include:kagoya.net include:c21.to
SOA1ns1.value-domain.com hostmaster.c21hi.co

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com...)

AI analysis

c21hi.com resolves to a single IP address: 203.141.157.18.

Other host names, such as server08.c21.to and c21-sh.com, share IP numbers with c21hi.com.

c21hi.com is delegated to five name servers: ns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.

c21hi.com at least partially shares name servers with other domains, including eqq.jp, dokikai.com, sanyocc.com, mitemite-k.com and i-smile.jp.

these name servers are commonly used together with ns11.value-domain.com, ns13.value-domain.com and ns12.value-domain.com.

Host names with two IPs:

ns1.value-domain.com resolves to 172.64.52.38 and 172.64.52.161; ns2.value-domain.com resolves to 172.64.53.3 and 172.64.53.115; ns3.value-domain.com resolves to 172.64.52.38 and 172.64.52.161; ns4.value-domain.com resolves to 172.64.53.3 and 172.64.53.115; ns5.value-domain.com resolves to 172.64.52.38 and 172.64.52.161.

Host names resolving to 172.64.52.38: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Host names resolving to 172.64.52.161: ns1.value-domain.com, ns3.value-domain.com and ns5.value-domain.com.

Host names resolving to 172.64.53.3: ns2.value-domain.com and ns4.value-domain.com.

Host names resolving to 172.64.53.115: ns2.value-domain.com and ns4.value-domain.com.

c21hi.com is handled by a single mail server, dmail.kagoya.net.

c21hi.com shares its mail server setup with other domains, including a-stage.co.jp, ablelandvip.com, famy.com, ecat-cloud.biz and solution1.jp.

c21hi.com shares some mail servers with other domains, at least partially, for instance moso-mafia.com.

Host dmail.kagoya.net resolves to four IPs: 210.134.51.6, 210.134.51.7, 210.134.58.253 and 210.134.58.254.