doc-chain.com - robtex.com

doc-chain.com

DNSSEC⚠️ Not signed
A133.18.236.239🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc.
PTRv133-18-236-239.vir.kagoya.net
NSns11.value-domain.com ⭐ ⚠️ Not in parent delegation
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.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
A172.64.52.161🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns12.value-domain.com ⚠️ Not in zone NS records
A172.64.53.86🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.188🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns13.value-domain.com ⚠️ Not in zone NS records
A172.64.52.98🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.52.184🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com ⚠️ Not in parent delegation
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.53.115🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXdoc-chain.com ⭐
A133.18.236.239🇯🇵 KAGOYAJAPAN133.18.0.0/16 KAGOYA Japan Inc.
PTRv133-18-236-239.vir.kagoya.net
TXTgoogle-site-verification=IKw5E7fuIxa--fp33a9wKKG3pXWPYNlJzB_EvA-muGs
SOAns1.value-domain.comhostmaster@doc-chain.com 2025-12-08 #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

MX for

doc-chain.com

Same first word

doc-chain.com

DNS History

13 records (7 active, 6 former)

201820192020202120222023202420252026NSns1.value-domain.comns11.value-domain.comns12.value-domain.comns13.value-domain.comns2.value-domain.comdns010.d.register.comdns151.c.register.comdns154.b.register.comdns225.a.register.comMXdoc-chain.comp.webcom.ctmail.comA133.18.236.239206.188.193.141
○NSdns010.d.register.com2017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10
○NSdns151.c.register.com2017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10
○NSdns154.b.register.com2017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10
○NSdns225.a.register.com2017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10
●NSns1.value-domain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
●NSns11.value-domain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
●NSns12.value-domain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
●NSns13.value-domain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
●NSns2.value-domain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
●MXdoc-chain.com2026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
○MXp.webcom.ctmail.com2017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10
●A133.18.236.2392026-03-07 → 2026-03-07 · 3 obs
○ 2017-11-28 02:28:00
● 2026-03-07 14:16:38
● 2026-03-07 16:07:10
○A206.188.193.1412017-11-28 → 2017-11-28 · 3 obs
● 2017-11-28 02:28:00
○ 2026-03-07 14:16:38
○ 2026-03-07 16:07:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
doc-chain.comns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com3 records

✅ Authoritative Response

Server: 172.64.52.184

NS records: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doc-chain.com (unsigned zone)

⏱️ Timing

Total: 448ms | Queries: -

📄 Records

TypeCountSample Data
A1133.18.236.239
NS2ns2.value-domain.com, ns1.value-domain.com
MX1doc-chain.com (pri: 10)
TXT1google-site-verification=IKw5E7fuIxa--fp
SOA1ns1.value-domain.com hostmaster.doc-chai

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com)

Analysis

Mail Server Role

doc-chain.com serves as a mail server for doc-chain.com.

IP Addresses

doc-chain.com points to a single IP: 133.18.236.239.

Name Servers

doc-chain.com is delegated to five name servers: ns11.value-domain.com, ns12.value-domain.com, ns13.value-domain.com, ns1.value-domain.com and ns2.value-domain.com.

doc-chain.com partially shares name servers with other domains; examples include kyushinjuku.net, yukii.jp, mental-con.com, enishi-tofukuji.com and home-select1.co.jp.

These name servers are commonly used with ns3.value-domain.com, ns4.value-domain.com and ns5.value-domain.com.

Host names with two IP numbers:

ns11.value-domain.com points to: 172.64.52.98 and 172.64.52.184.

ns12.value-domain.com points to: 172.64.53.86 and 172.64.53.188.

ns13.value-domain.com points to: 172.64.52.98 and 172.64.52.184.

ns1.value-domain.com points to: 172.64.52.38 and 172.64.52.161.

ns2.value-domain.com points to: 172.64.53.3 and 172.64.53.115.

Host names that point to 172.64.52.98: ns11.value-domain.com and ns13.value-domain.com.

Host names that point to 172.64.52.184: ns11.value-domain.com and ns13.value-domain.com.

Mail Servers

doc-chain.com is handled by a single mail server, doc-chain.com.

doc-chain.com points to a single IP: 133.18.236.239.