comtra.jp - dns.ninja

comtra.jp

DNSSEC⚠️ Not signed
NSns.nttcom.ne.jp ⭐
NSns005-dv2mmoh92v99bl0t.d.d-53.info
A2001:240:bb81::28:36🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs005.d-53.biz
A202.32.219.36🇯🇵 IIJ-AS202.32.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs005.d-53.biz
NSns005-dv2mmoh92v99bl0t.d.d-53.jp
A2001:240:bb81::29:1096🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs005.d-53.org
A2400:cb00:2049:1::a29f:1a91🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1beb🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.145Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.235Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A203.180.146.96🇯🇵 IIJ-AS203.180.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs005.d-53.org
NSns005-dv2mmoh92v99bl0t.d.d-53.net
A2001:240:bb81::29:96🇯🇵 IIJ-AS2001:240::/32 IIJ IPv6 BLOCK ( AS2497 )
PTRs005.d-53.net
A210.138.20.96🇯🇵 IIJ-AS210.138.0.0/16 IIJ IPv4 BLOCK ( AS2497 )
PTRs005.d-53.net
NSns2.nttcom.ne.jp
A163.137.224.4🇯🇵 NTTCOM-AS-JP1163.137.224.0/23 NTT COMWARE (AS17516) NTT COMWARE Gotanda Bldg., 2-1-1 Nishi-gotanda, Shinagawa-ku, Tokyo 141-0031 Japan
PTRns2.nttcom.ne.jp
SOAns2.nttcom.ne.jproot@nttcom.ne.jp 2025-09-26 #1

jp

DNSSEC🔒 Signed (DS record present)
NSz.dns.jp ⭐
NSa.dns.jp
NSb.dns.jp
NSc.dns.jp
NSd.dns.jp
NSe.dns.jp
NSf.dns.jp
NSg.dns.jp
NSh.dns.jp
SOAz.dns.jproot@dns.jp serial=1782894602

Same first word

comtra.jp
comtra.ch
comtra.com

Similar names

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comart.cz
cormat.es
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motrac.be
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tomarc.jp
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mrocat.com
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tomcar.com
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torcam.net
tarcom.no
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cartom.lv
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tramco.net
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acormt.com
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artcom.su
ratcom.net
tomcar.be
marcot.com
comart.dk
mrtaco.us
tomcar.net
tracom.com
motcar.com
morcat.cn
tarcom.com
artcom.at
tramco.biz
comart.fr
comart.se
tracom.it
tarmco.com
atrcom.es
mcator.com
tomcar.cz
tormac.com.br
cotram.org
tomcar.eu
tracom.co.in

DNS History

7 records (5 active, 2 former)

20162017201820192020202120222023202420252026NSns.nttcom.ne.jpns005-dv2mmoh92v99bl0t.d.d-53.infons005-dv2mmoh92v99bl0t.d.d-53.jpns005-dv2mmoh92v99bl0t.d.d-53.netns2.nttcom.ne.jpMXctmm-web.nttcom.ne.jpA163.137.200.85
●NSns.nttcom.ne.jp2015-08-23 → 2026-07-01 · 2 obs
● 2015-08-23 05:34:26
● 2026-07-01 08:51:20
●NSns005-dv2mmoh92v99bl0t.d.d-53.info2026-06-16 → 2026-07-01 · 3 obs
○ 2015-08-23 05:34:26
● 2026-06-16 15:52:46
● 2026-07-01 08:51:20
●NSns005-dv2mmoh92v99bl0t.d.d-53.jp2026-06-16 → 2026-07-01 · 3 obs
○ 2015-08-23 05:34:26
● 2026-06-16 15:52:46
● 2026-07-01 08:51:20
●NSns005-dv2mmoh92v99bl0t.d.d-53.net2026-06-16 → 2026-07-01 · 3 obs
○ 2015-08-23 05:34:26
● 2026-06-16 15:52:46
● 2026-07-01 08:51:20
●NSns2.nttcom.ne.jp2015-08-23 → 2026-07-01 · 2 obs
● 2015-08-23 05:34:26
● 2026-07-01 08:51:20
○MXctmm-web.nttcom.ne.jp2015-08-23 → 2017-04-04 · 4 obs
● 2015-08-23 05:34:26
● 2017-04-04 00:18:00
○ 2026-06-16 15:52:46
○ 2026-07-01 08:51:20
○A163.137.200.852015-08-23 → 2017-04-04 · 4 obs
● 2015-08-23 05:34:26
● 2017-04-04 00:18:00
○ 2026-06-16 15:52:46
○ 2026-07-01 08:51:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
comtra.jpns.nttcom.ne.jp, ns2.nttcom.ne.jp, ns005-dv2mmoh92v99bl0t.d.d-53.jp, ns005-dv2mmoh92v99bl0t.d.d-53.net...1 record

✅ Authoritative Response

Server:163.137.224.4

NS records: ns.nttcom.ne.jp, ns2.nttcom.ne.jp, ns005-dv2mmoh92v99bl0t.d.d-53.jp, ns005-dv2mmoh92v99bl0t.d.d-53.net, ns005-dv2mmoh92v99bl0t.d.d-53.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for comtra.jp (unsigned zone)

⏱️ Timing

Total: 3669ms | Queries: -

📄 Records

TypeCountSample Data
NS5ns.nttcom.ne.jp, ns2.nttcom.ne.jp...
SOA1ns2.nttcom.ne.jp root.nttcom.ne.jp

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns2.nttcom.ne.jp)

Analysis

Name Servers

Delegation for comtra.jp is to five name servers: ns005-dv2mmoh92v99bl0t.d.d-53.info, ns005-dv2mmoh92v99bl0t.d.d-53.jp, ns2.nttcom.ne.jp and two others.

comtra.jp shares at least some of its name servers with other domains, including ntt-f.co.jp, 138.214.202.in-addr.arpa, cbmtl5b.net and two others.

These name servers are frequently seen alongside ns.nttcom.ne.jp, ns005-dv2mmoh92v99bl0t.d.d-53.net, ns002-0j03q2g4lusvun1a.0.d-53.info and 7 other name servers.

Host names with 6 IP numbers:

ns005-dv2mmoh92v99bl0t.d.d-53.jp maps to 162.159.26.145, 162.159.27.235, 203.180.146.96 and 3 additional IP addresses.

Host names with two IP numbers:

The A records for ns005-dv2mmoh92v99bl0t.d.d-53.info return 202.32.219.36 and 2001:240:bb81::28:36.

The A records for ns005-dv2mmoh92v99bl0t.d.d-53.net return 210.138.20.96 and 2001:240:bb81::29:96.

Host names pointing to a single IP address:

ns2.nttcom.ne.jp resolves to the IP address 163.137.224.4.