ht-dc.jp - robtex.com

ht-dc.jp

DNSSEC⚠️ Not signed
A202.51.11.170🇯🇵 CLARA-AS-AP202.51.8.0/21 CLARA, Inc.
PTRmcc-clr19.com
NS01.dnsv.jp ⭐
A2400:8500:3300::53🇯🇵 GMO-DNS2400:8500:3300::/48 GMO Internet,inc.
PTR01.dnsv.jp
A157.7.32.53🇯🇵 GMO-DNS157.7.32.0/24 GMO Internet,inc. Network-Team.
PTR01.dnsv.jp
NS02.dnsv.jp
A157.7.33.53🇯🇵 GMO-DNS157.7.33.0/24 GMO Internet,inc. Network-Team.
PTR02.dnsv.jp
NS03.dnsv.jp
A2400:8500:3000::53🇯🇵 GMO-DNS2400:8500:3000::/48 GMO Internet,inc.
PTR03.dnsv.jp
A157.7.34.53🇯🇵 GMO-DNS157.7.34.0/24 GMO Internet,inc. Network-Team.
PTR03.dnsv.jp
NS04.dnsv.jp
A2400:8500:3fff::53🇯🇵 GMO-DNS2400:8500:3fff::/48 GMO Internet,inc.
PTR04.dnsv.jp
A157.7.35.53🇯🇵 GMO-DNS157.7.35.0/24 GMO Internet,inc. Network-Team.
PTR04.dnsv.jp
MXmail.ht-dc.jp ⭐
A202.51.11.170🇯🇵 CLARA-AS-AP202.51.8.0/21 CLARA, Inc.
PTRmcc-clr19.com
TXTv=spf1 ip4:202.51.11.170 ~all
SOA01.dnsv.jphostmaster@dnsv.jp serial=1738670305

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=1773558003

Subdomains

mail.ht-dc.jp

Same first word

ht-dc.com
ht-dc.jp

Similar names

cd-ht.com
cd-th.com

DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NS01.dnsv.jp02.dnsv.jp03.dnsv.jp04.dnsv.jpns.ht-dc.jpMXmail.ht-dc.jpA202.51.11.170153.122.23.221153.122.47.128
●NS01.dnsv.jp2026-02-26 → 2026-03-24 · 3 obs
○ 2017-05-18 16:11:22
● 2026-02-26 10:54:06
● 2026-03-24 03:09:26
●NS02.dnsv.jp2026-02-26 → 2026-03-24 · 3 obs
○ 2017-05-18 16:11:22
● 2026-02-26 10:54:06
● 2026-03-24 03:09:26
●NS03.dnsv.jp2026-02-26 → 2026-03-24 · 3 obs
○ 2017-05-18 16:11:22
● 2026-02-26 10:54:06
● 2026-03-24 03:09:26
●NS04.dnsv.jp2026-02-26 → 2026-03-24 · 3 obs
○ 2017-05-18 16:11:22
● 2026-02-26 10:54:06
● 2026-03-24 03:09:26
○NSns.ht-dc.jp2015-08-20 → 2017-05-18 · 4 obs
● 2015-08-20 06:32:56
● 2017-05-18 16:11:22
○ 2026-02-26 10:54:06
○ 2026-03-24 03:09:26
●MXmail.ht-dc.jp2015-08-20 → 2026-03-24 · 2 obs
● 2015-08-20 06:32:56
● 2026-03-24 03:09:26
○A153.122.23.2212017-05-18 → 2017-05-18 · 4 obs
○ 2017-01-30 06:13:50
● 2017-05-18 16:11:22
○ 2026-02-26 10:54:06
○ 2026-03-24 03:09:26
○A153.122.47.1282015-08-20 → 2017-01-30 · 4 obs
● 2015-08-20 06:32:56
● 2017-01-30 06:13:50
○ 2017-05-18 16:11:22
○ 2026-03-24 03:09:26
●A202.51.11.1702026-02-26 → 2026-03-24 · 3 obs
○ 2017-05-18 16:11:22
● 2026-02-26 10:54:06
● 2026-03-24 03:09:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
ht-dc.jp01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp7 records

✅ Authoritative Response

Server:157.7.32.53

NS records: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp, 04.dnsv.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ht-dc.jp (unsigned zone)

⏱️ Timing

Total: 1053ms | Queries: -

📄 Records

TypeCountSample Data
A1202.51.11.170
NS401.dnsv.jp, 02.dnsv.jp...
MX1mail.ht-dc.jp (pri: 100)
TXT1v=spf1 ip4:202.51.11.170 ~all
SOA101.dnsv.jp hostmaster.dnsv.jp

📌 Glue Records Collected

Total: 7

Out-of-bailiwick: 7 (01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp...)

Analysis

Hierarchy

ht-dc.jp is the parent of mail.ht-dc.jp.

IP Addresses

ht-dc.jp resolves to one IP number: 202.51.11.170.

other host names including mail.igarashi-seikei.jp, mail.iwasaki-dc.jp, saito-dm.com, iwasaki-dc.jp and mail.inoue-ganka.com share IP numbers with ht-dc.jp.

Name Servers

ht-dc.jp is delegated to four name servers: 01.dnsv.jp, 02.dnsv.jp, 03.dnsv.jp and 04.dnsv.jp.

ht-dc.jp at least partially shares name servers with other domains, for instance tel-gensoquiz.com, satella.net, jits-cloud.com, himakakankou-hotel.com and suzumen.com.

Host names with two IP numbers:

01.dnsv.jp points to 2400:8500:3300::53 and 157.7.32.53.

03.dnsv.jp points to 2400:8500:3000::53 and 157.7.34.53.

04.dnsv.jp points to 2400:8500:3fff::53 and 157.7.35.53.

Host names with one IP number:

02.dnsv.jp points to 157.7.33.53.

Mail Servers

ht-dc.jp is handled by a single mail server, mail.ht-dc.jp.

mail.ht-dc.jp resolves to IP 202.51.11.170.