underscore.jp - dns.ninja

underscore.jp

DNSSEC⚠️ Not signed
A122.131.180.106🇯🇵 BIGLOBE122.130.0.0/15 CIDR BLOCK 22
PTRfl1-122-131-180-106.osk.mesh.ad.jp
NSns1.value-domain.com ⭐
A172.64.52.38🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.value-domain.com
A172.64.53.3🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
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
MXmail.hld.co.jp ⭐
A163.43.116.18🇯🇵 SAKURA-B163.43.0.0/16 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRcloud1.hld.co.jp
TXTv=spf1 redirect=_spf.hld.co.jp
SOAns1.value-domain.comhostmaster@underscore.jp 2026-04-20 #18

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=1783658703
WOT: SAFE (61/100)

Same first word

underscore.co.uk
underscore.media
underscore.it
underscore.company
underscore.uy
underscore.solutions
underscore.be
underscore.world
underscore.sm
underscore.ventures
underscore.se
underscore.network
underscore.guru
underscore.tv
underscore.com
underscore.de
underscore.com.au
underscore.pro
underscore.es
underscore.design
underscore.at
underscore.news
underscore.org
underscore.net
underscore.us
underscore.me
underscore.co.in
underscore.jp
underscore.co
underscore.nyc
underscore.space
underscore.fm
underscore.biz
underscore.eu
underscore.computer
underscore.io
underscore.vc
underscore.co.jp

Similar names

nerdsource.org
coursenerd.com
nerdsource.com
eunrecords.com
educorners.com
snorecured.com
sourcenerd.com
nerdsource.net
usedcorner.com
cursoenred.com
nordsecure.com
usedcorner.info
coursender.com
nursecoder.com
securdrone.com
nordsecure.de
neurecords.com

DNS History

17 records (5 active, 12 former)

20162017201820192020202120222023202420252026NSns1.value-domain.comns2.value-domain.comns3.value-domain.comMXmail.hld.co.jpalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA122.131.180.106111.216.9.83115.162.254.105118.237.17.20182.169.87.249202.239.226.50
●NSns1.value-domain.com2015-06-17 → 2026-07-10 · 2 obs
● 2015-06-17 18:35:38
● 2026-07-10 05:16:18
●NSns2.value-domain.com2015-06-17 → 2026-07-10 · 2 obs
● 2015-06-17 18:35:38
● 2026-07-10 05:16:18
●NSns3.value-domain.com2026-03-06 → 2026-07-10 · 3 obs
○ 2015-06-17 18:35:38
● 2026-03-06 11:29:36
● 2026-07-10 05:16:18
○MXalt1.aspmx.l.google.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXalt2.aspmx.l.google.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXaspmx.l.google.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXaspmx2.googlemail.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXaspmx3.googlemail.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXaspmx4.googlemail.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
○MXaspmx5.googlemail.com2015-06-17 → 2017-06-20 · 4 obs
● 2015-06-17 18:35:38
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
●MXmail.hld.co.jp2026-03-06 → 2026-07-10 · 3 obs
○ 2017-06-20 17:24:18
● 2026-03-06 11:29:36
● 2026-07-10 05:16:18
○A111.216.9.832016-02-12 → 2016-02-12 · 4 obs
○ 2015-10-28 15:04:46
● 2016-02-12 16:50:26
○ 2016-06-25 00:44:12
○ 2026-07-10 05:16:18
○A115.162.254.1052015-10-28 → 2015-10-28 · 4 obs
○ 2015-06-17 18:35:38
● 2015-10-28 15:04:46
○ 2016-02-12 16:50:26
○ 2026-07-10 05:16:18
○A118.237.17.202017-06-20 → 2017-06-20 · 4 obs
○ 2016-06-25 00:44:12
● 2017-06-20 17:24:18
○ 2026-03-06 11:29:36
○ 2026-07-10 05:16:18
●A122.131.180.1062026-03-06 → 2026-07-10 · 3 obs
○ 2017-06-20 17:24:18
● 2026-03-06 11:29:36
● 2026-07-10 05:16:18
○A182.169.87.2492016-06-25 → 2016-06-25 · 4 obs
○ 2016-02-12 16:50:26
● 2016-06-25 00:44:12
○ 2017-06-20 17:24:18
○ 2026-07-10 05:16:18
○A202.239.226.502015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 18:35:38
○ 2015-10-28 15:04:46
○ 2026-07-10 05:16:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
underscore.jpns1.value-domain.com, ns2.value-domain.com, ns3.value-domain.com-

✅ Authoritative Response

Server:172.64.52.38

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for underscore.jp (unsigned zone)

⏱️ Timing

Total: 1083ms | Queries: -

📄 Records

TypeCountSample Data
A1122.131.180.106
NS2ns1.value-domain.com, ns2.value-domain.com
MX1mail.hld.co.jp (pri: 10)
TXT1v=spf1 redirect=_spf.hld.co.jp
SOA1ns1.value-domain.com hostmaster.undersco

Analysis

IP Addresses

underscore.jp resolves to one IP address: 122.131.180.106.

Other host names share IP numbers with underscore.jp; fl1-122-131-180-106.osk.mesh.ad.jp is one such example.

Name Servers

Three name servers are authoritative for underscore.jp: ns1.value-domain.com, ns2.value-domain.com and ns3.value-domain.com.

underscore.jp has at least partial name server overlap with other domains, such as ad6.jp, uexcars.com, elephancube.jp and two others.

It is common to find these name servers alongside the name servers ns4.value-domain.com, ns5.value-domain.com, ns11.value-domain.com and two others.

Three hostnames, each with one IP address: ns1.value-domain.com points to 172.64.52.38, ns2.value-domain.com points to 172.64.53.3 and ns3.value-domain.com points to 172.64.52.38. Note that ns1.value-domain.com and ns3.value-domain.com share the same IP.

These two host names — ns1.value-domain.com and ns3.value-domain.com — each point to 172.64.52.38 IP addresses.

Mail Servers

Mail for underscore.jp is handled by a single mail server, mail.hld.co.jp.

underscore.jp uses the same mail servers as other domains — for example hld.co.jp, bdlp.jp and breakt.net.

There is one IP number for mail.hld.co.jp: 163.43.116.18.