usr.jp - dns.ninja

usr.jp

DNSSEC⚠️ Not signed
A133.242.205.43🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww12269uj.sakura.ne.jp
NSdns.usr.jp ⭐
NSdns.workship.jp ⚠️ Not in zone NS records
A160.16.147.173🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRtk2-409-45919.vs.sakura.ne.jp
NSdns2.workship.jp ⚠️ Not in zone NS records
A160.16.147.173🇯🇵 SAKURA-B160.16.128.0/17 (TOKYO) SAKURA Internet // EAST JAPAN BACKBONE Sakaisuji Honmachi Bldg. 9F 1-8-14 Minami-Honmachi, Chuo-ku Osaka 541-0054, Japan
PTRtk2-409-45919.vs.sakura.ne.jp
NSsv1.usr.jp ⚠️ Not in parent delegation
A210.188.220.78🇯🇵 SAKURA-C210.188.192.0/19 SAKURA-B (2/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
NSusr.jp ⚠️ Not in parent delegation
A133.242.205.43🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww12269uj.sakura.ne.jp
MXsv5.usr.jp ⭐
A133.242.205.43🇯🇵 SAKURA-A133.242.0.0/16 (1/ISHIKARI) SAKURA Internet // HOKKAIDO BACKBONE 1-8-14 Minami-Honmachi, Chuo-ku, Osaka 541-0054, Japan
PTRwww12269uj.sakura.ne.jp
MXsv6.usr.jp ⭐
A49.212.155.249🇯🇵 SAKURA-C49.212.0.0/16 (7/OSAKA) SAKURA Internet // WEST JAPAN BACKBONE 1-8-15 Kyutaro-cho, Chuo Osaka 541-0056, Japan
PTRwww11475uf.sakura.ne.jp
TXTv=spf1 +a:mail.usr.jp +a:mail.mgate.org +ip4:49.212.155.249 +ip4:133.242.205....
SOAdns.usr.jproot@dns.usr.jp 2024-06-24 #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=1780666202

NS for

usr.jp

Subdomains

sv6.usr.jp
www.usr.jp
sv5.usr.jp
dns.usr.jp
sv1.usr.jp

Same first word

usr.com
usr.so
usr.net
usr.me
usr.dk
usr.co
usr.de
usr.hr
usr.gg
usr.co.jp
usr.gr
usr.sk
usr.ac
usr.ir
usr.org
usr.us
usr.name
usr.ge
usr.pt
usr.com.ua
usr.fi
usr.lt
usr.cc
usr.kz
usr.co.za
usr.in.ua
usr.org.ar
usr.jp
usr.ru
usr.sicilia.it
usr.by
usr.io
usr.ch
usr.es
usr.edu.ye
usr.ca
usr.cloud
usr.co.il
usr.ws
usr.net.au
usr.cn
usr.cz
usr.ro
usr.be
usr.in
usr.it
usr.nl
usr.toscana.it
usr.pl

Similar names

sur.top
urs.lt
rus.miami
urs.com.au
sur.gr.jp
rus.life
rus.nu
sur.com.mx
rus.fm
sur.us
sru.ru
rus.by
rus.pet
sur.place
sur.az
urs.ua
rus.md
sru.pl
sur.co.nz
rsu.tv
urs.co.kr
rus.hu
sur.co
rus.me
rus.taxi
sur.fr
sur.com
rus.ltd
rus.de
rsu.gouv.ml
sur.co.uk
rsu.ru
sur.fm
rus.fi
rsu.ma
rus.lt
rus.support
rus.be
urs.mx
rus.ninja
sru.ac.th
rus.fishing
rus.wtf
sru.edu.in
rus.im
sur.com.pl
sru.by
rus.asia
rus.ee
rsu.de
sur.city
rus.ac
sur.restaurant
urs.pl
rsu.su
urs.co.za
rus.co.jp
rus.com.az
urs.vn
rus.kim
sur.or.kr
rus.coop
rus.hr
rsu.edu.ng
rsu.ac.th
rus.eco
urs.me
sru.at
urs.rs
sru.be
rus.digital
rus.beer
rus.co
rus.world
sur.me
rsu.it
sur.pl
rus.in.ua
rus.is
urs.cn
urs.edu.ph
rsu.gov.ua

DNS History

8 records (8 active, 0 former)

20162017201820192020202120222023202420252026NSdns.usr.jpdns.workship.jpdns2.workship.jpsv1.usr.jpusr.jpMXsv5.usr.jpsv6.usr.jpA133.242.205.43
●NSdns.usr.jp2015-08-10 → 2026-06-05 · 2 obs
● 2015-08-10 19:58:02
● 2026-06-05 13:45:20
●NSdns.workship.jp2026-03-01 → 2026-06-05 · 3 obs
○ 2015-08-10 19:58:02
● 2026-03-01 13:21:34
● 2026-06-05 13:45:20
●NSdns2.workship.jp2026-03-01 → 2026-06-05 · 3 obs
○ 2015-08-10 19:58:02
● 2026-03-01 13:21:34
● 2026-06-05 13:45:20
●NSsv1.usr.jp2015-08-10 → 2026-06-05 · 2 obs
● 2015-08-10 19:58:02
● 2026-06-05 13:45:20
●NSusr.jp2015-08-10 → 2026-06-05 · 2 obs
● 2015-08-10 19:58:02
● 2026-06-05 13:45:20
●MXsv5.usr.jp2015-08-10 → 2026-06-05 · 2 obs
● 2015-08-10 19:58:02
● 2026-06-05 13:45:20
●MXsv6.usr.jp2026-03-01 → 2026-06-05 · 3 obs
○ 2015-08-10 19:58:02
● 2026-03-01 13:21:34
● 2026-06-05 13:45:20
●A133.242.205.432015-08-10 → 2026-06-05 · 2 obs
● 2015-08-10 19:58:02
● 2026-06-05 13:45:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpg.dns.jp, h.dns.jp, a.dns.jp, e.dns.jp...-
usr.jpdns2.workship.jp, dns.workship.jp2 records

✅ Authoritative Response

Server:160.16.147.173

NS records: dns2.workship.jp, dns.workship.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usr.jp (unsigned zone)

⏱️ Timing

Total: 3800ms | Queries: -

📄 Records

TypeCountSample Data
A1133.242.205.43
NS2usr.jp, sv1.usr.jp
MX2sv5.usr.jp (pri: 10), sv6.usr.jp (pri: 10)
TXT1v=spf1 +a:mail.usr.jp +a:mail.mgate.org
SOA1dns.usr.jp root.dns.usr.jp

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns.workship.jp, dns2.workship.jp)

Analysis

Hierarchy

sv6.usr.jp, www.usr.jp, sv5.usr.jp, dns.usr.jp and sv1.usr.jp are all subdomains of usr.jp.

Name Server Role

usr.jp is listed as a name server for usr.jp — it is in-bailiwick, authoritative for its own domain.

dns.usr.jp, sv1.usr.jp and dns2.workship.jp are commonly used as name server together with usr.jp.

IP Addresses

usr.jp has exactly one IP address — 133.242.205.43.

www12269uj.sakura.ne.jp, sv2.e-it.jp, e-it.jp plus two other host names have IP numbers in common with usr.jp.

Name Servers

usr.jp is delegated to 5 name servers, usr.jp, dns.usr.jp, sv1.usr.jp and two other.

The name servers of usr.jp overlap at least partially with those of other domains — among them eorders.info, little-oasis.net, 4507.mobi and two more.

These name servers tend to appear together with the name servers dns.workship.jp, dns.eorders.info and dns.little-oasis.net, plus two others.

Each of usr.jp, sv1.usr.jp, dns2.workship.jp and dns.workship.jp has one IP address — usr.jp points to 133.242.205.43, sv1.usr.jp points to 210.188.220.78 and dns2.workship.jp and dns.workship.jp both point to 160.16.147.173.

dns2.workship.jp along with dns.workship.jp each resolve to 160.16.147.173 IP addresses.

Mail Servers

usr.jp uses two mail servers, sv5.usr.jp and sv6.usr.jp.

Both sv5.usr.jp and sv6.usr.jp have a single IP address each — sv5.usr.jp resolves to 133.242.205.43 while sv6.usr.jp resolves to 49.212.155.249.