52web.jp - dns.ninja

52web.jp

DNSSEC⚠️ Not signed
A120.136.10.72🇯🇵 XSERVER-AS120.136.8.0/22 XSERVER Inc.
PTRsv571.xserver.jp
NSns1.xserver.jp
A202.226.36.164🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.170🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
A202.226.36.246🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns1.xserver.jp
NSns2.xserver.jp
A35.72.43.26🇯🇵 Amazon35.72.0.0/13 EC2 NRT prefix
PTRns2.xserver.jp
NSns3.xserver.jp
A202.226.36.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns3.xserver.jp
NSns4.xserver.jp
A183.90.224.226🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A183.90.224.230🇯🇵 XSERVER-AS183.90.224.0/20 XSERVER Inc.
A202.226.39.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns4.xserver.jp
NSns5.xserver.jp ⚠️ Not in parent delegation
A157.112.182.218🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A157.112.182.220🇯🇵 XSERVER-AS157.112.176.0/21 XSERVER Inc.
A202.226.37.247🇯🇵 XSERVER-AS202.226.36.0/22 XSERVER Inc.
PTRns5.xserver.jp
MX52web.jp
A120.136.10.72🇯🇵 XSERVER-AS120.136.8.0/22 XSERVER Inc.
PTRsv571.xserver.jp
TXTv=spf1 +a:sv571.xserver.jp +a:52web.jp +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@sv0.xserver.jp serial=0

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=1784412903

MX for

Same first word

Similar names

DNS History

7 records (7 active, 0 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMX52web.jpA120.136.10.72
NSns1.xserver.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
NSns2.xserver.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
NSns3.xserver.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
NSns4.xserver.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
NSns5.xserver.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
MX52web.jp2015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26
A120.136.10.722015-06-21 → 2026-07-18 · 2 obs
● 2015-06-21 20:23:00
● 2026-07-18 22:22:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, d.dns.jp, c.dns.jp, h.dns.jp...-
52web.jpns4.xserver.jp, ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp8 records

✅ Authoritative Response

Server:183.90.224.230

NS records: ns4.xserver.jp, ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 52web.jp (unsigned zone)

⏱️ Timing

Total: 773ms | Queries: -

📄 Records

TypeCountSample Data
A1120.136.10.72
NS5ns3.xserver.jp, ns1.xserver.jp...
MX152web.jp (pri: 0)
TXT1v=spf1 +a:sv571.xserver.jp +a:52web.jp +
SOA1ns1.xserver.jp root.sv0.xserver.jp

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

52web.jp acts as its own mail server.

IP Addresses

52web.jp points to a single IP number: 120.136.10.72.

Additional host names — sv571.xserver.jp, yunogami.net, dr-programming.com and two others — share IP numbers with 52web.jp.

Name Servers

Delegation for 52web.jp is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

There is at least partial name server overlap between 52web.jp and other domains — toro-blog.com, sonare.co.jp, kyrie-7.com and two more among them.

These name servers frequently co-occur with the name servers ns4.xserver.jp and ns5.xserver.jp.

Host names with three IP numbers:

ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names pointing to a single IP address:

ns2.xserver.jp resolves to the IP address 35.72.43.26.

ns3.xserver.jp resolves to the IP address 202.226.36.247.

Mail Servers

52web.jp has a single mail server: 52web.jp itself.

52web.jp resolves to 120.136.10.72 and no other IP number.