authcode.jp - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status

authcode.jp

DNSSEC⚠️ Not signed
A120.136.14.44🇯🇵 XSERVER-AS120.136.12.0/22 XSERVER Inc.
PTRsv743.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
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
MXauthcode.jp
A120.136.14.44🇯🇵 XSERVER-AS120.136.12.0/22 XSERVER Inc.
PTRsv743.xserver.jp
TXTv=spf1 +a:sv743.xserver.jp +a:authcode.jp +mx include:spf.sender.xserver.jp ~all
SOAns1.xserver.jproot@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=1788021903

MX for

Same first word

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXauthcode.jpA120.136.14.44
NSns1.xserver.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
NSns2.xserver.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
NSns3.xserver.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
NSns4.xserver.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
NSns5.xserver.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
MXauthcode.jp2026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16
A120.136.14.442026-08-25 → 2026-08-29 · 2 obs
● 2026-08-25 11:42:56
● 2026-08-29 17:07:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
jpa.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...-
authcode.jpns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp...11 records

✅ Authoritative Response

Server:202.226.36.247

NS records: ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp, ns1.xserver.jp, ns2.xserver.jp

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for authcode.jp (unsigned zone)

⏱️ Timing

Total: 1123ms | Queries: -

📄 Records

TypeCountSample Data
A1120.136.14.44
NS5ns1.xserver.jp, ns3.xserver.jp...
MX1authcode.jp (pri: 0)
TXT1v=spf1 +a:sv743.xserver.jp +a:authcode.j
SOA1ns1.xserver.jp root.xserver.jp

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.xserver.jp, ns1.xserver.jp, ns1.xserver.jp...)

Analysis

Mail Server Role

The MX record for authcode.jp points back to authcode.jp — it is its own mail server.

IP Addresses

authcode.jp directs to one IP number, which is 120.136.14.44.

Among the host names that share IP numbers with authcode.jp are j-teck.net, sv743.xserver.jp, komagane-oz.com and two others.

Name Servers

The authoritative name servers for authcode.jp are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

At least some of authcode.jp's name servers are shared with other domains, for example usstocks-etf-nisa.com, autoslide.jp, yoshihara-gumi.co.jp and two more.

These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.

Hosts with three IP address records:

The hostname ns1.xserver.jp directs to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

The hostname ns4.xserver.jp directs to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

The hostname ns5.xserver.jp directs to 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Hosts that resolve to one IP address:

ns2.xserver.jp has the IP address 35.72.43.26.

ns3.xserver.jp has the IP address 202.226.36.247.

Mail Servers

The MX record for authcode.jp points to a single mail server: authcode.jp.

authcode.jp directs to just one IP number, 120.136.14.44.