programming-mondai.com - robtex.com

programming-mondai.com

DNSSEC⚠️ Not signed
A85.131.213.31🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16650.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
MXprogramming-mondai.com
A85.131.213.31🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16650.xserver.jp
TXTv=spf1 +a:sv16650.xserver.jp +a:programming-mondai.com +mx include:spf.sender...
TXTgoogle-site-verification=OW8Iurv71z3QWC3DnVYGHmuYmV8Uv4S_IcrB9wzwenA
SOAns1.xserver.jproot@xserver.jp serial=0

com

MX for

Same first word

DNS History

7 records (7 active, 0 former)

NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpMXprogramming-mondai.comA85.131.213.31
NSns1.xserver.jp2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
NSns2.xserver.jp2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
NSns3.xserver.jp2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
NSns4.xserver.jp2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
NSns5.xserver.jp2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
MXprogramming-mondai.com2026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44
A85.131.213.312026-04-14 → 2026-07-07 · 2 obs
● 2026-04-14 07:20:36
● 2026-07-07 14:45:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...-
programming-mondai.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:183.90.224.230

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for programming-mondai.com (unsigned zone)

⏱️ Timing

Total: 994ms | Queries: -

📄 Records

TypeCountSample Data
A185.131.213.31
NS5ns1.xserver.jp, ns4.xserver.jp...
MX1programming-mondai.com (pri: 0)
TXT2google-site-verification=OW8Iurv71z3QWC3, v=spf1 +a:sv16650.xserver.jp +a:programm
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

programming-mondai.com acts as its own mail server.

IP Addresses

programming-mondai.com points to a single IP number: 85.131.213.31.

Additional host names — mx.purenet.co.jp, www.ch(0x616e616c)eaf.com, hanasalon.jp and two others — share IP numbers with programming-mondai.com.

Name Servers

Delegation for programming-mondai.com is to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.

programming-mondai.com shares at least some of its name servers with other domains, including prokaigo.com, keishinsha.co.jp, tesio.co.jp and two others.

These name servers are frequently paired with the name servers ns4.xserver.jp and ns5.xserver.jp.

Host names with three IP numbers:

ns1.xserver.jp resolves to 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp resolves to 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp resolves to 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 35.72.43.26.

ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

programming-mondai.com has a single mail server: programming-mondai.com itself.

programming-mondai.com points to one IP number — 85.131.213.31.