practmath.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

practmath.com

DNSSEC⚠️ Not signed
A183.181.98.96🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc.
PTRsv6095.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.
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
MXpractmath.com ⭐
A183.181.98.96🇯🇵 XSERVER-AS183.181.98.0/23 XSERVER Inc.
PTRsv6095.xserver.jp
TXTv=spf1 +a:sv6095.xserver.jp +a:practmath.com +mx include:spf.sender.xserver.j...
SOAns1.xserver.jproot@xserver.jp serial=0

com

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.jpMXpractmath.comA183.181.98.96
●NSns1.xserver.jp2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●NSns2.xserver.jp2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●NSns3.xserver.jp2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●NSns4.xserver.jp2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●NSns5.xserver.jp2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●MXpractmath.com2026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36
●A183.181.98.962026-10-05 → 2026-10-09 · 2 obs
● 2026-10-05 05:30:10
● 2026-10-09 13:29:36

🔍 DNS Trace

Analysis

Mail Server Role

practmath.com acts as its own mail server.

IP Addresses

practmath.com points to a single IP number: 183.181.98.96.

Additional host names — pppnm1096.chiba-ip.dti.ne.jp, matsu-spo.co.jp, rppm.jp and two others — share IP numbers with practmath.com.

Name Servers

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

practmath.com partially shares its NS delegation with several other domains, including bespeak.co.jp, khrknk.com, hiromitsuboi.com and two others.

These name servers are regularly seen alongside ns5.xserver.jp and ns4.xserver.jp as name servers.

Host names with three IP numbers:

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

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

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

Host names pointing to a single IP address:

The hostname ns2.xserver.jp resolves to 35.72.43.26.

The hostname ns3.xserver.jp resolves to 202.226.36.247.

Mail Servers

practmath.com has a single mail server: practmath.com itself.

practmath.com carries a single IP number, which is 183.181.98.96.