internet-professor.com - robtex.com

internet-professor.com

DNSSEC⚠️ Not signed
A85.131.213.120🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16739.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
MXinternet-professor.com ⭐
A85.131.213.120🇯🇵 XSERVER-AS85.131.192.0/18 XSERVER Inc.
PTRsv16739.xserver.jp
TXTv=spf1 +a:sv16739.xserver.jp +a:internet-professor.com +mx include:spf.sender...
TXTgoogle-site-verification=gCErZxYIv7FRIdN06MsSo_VvmUFS8BE-ahjZOUFN9Vc
SOAns1.xserver.jproot@xserver.jp serial=0

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777283531

MX for

internet-professor.com

Same first word

internet-professor.de
internet-professor.com

Similar names

prosfores-internet.gr

DNS History

16 records (7 active, 9 former)

20162017201820192020202120222023202420252026NSns1.xserver.jpns2.xserver.jpns3.xserver.jpns4.xserver.jpns5.xserver.jpns13.domaincontrol.comns14.domaincontrol.comMXinternet-professor.commailstore1.secureserver.netsmtp.secureserver.netA85.131.213.120160.153.136.3183.181.83.139184.168.221.34198.71.232.350.63.202.37
●NSns1.xserver.jp2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
○NSns13.domaincontrol.com2015-06-08 → 2017-04-20 · 4 obs
● 2015-06-08 15:29:10
● 2017-04-20 15:28:56
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
○NSns14.domaincontrol.com2015-06-08 → 2017-04-20 · 4 obs
● 2015-06-08 15:29:10
● 2017-04-20 15:28:56
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
●NSns2.xserver.jp2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
●NSns3.xserver.jp2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
●NSns4.xserver.jp2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
●NSns5.xserver.jp2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
●MXinternet-professor.com2026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18
○MXmailstore1.secureserver.net2015-06-08 → 2017-04-20 · 4 obs
● 2015-06-08 15:29:10
● 2017-04-20 15:28:56
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
○MXsmtp.secureserver.net2015-06-08 → 2017-04-20 · 4 obs
● 2015-06-08 15:29:10
● 2017-04-20 15:28:56
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
○A160.153.136.32016-09-16 → 2016-09-16 · 4 obs
○ 2016-04-08 15:17:20
● 2016-09-16 03:13:00
○ 2017-04-20 15:28:56
○ 2026-04-27 10:08:18
○A183.181.83.1392026-04-26 → 2026-04-27 · 2 obs
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
○A184.168.221.342015-06-08 → 2016-01-18 · 4 obs
● 2015-06-08 15:29:10
● 2016-01-18 03:12:30
○ 2016-04-08 15:17:20
○ 2026-04-27 10:08:18
○A198.71.232.32016-04-08 → 2016-04-08 · 4 obs
○ 2016-01-18 03:12:30
● 2016-04-08 15:17:20
○ 2016-09-16 03:13:00
○ 2026-04-27 10:08:18
○A50.63.202.372017-04-20 → 2017-04-20 · 4 obs
○ 2016-09-16 03:13:00
● 2017-04-20 15:28:56
○ 2026-04-26 19:50:04
○ 2026-04-27 10:08:18
●A85.131.213.1202026-04-26 → 2026-04-27 · 3 obs
○ 2017-04-20 15:28:56
● 2026-04-26 19:50:04
● 2026-04-27 10:08:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
internet-professor.comns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp...-

✅ Authoritative Response

Server:202.226.36.170

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 internet-professor.com (unsigned zone)

⏱️ Timing

Total: 3429ms | Queries: -

📄 Records

TypeCountSample Data
A185.131.213.120
NS5ns2.xserver.jp, ns3.xserver.jp...
MX1internet-professor.com (pri: 0)
TXT2v=spf1 +a:sv16739.xserver.jp +a:internet, google-site-verification=gCErZxYIv7FRIdN
SOA1ns1.xserver.jp root.xserver.jp

Analysis

Mail Server Role

internet-professor.com serves as the mail server for internet-professor.com.

IP Addresses

internet-professor.com points to a single IP number: 85.131.213.120.

Other host names, for instance makoyan.com, smtp.nakano-t.jp, asaikanzume.com, a-f-b.jp and lunchdecoupon.jp share IP numbers with internet-professor.com.

Name Servers

internet-professor.com is delegated to five name servers: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp and ns5.xserver.jp.

internet-professor.com shares name servers with other domains at least partially, for instance redee.jp, advw.biz, i-maks.co.jp, m-it.co.jp and maruone.com.

Host names with three IP numbers:

ns1.xserver.jp points to: 202.226.36.164, 202.226.36.170 and 202.226.36.246.

ns4.xserver.jp points to: 183.90.224.226, 183.90.224.230 and 202.226.39.247.

ns5.xserver.jp points to: 157.112.182.218, 157.112.182.220 and 202.226.37.247.

Host names with one IP number:

ns2.xserver.jp points to: 35.72.43.26.

ns3.xserver.jp points to: 202.226.36.247.

Mail Servers

A single mail server handles internet-professor.com and internet-professor.com.

Host name internet-professor.com resolves to IP 85.131.213.120.