isais.de - robtex.com

isais.de

DNSSEC⚠️ Not signed
A81.88.36.59🇩🇪 CLOUDPIT81.88.32.0/20
PTRhost159.alfahosting-server.de
NScns1.alfahosting.info ⭐
A2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32
PTRcns1.cloudpit.de
A109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20
PTRcns1.cloudpit.de
NScns2.alfahosting.info
A2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRcns2.cloudpit.com
A148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2
PTRcns2.cloudpit.com
NScns3.alfahosting.info
A2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48
PTRcns3.cloudpit.io
A109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20
PTRcns3.cloudpit.io
MXisais-de.mail.protection.outlook.com ⭐
A2a01:111:f403:ca27::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-beup281cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca2d::🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A2a01:111:f403:ca2d::1🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A2a01:111:f403:ca2d::2🇩🇪 Microsoft2a01:111:f000::/36
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
A52.101.168.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-beup281cu00100.inbound.protection.outlook.com
A52.101.170.0🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr5p281cu00500.inbound.protection.outlook.com
A52.101.170.1🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr4p281cu03101.inbound.protection.outlook.com
A52.101.170.2🇩🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-fr6p281cu00202.inbound.protection.outlook.com
TXTMS=ms41610567
TXTv=spf1 include:outlook.com ~all
SOAcns1.alfahosting.infohostmaster@alfahosting@de 2026-06-20 #2

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1784152596

Same first word

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isais.de
isais.com

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DNS History

14 records (5 active, 9 former)

20162017201820192020202120222023202420252026NScns1.alfahosting.infocns2.alfahosting.infocns3.alfahosting.infons1.masterlogin.dens2.masterlogin.dens3.masterlogin.deMXisais-de.mail.protection.outlook.commx01.masterlogin.demx02.masterlogin.demx03.masterlogin.demxbackup.masterlogin.deA81.88.36.59134.0.30.2062a03:2900:7::15
●NScns1.alfahosting.info2026-06-26 → 2026-07-15 · 3 obs
○ 2017-04-03 13:15:04
● 2026-06-26 23:45:04
● 2026-07-15 22:06:18
●NScns2.alfahosting.info2026-06-26 → 2026-07-15 · 3 obs
○ 2017-04-03 13:15:04
● 2026-06-26 23:45:04
● 2026-07-15 22:06:18
●NScns3.alfahosting.info2026-06-26 → 2026-07-15 · 3 obs
○ 2017-04-03 13:15:04
● 2026-06-26 23:45:04
● 2026-07-15 22:06:18
○NSns1.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○NSns2.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○NSns3.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
●MXisais-de.mail.protection.outlook.com2026-06-26 → 2026-07-15 · 3 obs
○ 2017-04-03 13:15:04
● 2026-06-26 23:45:04
● 2026-07-15 22:06:18
○MXmx01.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○MXmx02.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○MXmx03.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○MXmxbackup.masterlogin.de2015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○A134.0.30.2062015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
○A2a03:2900:7::152015-08-21 → 2017-04-03 · 4 obs
● 2015-08-21 01:19:12
● 2017-04-03 13:15:04
○ 2026-06-26 23:45:04
○ 2026-07-15 22:06:18
●A81.88.36.592026-06-26 → 2026-07-15 · 3 obs
○ 2017-04-03 13:15:04
● 2026-06-26 23:45:04
● 2026-07-15 22:06:18

🔍 DNS Trace

Analysis

IP Addresses

isais.de has exactly one IP address — 81.88.36.59.

www.afro-collection.de, afro-collection.de, matthiasbitzer.net plus two other host names have IP numbers in common with isais.de.

Name Servers

isais.de is served by three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.

isais.de has at least partial name server overlap with other domains, such as fan-it.de, scinovis.com, hteichmann.de and two others.

It is common to see these name servers used together with name servers ns1.bdm.microsoftonline.com and ns2.bdm.microsoftonline.com.

The hostnames cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info each direct to two IP addresses — cns1.alfahosting.info to 109.237.142.8 and 2a01:64c0:0:5000::8, cns2.alfahosting.info to 148.251.254.105 and 2a01:4f8:2b02:a88::105, and cns3.alfahosting.info to 109.237.143.8 and 2a02:2b80:101:5000::8.

Mail Servers

isais.de uses one mail server — isais-de.mail.protection.outlook.com.

isais-de.mail.protection.outlook.com has 8 IP addresses: 52.101.168.0, 52.101.170.0, 52.101.170.1 plus 5 more.