istent.de - dns.ninja

istent.de

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.92🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns-de.1and1-dns.de ⭐
A2607:f1c0:fe:53:185:132:32:1🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-de.1and1-dns.de
A185.132.32.1🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-de.1and1-dns.de
NSns-de.1and1-dns.biz
A2607:f1c0:fe:53:185:132:33:1🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-de.1and1-dns.biz
A185.132.33.1🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-de.1and1-dns.biz
NSns-de.1and1-dns.com
A2607:f1c0:fe:53:185:132:34:1🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-de.1and1-dns.com
A185.132.34.1🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-de.1and1-dns.com
NSns-de.1and1-dns.org
A2607:f1c0:fe:53:185:132:35:1🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-de.1and1-dns.org
A185.132.35.1🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-de.1and1-dns.org
MXmx00.kundenserver.de ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
A212.227.15.171🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.kundenserver.de ⭐
A212.227.15.188🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx01.kundenserver.de
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 ip4:217.160.0.92 ip4:81.169.182.218 -all
SOAns-de.1and1-dns.dehostmaster@kundenserver.de 2016-06-09 #12

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=1785333478

Same first word

istent.de
istent.co.kr

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tesint.com
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stinet.co.uk

DNS History

15 records (8 active, 7 former)

20162017201820192020202120222023202420252026NSns-de.1and1-dns.bizns-de.1and1-dns.comns-de.1and1-dns.dens-de.1and1-dns.orgns1.instradns.comns2.instradns.comns3.instradns.comMXmx00.kundenserver.demx01.kundenserver.demail.istent.deA2001:8d8:100f:f000::200217.160.0.92184.95.38.2002001:8d8:1001:6082:1443:c91f:8fb3:e800212.227.247.59
●NSns-de.1and1-dns.biz2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
●NSns-de.1and1-dns.com2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
●NSns-de.1and1-dns.de2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
●NSns-de.1and1-dns.org2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
○NSns1.instradns.com2015-07-23 → 2016-03-04 · 4 obs
● 2015-07-23 19:22:34
● 2016-03-04 11:58:04
○ 2016-09-10 04:06:54
○ 2026-07-29 14:47:36
○NSns2.instradns.com2015-07-23 → 2016-03-04 · 4 obs
● 2015-07-23 19:22:34
● 2016-03-04 11:58:04
○ 2016-09-10 04:06:54
○ 2026-07-29 14:47:36
○NSns3.instradns.com2015-07-23 → 2016-03-04 · 4 obs
● 2015-07-23 19:22:34
● 2016-03-04 11:58:04
○ 2016-09-10 04:06:54
○ 2026-07-29 14:47:36
○MXmail.istent.de2015-07-23 → 2016-03-04 · 4 obs
● 2015-07-23 19:22:34
● 2016-03-04 11:58:04
○ 2016-09-10 04:06:54
○ 2026-07-29 14:47:36
●MXmx00.kundenserver.de2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
●MXmx01.kundenserver.de2016-09-10 → 2026-07-29 · 3 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2026-07-29 14:47:36
○A184.95.38.2002015-07-23 → 2016-03-04 · 4 obs
● 2015-07-23 19:22:34
● 2016-03-04 11:58:04
○ 2016-09-10 04:06:54
○ 2026-07-29 14:47:36
○A2001:8d8:1001:6082:1443:c91f:8fb3:e8002016-09-10 → 2017-05-13 · 5 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2017-05-13 06:38:54
○ 2026-02-28 18:51:24
○ 2026-07-29 14:47:36
●A2001:8d8:100f:f000::2002026-02-28 → 2026-07-29 · 3 obs
○ 2017-05-13 06:38:54
● 2026-02-28 18:51:24
● 2026-07-29 14:47:36
○A212.227.247.592016-09-10 → 2017-05-13 · 5 obs
○ 2016-03-04 11:58:04
● 2016-09-10 04:06:54
● 2017-05-13 06:38:54
○ 2026-02-28 18:51:24
○ 2026-07-29 14:47:36
●A217.160.0.922026-02-28 → 2026-07-29 · 3 obs
○ 2017-05-13 06:38:54
● 2026-02-28 18:51:24
● 2026-07-29 14:47:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, z.nic.de, f.nic.de-
istent.dens-de.1and1-dns.biz, ns-de.1and1-dns.org, ns-de.1and1-dns.de, ns-de.1and1-dns.com-

✅ Authoritative Response

Server:185.132.34.1

NS records: ns-de.1and1-dns.biz, ns-de.1and1-dns.org, ns-de.1and1-dns.de, ns-de.1and1-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for istent.de (unsigned zone)

⏱️ Timing

Total: 742ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.92
AAAA12001:8d8:100f:f000::200
NS4ns-de.1and1-dns.de, ns-de.1and1-dns.org...
MX2mx00.kundenserver.de (pri: 10), mx01.kundenserver.de (pri: 10)
TXT1v=spf1 ip4:217.160.0.92 ip4:81.169.182.2
SOA1ns-de.1and1-dns.de hostmaster.kundenserv

Analysis

IP Addresses

istent.de resolves to the IP addresses 217.160.0.92 and 2001:8d8:100f:f000::200

Additional host names — saveourpatents.com, www.fortunyrestaurantclub.com, delta-immotec.com and two others — share IP numbers with istent.de.

Name Servers

istent.de has four authoritative name servers: ns-de.1and1-dns.biz, ns-de.1and1-dns.com, ns-de.1and1-dns.de and ns-de.1and1-dns.org.

istent.de partially shares its NS delegation with several other domains, including bevitas.de, meplan.com, mennek.es and two others.

These name servers often co-occur with the name servers ns1034.ui-dns.biz.

ns-de.1and1-dns.biz, ns-de.1and1-dns.com, ns-de.1and1-dns.de and ns-de.1and1-dns.org each carry two IP addresses. ns-de.1and1-dns.biz has 185.132.33.1 and 2607:f1c0:fe:53:185:132:33:1; ns-de.1and1-dns.com has 185.132.34.1 and 2607:f1c0:fe:53:185:132:34:1; ns-de.1and1-dns.de has 185.132.32.1 and 2607:f1c0:fe:53:185:132:32:1; ns-de.1and1-dns.org has 185.132.35.1 and 2607:f1c0:fe:53:185:132:35:1.

Mail Servers

istent.de has two mail servers: mx00.kundenserver.de and mx01.kundenserver.de.

istent.de shares the same mail server setup as other domains, including ib-baier.de, it-startup.de, kaauh.net and two others.

istent.de shares mail servers — at least in part — with other domains, including mailgate.suffel-debuhr.de, elektroreinhardt.de, mha-eu.de and two others.

mx00.kundenserver.de and mx01.kundenserver.de both carry two IP addresses. The A records for mx00.kundenserver.de are 212.227.15.41 and 212.227.15.171; the A records for mx01.kundenserver.de are 212.227.15.188 and 217.72.192.67.