jenstec.de - robtex.com

jenstec.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
A217.160.0.239🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSaccess.ui-dns.biz ⭐
A2001:8d8:fe:53::81:237🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRaccess.ui-dns.biz
A217.160.81.237🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRaccess.ui-dns.biz
NSaccess.ui-dns.com
A2607:f1c0:fe:53::34:237🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRaccess.ui-dns.com
A185.132.34.237🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRaccess.ui-dns.com
NSaccess.ui-dns.de
A2001:8d8:fe:53::80:237🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRaccess.ui-dns.de
A217.160.80.237🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRaccess.ui-dns.de
NSaccess.ui-dns.org
A2607:f1c0:fe:53::35:237🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRaccess.ui-dns.org
A185.132.35.237🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRaccess.ui-dns.org
MXmx00.schlund.de ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.schlund.de ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 a:mout.kundenserver.de ~all
SOAaccess.ui-dns.bizhostmaster@schlund.de 2016-04-18 #4

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=1773553752

Same first word

jenstec.de

Similar names

jsentec.com
centjes.net

DNS History

16 records (8 active, 8 former)

20162017201820192020202120222023202420252026NSaccess.ui-dns.bizaccess.ui-dns.comaccess.ui-dns.deaccess.ui-dns.orgns1084.ui-dns.bizns1084.ui-dns.comns1084.ui-dns.dens1084.ui-dns.orgns11.schlund.dens12.schlund.deMXmx00.schlund.demx01.schlund.deA2001:8d8:100f:f000::200217.160.0.239217.160.231.8282.165.68.216
●NSaccess.ui-dns.biz2026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
●NSaccess.ui-dns.com2026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
●NSaccess.ui-dns.de2026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
●NSaccess.ui-dns.org2026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
○NSns1084.ui-dns.biz2020-02-15 → 2020-02-15 · 3 obs
○ 2017-03-28 02:25:14
● 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○NSns1084.ui-dns.com2020-02-15 → 2020-02-15 · 3 obs
○ 2017-03-28 02:25:14
● 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○NSns1084.ui-dns.de2020-02-15 → 2020-02-15 · 3 obs
○ 2017-03-28 02:25:14
● 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○NSns1084.ui-dns.org2020-02-15 → 2020-02-15 · 3 obs
○ 2017-03-28 02:25:14
● 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○NSns11.schlund.de2015-07-07 → 2017-03-28 · 4 obs
● 2015-07-07 23:47:54
● 2017-03-28 02:25:14
○ 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○NSns12.schlund.de2015-07-07 → 2017-03-28 · 4 obs
● 2015-07-07 23:47:54
● 2017-03-28 02:25:14
○ 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
●MXmx00.schlund.de2015-07-07 → 2026-03-23 · 2 obs
● 2015-07-07 23:47:54
● 2026-03-23 21:07:00
●MXmx01.schlund.de2015-07-07 → 2026-03-23 · 2 obs
● 2015-07-07 23:47:54
● 2026-03-23 21:07:00
●A2001:8d8:100f:f000::2002026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
●A217.160.0.2392026-03-23 → 2026-03-23 · 2 obs
○ 2020-02-15 12:43:22
● 2026-03-23 21:07:00
○A217.160.231.822016-07-20 → 2020-02-15 · 4 obs
○ 2016-02-03 06:46:20
● 2016-07-20 08:15:56
● 2020-02-15 12:43:22
○ 2026-03-23 21:07:00
○A82.165.68.2162015-07-07 → 2016-02-03 · 4 obs
● 2015-07-07 23:47:54
● 2016-02-03 06:46:20
○ 2016-07-20 08:15:56
○ 2026-03-23 21:07:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dez.nic.de, a.nic.de, f.nic.de-
jenstec.deaccess.ui-dns.de, access.ui-dns.com, access.ui-dns.biz, access.ui-dns.org-

✅ Authoritative Response

Server:217.160.81.237

NS records: access.ui-dns.de, access.ui-dns.com, access.ui-dns.biz, access.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jenstec.de (unsigned zone)

⏱️ Timing

Total: 1132ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.239
AAAA12001:8d8:100f:f000::200
NS4access.ui-dns.biz, access.ui-dns.de...
MX2mx00.schlund.de (pri: 10), mx01.schlund.de (pri: 10)
TXT1v=spf1 a:mout.kundenserver.de ~all
SOA1access.ui-dns.biz hostmaster.schlund.de

Analysis

IP Addresses

jenstec.de points to two IPs: 2001:8d8:100f:f000::200 and 217.160.0.239.

Other host names, for instance arch-team.com, smadvo.de, waro-msr.info, tanjapol.de and dicastri.fr share IP numbers with jenstec.de.

Name Servers

jenstec.de is delegated to four name servers: access.ui-dns.biz, access.ui-dns.com, access.ui-dns.de and access.ui-dns.org.

jenstec.de at least partially shares name servers with other domains such as wippich.de, shepxtno.de, trollstube.de, neuro-com.de and peterpfeiffer.de.

Host names with two IP numbers:

access.ui-dns.biz points to 2001:8d8:fe:53::81:237 and 217.160.81.237

access.ui-dns.com points to 2607:f1c0:fe:53::34:237 and 185.132.34.237

access.ui-dns.de points to 2001:8d8:fe:53::80:237 and 217.160.80.237

access.ui-dns.org points to 2607:f1c0:fe:53::35:237 and 185.132.35.237

Mail Servers

Two mail servers handle jenstec.de: mx00.schlund.de and mx01.schlund.de.

jenstec.de shares the same mail server setup as other domains, including newskurier.de, pedist.de, berlinbase.de, honz.de and s18710417.onlinehome-server.info.

jenstec.de shares mail servers with other domains at least in part, for instance s22942136.onlinehome-server.info, s21531981.onlinehome-server.info, gerakan-aceh-merdeka.net, s15363831.onlinehome-server.info and s24618228.onlinehome-server.info.

Host names with a single IP address:

mx00.schlund.de points to 212.227.15.41

mx01.schlund.de points to 217.72.192.67