sef-online.de - robtex.com

sef-online.de

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::2a3🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-02a3.elastic-ssl.ui-r.com
A217.160.0.242🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSwebde.ui-dns.biz ⭐
A2001:8d8:fe:53::81:238🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRwebde.ui-dns.biz
A217.160.81.238🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRwebde.ui-dns.biz
NSwebde.ui-dns.com
A2607:f1c0:fe:53::34:238🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRwebde.ui-dns.com
A185.132.34.238🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRwebde.ui-dns.com
NSwebde.ui-dns.de
A2001:8d8:fe:53::80:238🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRwebde.ui-dns.de
A217.160.80.238🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRwebde.ui-dns.de
NSwebde.ui-dns.org
A2607:f1c0:fe:53::35:238🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRwebde.ui-dns.org
A185.132.35.238🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRwebde.ui-dns.org
MXdhmx01.web.de ⭐
A212.227.15.17🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx-ha03.web.de
MXdhmx02.web.de(150)
A212.227.17.8🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx-ha02.web.de
TXTv=spf1 redirect=_spf.web.de
SOAwebde.ui-dns.bizhostmaster@web.de 2011-05-28 #8

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=1775370850

Same first word

sef-online.de

Similar names

fes-online.de
esf-online.eu
selen-info.de
onsen-life.com
esf-online.de
fse-online.co.uk
esf-online.com
efs-online.com
fes-online.com
efs-online.org

DNS History

15 records (8 active, 7 former)

20162017201820192020202120222023202420252026NSwebde.ui-dns.bizwebde.ui-dns.comwebde.ui-dns.dewebde.ui-dns.orgns1024.ui-dns.bizns1024.ui-dns.comns1024.ui-dns.dens1024.ui-dns.orgns53.web.dens54.web.deMXdhmx01.web.dedhmx02.web.deA2001:8d8:100f:f000::2a3217.160.0.24287.106.158.116
○NSns1024.ui-dns.biz2019-04-03 → 2019-04-03 · 4 obs
○ 2017-02-13 18:27:08
● 2019-04-03 17:46:30
○ 2026-04-05 06:50:04
○ 2026-04-05 06:50:06
○NSns1024.ui-dns.com2019-04-03 → 2019-04-03 · 4 obs
○ 2017-02-13 18:27:08
● 2019-04-03 17:46:30
○ 2026-04-05 06:50:04
○ 2026-04-05 06:50:06
○NSns1024.ui-dns.de2019-04-03 → 2019-04-03 · 4 obs
○ 2017-02-13 18:27:08
● 2019-04-03 17:46:30
○ 2026-04-05 06:50:04
○ 2026-04-05 06:50:06
○NSns1024.ui-dns.org2019-04-03 → 2019-04-03 · 4 obs
○ 2017-02-13 18:27:08
● 2019-04-03 17:46:30
○ 2026-04-05 06:50:04
○ 2026-04-05 06:50:06
○NSns53.web.de2015-07-19 → 2017-02-13 · 4 obs
● 2015-07-19 09:08:26
● 2017-02-13 18:27:08
○ 2019-04-03 17:46:30
○ 2026-04-05 06:50:06
○NSns54.web.de2015-07-19 → 2017-02-13 · 4 obs
● 2015-07-19 09:08:26
● 2017-02-13 18:27:08
○ 2019-04-03 17:46:30
○ 2026-04-05 06:50:06
●NSwebde.ui-dns.biz2026-04-05 → 2026-04-05 · 3 obs
○ 2019-04-03 17:46:30
● 2026-04-05 06:50:04
● 2026-04-05 06:50:06
●NSwebde.ui-dns.com2026-04-05 → 2026-04-05 · 3 obs
○ 2019-04-03 17:46:30
● 2026-04-05 06:50:04
● 2026-04-05 06:50:06
●NSwebde.ui-dns.de2026-04-05 → 2026-04-05 · 3 obs
○ 2019-04-03 17:46:30
● 2026-04-05 06:50:04
● 2026-04-05 06:50:06
●NSwebde.ui-dns.org2026-04-05 → 2026-04-05 · 3 obs
○ 2019-04-03 17:46:30
● 2026-04-05 06:50:04
● 2026-04-05 06:50:06
●MXdhmx01.web.de2015-07-19 → 2026-04-05 · 2 obs
● 2015-07-19 09:08:26
● 2026-04-05 06:50:06
●MXdhmx02.web.de2015-07-19 → 2026-04-05 · 2 obs
● 2015-07-19 09:08:26
● 2026-04-05 06:50:06
●A2001:8d8:100f:f000::2a32026-04-05 → 2026-04-05 · 3 obs
○ 2019-04-03 17:46:30
● 2026-04-05 06:50:04
● 2026-04-05 06:50:06
●A217.160.0.2422019-04-03 → 2026-04-05 · 3 obs
○ 2017-02-13 18:27:08
● 2019-04-03 17:46:30
● 2026-04-05 06:50:06
○A87.106.158.1162015-07-19 → 2017-02-13 · 4 obs
● 2015-07-19 09:08:26
● 2017-02-13 18:27:08
○ 2019-04-03 17:46:30
○ 2026-04-05 06:50:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
sef-online.dewebde.ui-dns.biz, webde.ui-dns.de, webde.ui-dns.org, webde.ui-dns.com-

✅ Authoritative Response

Server:185.132.34.238

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sef-online.de (unsigned zone)

⏱️ Timing

Total: 720ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.242
AAAA12001:8d8:100f:f000::2a3
NS4webde.ui-dns.de, webde.ui-dns.org...
MX2dhmx02.web.de (pri: 150), dhmx01.web.de (pri: 100)
TXT1v=spf1 redirect=_spf.web.de
SOA1webde.ui-dns.biz hostmaster.web.de

Analysis

IP Addresses

sef-online.de points to two IP numbers: 2001:8d8:100f:f000::2a3 and 217.160.0.242.

Other host names, for instance lektorei.de, nishant-labs.com, etr-ps.de, komdatgroup.com and juliusblank.de share IP numbers with sef-online.de.

Name Servers

sef-online.de is delegated to four name servers: webde.ui-dns.biz, webde.ui-dns.com, webde.ui-dns.de and webde.ui-dns.org.

sef-online.de at least partially shares name servers with other domains, for instance axelalbrecht.de, k(0x616e616c)fernsehen-k(0x616e616c)fernseh.de, heartcover.de, goldabo.de and el-dorado-casino.de.

Host names with two IP numbers:

webde.ui-dns.biz points to: 2001:8d8:fe:53::81:238 and 217.160.81.238.

webde.ui-dns.com points to: 2607:f1c0:fe:53::34:238 and 185.132.34.238.

webde.ui-dns.de points to: 2001:8d8:fe:53::80:238 and 217.160.80.238.

webde.ui-dns.org points to: 2607:f1c0:fe:53::35:238 and 185.132.35.238.

Mail Servers

sef-online.de is handled by two mail servers: dhmx01.web.de and dhmx02.web.de.

sef-online.de uses the same mail server configuration as other domains, such as hccs.de, intellitechbg.com, robertegger.de, mac-helpdesk.de and mygreex.net.

Host names with one IP number: dhmx01.web.de points to 212.227.15.17; dhmx02.web.de points to 212.227.17.8.