sefcom.de - dns.ninja

sefcom.de

DNSSEC⚠️ Not signed
A217.160.0.49🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
PTR217-160-0-49.elastic-ssl.ui-r.com
NSns1037.ui-dns.com
A2001:8d8:fe:53:0:d9a0:5225:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1037.ui-dns.com
A217.160.82.37🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1037.ui-dns.com
NSns1037.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5125:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1037.ui-dns.biz
A217.160.81.37🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1037.ui-dns.biz
NSns1037.ui-dns.de
A2001:8d8:fe:53:0:d9a0:5025:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1037.ui-dns.de
A217.160.80.37🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1037.ui-dns.de
NSns1037.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5325:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1037.ui-dns.org
A217.160.83.37🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1037.ui-dns.org
MXmx00.ionos.de
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.de
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kunden...
SOAns1037.ui-dns.comhostmaster@1und1.de 2016-04-29 #11

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=1783156178

Same first word

Similar names

DNS History

13 records (7 active, 6 former)

20162017201820192020202120222023202420252026NSns1037.ui-dns.bizns1037.ui-dns.comns1037.ui-dns.dens1037.ui-dns.orgns65.1und1.dens66.1und1.deMXmx00.ionos.demx01.ionos.demx00.kundenserver.demx01.kundenserver.deA217.160.0.49217.160.223.16282.165.49.106
NSns1037.ui-dns.biz2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
NSns1037.ui-dns.com2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
NSns1037.ui-dns.de2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
NSns1037.ui-dns.org2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
NSns65.1und1.de2015-07-17 → 2017-04-01 · 3 obs
● 2015-07-17 07:02:54
● 2017-04-01 07:27:18
○ 2026-07-04 09:39:24
NSns66.1und1.de2015-07-17 → 2017-04-01 · 3 obs
● 2015-07-17 07:02:54
● 2017-04-01 07:27:18
○ 2026-07-04 09:39:24
MXmx00.ionos.de2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
MXmx00.kundenserver.de2015-07-17 → 2017-04-01 · 3 obs
● 2015-07-17 07:02:54
● 2017-04-01 07:27:18
○ 2026-07-04 09:39:24
MXmx01.ionos.de2026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
MXmx01.kundenserver.de2015-07-17 → 2017-04-01 · 3 obs
● 2015-07-17 07:02:54
● 2017-04-01 07:27:18
○ 2026-07-04 09:39:24
A217.160.0.492026-07-04 → 2026-07-04 · 2 obs
○ 2017-04-01 07:27:18
● 2026-07-04 09:39:24
A217.160.223.1622017-04-01 → 2017-04-01 · 3 obs
○ 2016-02-26 13:01:34
● 2017-04-01 07:27:18
○ 2026-07-04 09:39:24
A82.165.49.1062015-07-17 → 2016-02-26 · 4 obs
● 2015-07-17 07:02:54
● 2016-02-26 13:01:34
○ 2017-04-01 07:27:18
○ 2026-07-04 09:39:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
sefcom.dens1037.ui-dns.biz, ns1037.ui-dns.com, ns1037.ui-dns.org, ns1037.ui-dns.de-

✅ Authoritative Response

Server:217.160.80.37

NS records: ns1037.ui-dns.biz, ns1037.ui-dns.com, ns1037.ui-dns.org, ns1037.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sefcom.de (unsigned zone)

⏱️ Timing

Total: 1019ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.49
NS4ns1037.ui-dns.com, ns1037.ui-dns.de...
MX2mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)
TXT1v=spf1 include:_spf.perfora.net include:
SOA1ns1037.ui-dns.com hostmaster.1und1.de

Analysis

IP Addresses

sefcom.de has exactly one IP address — 217.160.0.49.

chuecamadrid.com, longevitil.com, the1.fr plus two other host names have IP numbers in common with sefcom.de.

Name Servers

Four name servers handle the delegation for sefcom.de: ns1037.ui-dns.biz, ns1037.ui-dns.com, ns1037.ui-dns.de and ns1037.ui-dns.org.

At least some of sefcom.de's name servers are shared with other domains, for example cdingenieria.com, groupe-vigipole.com, miahta.com and two more.

It is common for these name servers to be used in conjunction with the name servers ns1026.ui-dns.de, ns1044.ui-dns.biz and ns1028.ui-dns.com.

Four hostnames, each resolving to a pair of IP addresses: ns1037.ui-dns.biz directs to 217.160.81.37 and 2001:8d8:fe:53:0:d9a0:5125:100; ns1037.ui-dns.com directs to 217.160.82.37 and 2001:8d8:fe:53:0:d9a0:5225:100; ns1037.ui-dns.de directs to 217.160.80.37 and 2001:8d8:fe:53:0:d9a0:5025:100; ns1037.ui-dns.org directs to 217.160.83.37 and 2001:8d8:fe:53:0:d9a0:5325:100.

Mail Servers

sefcom.de uses two mail servers, mx00.ionos.de and mx01.ionos.de.

The mail server setup of sefcom.de matches that of other domains such as b-c-l.de, one-step-ahead.de, laparose.de and two others.

Each of mx00.ionos.de and mx01.ionos.de has one IP address: mx00.ionos.de uses 212.227.15.41 and mx01.ionos.de uses 217.72.192.67.