openedu.de - dns.ninja

openedu.de

DNSSEC⚠️ Not signed
A91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl1.sedo.com ⭐
A91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
NSsl2.sedo.com
A91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI
MXlocalhost ⭐
TXTv=spf1 -all
SOAsl1.sedo.comhostmaster@sedo.de 2018-05-16 #1

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=1785135363

Same first word

openedu.nl
openedu.me
openedu.ru
openedu.pro
openedu.hu
openedu.org
openedu.tw
openedu.cn.com
openedu.de
openedu.vn
openedu.com.au
openedu.eu
openedu.co.uk
openedu.net
openedu.com
openedu.co
openedu.com.my
openedu.ws
openedu.online
openedu.ah.cn
openedu.com.cn
openedu.pl
openedu.it

Similar names

opendue.com
eduopen.org
poduene.com
dueopen.com
oeundpe.de
eudopen.com
eduopen.com

DNS History

17 records (4 active, 13 former)

20162017201820192020202120222023202420252026NSsl1.sedo.comsl2.sedo.comns1.domainoffensive.dens1.fastpark.netns2.domainoffensive.dens2.fastpark.netns3.domainoffensive.deMXlocalhostmail.h-email.netmx.redirect.domainoffensive.demxfallback.redirect.domainoffensive.deA91.195.241.232185.53.178.11185.53.178.7185.53.179.132a01:4f8:190:62f4::1378.47.59.169
○NSns1.domainoffensive.de2017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○NSns1.fastpark.net2015-08-03 → 2016-07-12 · 4 obs
● 2015-08-03 18:12:46
● 2016-07-12 20:05:16
○ 2017-04-06 15:04:46
○ 2026-07-27 06:58:56
○NSns2.domainoffensive.de2017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○NSns2.fastpark.net2015-08-03 → 2016-07-12 · 4 obs
● 2015-08-03 18:12:46
● 2016-07-12 20:05:16
○ 2017-04-06 15:04:46
○ 2026-07-27 06:58:56
○NSns3.domainoffensive.de2017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
●NSsl1.sedo.com2026-02-18 → 2026-07-27 · 3 obs
○ 2017-04-06 15:04:46
● 2026-02-18 12:04:58
● 2026-07-27 06:58:56
●NSsl2.sedo.com2026-02-18 → 2026-07-27 · 3 obs
○ 2017-04-06 15:04:46
● 2026-02-18 12:04:58
● 2026-07-27 06:58:56
●MXlocalhost2026-02-18 → 2026-07-27 · 3 obs
○ 2017-04-06 15:04:46
● 2026-02-18 12:04:58
● 2026-07-27 06:58:56
○MXmail.h-email.net2015-08-03 → 2016-07-12 · 4 obs
● 2015-08-03 18:12:46
● 2016-07-12 20:05:16
○ 2017-04-06 15:04:46
○ 2026-07-27 06:58:56
○MXmx.redirect.domainoffensive.de2017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○MXmxfallback.redirect.domainoffensive.de2017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○A185.53.178.112015-08-03 → 2015-08-03 · 3 obs
● 2015-08-03 18:12:46
○ 2015-11-22 12:20:54
○ 2026-07-27 06:58:56
○A185.53.178.72015-11-22 → 2016-07-12 · 5 obs
○ 2015-08-03 18:12:46
● 2015-11-22 12:20:54
● 2016-07-12 20:05:16
○ 2017-04-06 15:04:46
○ 2026-07-27 06:58:56
○A185.53.179.132015-08-03 → 2015-08-03 · 3 obs
● 2015-08-03 18:12:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○A2a01:4f8:190:62f4::132017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
○A78.47.59.1692017-04-06 → 2017-04-06 · 4 obs
○ 2016-07-12 20:05:16
● 2017-04-06 15:04:46
○ 2026-02-18 12:04:58
○ 2026-07-27 06:58:56
●A91.195.241.2322026-02-18 → 2026-07-27 · 3 obs
○ 2017-04-06 15:04:46
● 2026-02-18 12:04:58
● 2026-07-27 06:58:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
openedu.desl1.sedo.com, sl2.sedo.com-

✅ Authoritative Response

Server:91.195.241.173

NS records: sl1.sedo.com, sl2.sedo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openedu.de (unsigned zone)

⏱️ Timing

Total: 973ms | Queries: -

📄 Records

TypeCountSample Data
A191.195.241.232
NS2sl1.sedo.com, sl2.sedo.com
MX1localhost (pri: 0)
TXT1v=spf1 -all
SOA1sl1.sedo.com hostmaster.sedo.de

Analysis

IP Addresses

openedu.de resolves to just one IP address, 91.195.241.232.

Two other host names, along with gamix.eu, mail.prevalent.de and backcountry.in, also share IP numbers with openedu.de.

Name Servers

openedu.de is served by two delegated name servers, sl1.sedo.com and sl2.sedo.com.

openedu.de shares its NS records with other domains, for example quantumcare.de, www.tipit.de, xn--bcheronline-thb.de and two others.

sl1.sedo.com directs to 91.195.240.173 and sl2.sedo.com directs to 91.195.241.173; each host name points to exactly one IP number.

Mail Servers

The sole mail server for openedu.de is localhost.

Among the domains sharing a mail server setup with openedu.de are smart-thermostat-installs-zpg.cyou, metafuturo.com, pc12.bps.no and two others.