teachernet.com - dns.ninja

teachernet.com

DNSSEC⚠️ Not signed
A116.203.59.130🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC
PTRstatic.130.59.203.116.clients.your-server.de
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NShelium.ns.hetzner.de ⚠️ Not in parent delegation
A2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRhelium.ns.hetzner.de
A193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRhelium.ns.hetzner.de
NSoxygen.ns.hetzner.com
A2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRoxygen.ns.hetzner.com
A88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4
PTRoxygen.ns.hetzner.com
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-02-17 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1781813025
WOT: SAFE (66/100)

Same first word

teachernet.co.uk
teachernet.com
teachernet.hk
teachernet.org.uk
teachernet.co.za
teachernet.de

Similar names

heatcenter.co.uk
centheatre.co.uk
necatheter.org
acheternet.eu
acheternet.com
cheaternet.com
enteratech.com
thecarenet.ca
earthentec.com
heatcentre.com
entreteach.com
heatcenter.com
netteacher.us
heatcenter.co.il
thecarenet.com
thenetcare.com
netteacher.com
heatcentre.co.uk
acheternet.fr

DNS History

20 records (4 active, 16 former)

2008201020122014201620182020202220242026NShelium.ns.hetzner.dehydrogen.ns.hetzner.comoxygen.ns.hetzner.comns01.highlights-corp.comns02.highlights-corp.comns1.ramparthosting.comns1.uniregistrymarket.linkns1.xo.comns2.ramparthosting.comns2.uniregistrymarket.linkns2.xo.comMXmail.teachernet.commail2.teachernet.commx247.in-mx.commx247.in-mx.netA116.203.59.13064.128.102.6769.172.201.15372.3.207.9072.32.250.38
●NShelium.ns.hetzner.de2026-06-18 → 2026-06-18 · 3 obs
○ 2020-03-18 20:38:26
● 2026-06-18 20:29:52
● 2026-06-18 20:29:54
●NShydrogen.ns.hetzner.com2026-06-18 → 2026-06-18 · 3 obs
○ 2020-03-18 20:38:26
● 2026-06-18 20:29:52
● 2026-06-18 20:29:54
○NSns01.highlights-corp.com2015-07-15 → 2017-03-29 · 5 obs
○ 2007-10-22 16:42:50
● 2015-07-15 13:51:24
● 2017-03-29 08:24:02
○ 2020-03-18 20:38:26
○ 2026-06-18 20:29:54
○NSns02.highlights-corp.com2015-07-15 → 2017-03-29 · 5 obs
○ 2007-10-22 16:42:50
● 2015-07-15 13:51:24
● 2017-03-29 08:24:02
○ 2020-03-18 20:38:26
○ 2026-06-18 20:29:54
○NSns1.ramparthosting.com2007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 16:42:50
○ 2015-07-15 13:51:24
○ 2026-06-18 20:29:54
○NSns1.uniregistrymarket.link2020-03-18 → 2020-03-18 · 4 obs
○ 2017-03-29 08:24:02
● 2020-03-18 20:38:26
○ 2026-06-18 20:29:52
○ 2026-06-18 20:29:54
○NSns1.xo.com2015-07-15 → 2017-03-29 · 5 obs
○ 2007-10-22 16:42:50
● 2015-07-15 13:51:24
● 2017-03-29 08:24:02
○ 2020-03-18 20:38:26
○ 2026-06-18 20:29:54
○NSns2.ramparthosting.com2007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 16:42:50
○ 2015-07-15 13:51:24
○ 2026-06-18 20:29:54
○NSns2.uniregistrymarket.link2020-03-18 → 2020-03-18 · 4 obs
○ 2017-03-29 08:24:02
● 2020-03-18 20:38:26
○ 2026-06-18 20:29:52
○ 2026-06-18 20:29:54
○NSns2.xo.com2015-07-15 → 2017-03-29 · 5 obs
○ 2007-10-22 16:42:50
● 2015-07-15 13:51:24
● 2017-03-29 08:24:02
○ 2020-03-18 20:38:26
○ 2026-06-18 20:29:54
●NSoxygen.ns.hetzner.com2026-06-18 → 2026-06-18 · 3 obs
○ 2020-03-18 20:38:26
● 2026-06-18 20:29:52
● 2026-06-18 20:29:54
○MXmail.teachernet.com2007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 16:42:50
○ 2015-07-15 13:51:24
○ 2026-06-18 20:29:54
○MXmail2.teachernet.com2007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 16:42:50
○ 2015-07-15 13:51:24
○ 2026-06-18 20:29:54
○MXmx247.in-mx.com2020-03-18 → 2020-03-18 · 4 obs
○ 2015-07-15 13:51:24
● 2020-03-18 20:38:26
○ 2026-06-18 20:29:52
○ 2026-06-18 20:29:54
○MXmx247.in-mx.net2020-03-18 → 2020-03-18 · 4 obs
○ 2015-07-15 13:51:24
● 2020-03-18 20:38:26
○ 2026-06-18 20:29:52
○ 2026-06-18 20:29:54
●A116.203.59.1302026-06-18 → 2026-06-18 · 3 obs
○ 2020-03-18 20:38:26
● 2026-06-18 20:29:52
● 2026-06-18 20:29:54
○A64.128.102.672007-10-22 → 2007-10-22 · 3 obs
● 2007-10-22 16:42:50
○ 2015-07-15 13:51:24
○ 2026-06-18 20:29:54
○A69.172.201.1532020-03-18 → 2020-03-18 · 4 obs
○ 2017-03-29 08:24:02
● 2020-03-18 20:38:26
○ 2026-06-18 20:29:52
○ 2026-06-18 20:29:54
○A72.3.207.902016-03-23 → 2017-03-29 · 5 obs
○ 2015-11-26 04:12:08
● 2016-03-23 01:44:44
● 2017-03-29 08:24:02
○ 2020-03-18 20:38:26
○ 2026-06-18 20:29:54
○A72.32.250.382015-07-15 → 2015-11-26 · 5 obs
○ 2007-10-22 16:42:50
● 2015-07-15 13:51:24
● 2015-11-26 04:12:08
○ 2016-03-23 01:44:44
○ 2026-06-18 20:29:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
teachernet.comhydrogen.ns.hetzner.com, oxygen.ns.hetzner.com2 records

✅ Authoritative Response

Server:88.198.229.192

NS records: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teachernet.com (unsigned zone)

⏱️ Timing

Total: 261ms | Queries: -

📄 Records

TypeCountSample Data
A1116.203.59.130
NS3hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com...
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)

Analysis

IP Addresses

teachernet.com resolves to one IP address: 116.203.59.130.

Other host names share IP numbers with teachernet.com; static.130.59.203.116.clients.your-server.de is one such example.

Name Servers

Three name servers are authoritative for teachernet.com: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.

There is at least partial name server overlap between teachernet.com and other domains — vivana.de, monteurzimmer-wetzlar.de, refa-consult.de and two more among them.

These name servers frequently co-occur with the name servers ns1.first-ns.de and robotns2.second-ns.de.

hydrogen.ns.hetzner.com resolves to 213.133.100.98 and 2a01:4f8:0:1::add:1098. oxygen.ns.hetzner.com resolves to 88.198.229.192 and 2a01:4f8:0:1::add:2992. helium.ns.hetzner.de resolves to 193.47.99.5 and 2001:67c:192c::add:5. All three hostnames point to two IP numbers each.