hey-du.de - robtex.com

hey-du.de

DNSSEC⚠️ Not signed
A148.251.30.200🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2
PTRwww.kernel-error.de
NSns1.kernel-error.de ⭐
A2a03:4000:38:20e::53🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH
PTRns1.kernel-error.de
A93.177.67.26🇩🇪 netcup-AS93.177.64.0/22
PTRns1.kernel-error.de
NSns2.kernel-error.org
A2a01:4f8:262:4716::53🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns2.kernel-error.org
A148.251.30.203🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2
PTRns2.kernel-error.org
MXsmtp.kernel-error.de ⭐
A2a01:4f8:262:4716::25🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRsmtp.kernel-error.de
A148.251.30.205🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2
PTRsmtp.kernel-error.de
TXTv=spf1 include:kernel-error.de -all
SOAns1.kernel-error.deroot@kernel-error.de 2025-09-19 #2

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=1783187577

Same first word

hey-du.de

Similar names

edu-yh.com
yh-edu.com
hy-edu.net

DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns1.kernel-error.dens2.kernel-error.orgns11.dnssys.euns12.dnssys.euns13.dnssys.euns14.dnssys.euMXsmtp.kernel-error.demail.hey-du.deA148.251.30.200144.76.201.862.27.5.102
●NSns1.kernel-error.de2026-04-19 → 2026-07-04 · 3 obs
○ 2017-04-10 10:13:54
● 2026-04-19 00:51:36
● 2026-07-04 17:55:00
○NSns11.dnssys.eu2015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00
○NSns12.dnssys.eu2015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00
○NSns13.dnssys.eu2015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00
○NSns14.dnssys.eu2015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00
●NSns2.kernel-error.org2026-04-19 → 2026-07-04 · 3 obs
○ 2017-04-10 10:13:54
● 2026-04-19 00:51:36
● 2026-07-04 17:55:00
○MXmail.hey-du.de2015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00
●MXsmtp.kernel-error.de2026-04-19 → 2026-07-04 · 3 obs
○ 2017-04-10 10:13:54
● 2026-04-19 00:51:36
● 2026-07-04 17:55:00
○A144.76.201.82017-04-10 → 2017-04-10 · 4 obs
○ 2016-09-13 23:06:52
● 2017-04-10 10:13:54
○ 2026-04-19 00:51:36
○ 2026-07-04 17:55:00
●A148.251.30.2002026-04-19 → 2026-07-04 · 3 obs
○ 2017-04-10 10:13:54
● 2026-04-19 00:51:36
● 2026-07-04 17:55:00
○A62.27.5.1022015-08-31 → 2016-09-13 · 4 obs
● 2015-08-31 20:07:48
● 2016-09-13 23:06:52
○ 2017-04-10 10:13:54
○ 2026-07-04 17:55:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
hey-du.dens1.kernel-error.de, ns2.kernel-error.org2 records

✅ Authoritative Response

Server:148.251.30.203

NS records: ns1.kernel-error.de, ns2.kernel-error.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hey-du.de (unsigned zone)

⏱️ Timing

Total: 1121ms | Queries: -

📄 Records

TypeCountSample Data
A1148.251.30.200
NS2ns2.kernel-error.org, ns1.kernel-error.de
MX1smtp.kernel-error.de (pri: 10)
TXT1v=spf1 include:kernel-error.de -all
SOA1ns1.kernel-error.de root.kernel-error.de

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.kernel-error.de, ns1.kernel-error.de)

Analysis

IP Addresses

hey-du.de resolves to one IP address: 148.251.30.200.

www.rfc-ignorant.de, www.kernel-error.de, rfc-ignorant.de and two other host names share IP numbers with hey-du.de.

Name Servers

hey-du.de has two authoritative name servers — ns1.kernel-error.de and ns2.kernel-error.org.

hey-du.de uses the same name servers as several other domains — among them vandemeer.de, fuchs-meckenheim.de, kernel-error.com and two more.

Both ns1.kernel-error.de and ns2.kernel-error.org have two IP addresses each. ns1.kernel-error.de resolves to 93.177.67.26 and 2a03:4000:38:20e::53; ns2.kernel-error.org resolves to 148.251.30.203 and 2a01:4f8:262:4716::53.

Mail Servers

Mail for hey-du.de is handled by a single mail server, smtp.kernel-error.de.

hey-du.de uses an identical mail server configuration to several other domains — among them kindertagespflege-sprockhoevel.de, linux-rheinbach.de, kernel-error.org and two more.

smtp.kernel-error.de has two IP addresses: 148.251.30.205 and 2a01:4f8:262:4716::25.