`web-heidelberg.de`

DNSSEC	⚠️ Not signed
A	45.67.69.51^{🇩🇪 SYNLINQ45.67.69.0/24}
		PTR	`45.67.69.51.1nic.de`
NS	`ns1.axcoredns.com` ⭐ ⚠️ Not in parent delegation
		A	2a09:71c0::101:0:12^{🇩🇪 SYNLINQ2a09:71c0::/29}
		A	45.67.68.12^{🇩🇪 SYNLINQ45.67.68.0/24}
			PTR	`ns1-tec.de`
NS	`ns1-tec.de` ⚠️ Not in zone NS records
		A	2a09:71c0::101:0:12^{🇩🇪 SYNLINQ2a09:71c0::/29}
		A	45.67.68.12^{🇩🇪 SYNLINQ45.67.68.0/24}
			PTR	`ns1-tec.de`
NS	`ns2-tec.de` ⚠️ Not in zone NS records
		A	2a01:4f8:c014:d47::12^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	46.224.169.132^{🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC}
			PTR	`ns2-tec.de`
NS	`ns2.axcoredns.org` ⚠️ Not in parent delegation
		A	2a01:4f8:c014:d47::12^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	46.224.169.132^{🇮🇷 Hetzner46.224.0.0/15 HETZNER-DC}
			PTR	`ns2-tec.de`
MX	`mx1.securemail.name` ⭐
		A	92.246.85.247^{🇩🇪 SkyLink92.246.85.0/24}
			PTR	`mx.securemail.name`
MX	`mx2.securemail.name` ⭐
		A	92.246.85.247^{🇩🇪 SkyLink92.246.85.0/24}
			PTR	`mx.securemail.name`
TXT	`v=spf1 include:spf.securemail.name a mx ~all`
SOA	`ns1.axcoredns.com`webmaster@web-heidelberg.de 2026-02-18 #2

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1777414611

Same first word

web-heidelberg.de

Similar names

heidelberg-web.de

DNS History

9 records (7 active, 2 former)

●NSns1-tec.de2015-07-06 → 2026-04-28 · 2 obs

● 2015-07-06 04:31:06
● 2026-04-28 22:19:26

●NSns1.axcoredns.com2026-04-28 → 2026-04-28 · 2 obs

○ 2015-07-06 04:31:06
● 2026-04-28 22:19:26

●NSns2-tec.de2015-07-06 → 2026-04-28 · 2 obs

● 2015-07-06 04:31:06
● 2026-04-28 22:19:26

●NSns2.axcoredns.org2026-04-28 → 2026-04-28 · 2 obs

○ 2015-07-06 04:31:06
● 2026-04-28 22:19:26

●MXmx1.securemail.name2015-07-06 → 2026-04-28 · 2 obs

● 2015-07-06 04:31:06
● 2026-04-28 22:19:26

●MXmx2.securemail.name2015-07-06 → 2026-04-28 · 2 obs

● 2015-07-06 04:31:06
● 2026-04-28 22:19:26

○A136.243.196.262017-04-01 → 2017-04-01 · 4 obs

○ 2016-07-08 03:43:44
● 2017-04-01 19:58:58
○ 2026-02-24 10:10:36
○ 2026-04-28 22:19:26

○A213.239.234.1112015-07-06 → 2016-07-08 · 4 obs

● 2015-07-06 04:31:06
● 2016-07-08 03:43:44
○ 2017-04-01 19:58:58
○ 2026-04-28 22:19:26

●A45.67.69.512026-02-24 → 2026-04-28 · 3 obs

○ 2017-04-01 19:58:58
● 2026-02-24 10:10:36
● 2026-04-28 22:19:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, z.nic.de, a.nic.de	-
web-heidelberg.de	ns1-tec.de, ns2-tec.de	-

✅ Authoritative Response

Server:46.224.169.132

NS records: ns1-tec.de, ns2-tec.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for web-heidelberg.de (unsigned zone)

⏱️ Timing

Total: 1011ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.67.69.51`
NS	2	`ns1.axcoredns.com, ns2.axcoredns.org`
MX	2	`mx1.securemail.name (pri: 100), mx2.securemail.name (pri: 100)`
TXT	1	`v=spf1 include:spf.securemail.name a mx`
SOA	1	`ns1.axcoredns.com webmaster.web-heidelbe`

Analysis

IP Addresses

web-heidelberg.de resolves to a single IP address: 45.67.69.51.

Other host names including picturize.de, leahartmann.de, designertaschen-forum.de, lange-ag.de and absolut-musik.de share IP numbers with web-heidelberg.de.

Name Servers

web-heidelberg.de is delegated to four name servers: ns1-tec.de, ns2-tec.de, ns1.axcoredns.com and ns2.axcoredns.org.

web-heidelberg.de at least partially shares name servers with other domains, including blacktoprecords.de, skigebiete-oberbayern.de, berlin-brustzentrum.de, karrie-tours.de and all-ip.de.

Host names with two IP numbers:

ns1-tec.de points to: 2a09:71c0::101:0:12 and 45.67.68.12.

ns2-tec.de points to: 2a01:4f8:c014:d47::12 and 46.224.169.132.

ns1.axcoredns.com points to: 2a09:71c0::101:0:12 and 45.67.68.12.

ns2.axcoredns.org points to: 2a01:4f8:c014:d47::12 and 46.224.169.132.

Host names pointing to 2a09:71c0::101:0:12: ns1-tec.de and ns1.axcoredns.com.

Host names pointing to 45.67.68.12: ns1-tec.de and ns1.axcoredns.com.

Host names pointing to 2a01:4f8:c014:d47::12: ns2-tec.de and ns2.axcoredns.org.

Host names pointing to 46.224.169.132: ns2-tec.de and ns2.axcoredns.org.

Mail Servers

web-heidelberg.de is handled by two mail servers: mx1.securemail.name and mx2.securemail.name.

web-heidelberg.de shares its mail server setup with other domains, including www.resi-verlag.de, atlea.de, privateleasing.de, wasen.eu and utpa.de.

Host names with a single IP:

- mx1.securemail.name points to 92.246.85.247

- mx2.securemail.name points to 92.246.85.247

Host names that point to 92.246.85.247: mx1.securemail.name and mx2.securemail.name

web-heidelberg.de - robtex.com