`berliner-tsc.de`

DNSSEC	⚠️ Not signed
A	81.88.34.207^{🇩🇪 CLOUDPIT81.88.32.0/20}
		PTR	`host268.alfahosting-server.de`
NS	`cns1.alfahosting.info` ⭐
		A	2a01:64c0:0:5000::8^{🇩🇪 CLOUDPIT2a01:64c0::/32}
			PTR	`cns1.cloudpit.de`
		A	109.237.142.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns1.cloudpit.de`
NS	`cns2.alfahosting.info`
		A	2a01:4f8:2b02:a88::105^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`cns2.cloudpit.com`
		A	148.251.254.105^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
			PTR	`cns2.cloudpit.com`
NS	`cns3.alfahosting.info`
		A	2a02:2b80:101:5000::8^{🇩🇪 CLOUDPIT2a02:2b80:101::/48}
			PTR	`cns3.cloudpit.io`
		A	109.237.143.8^{🇩🇪 CLOUDPIT109.237.128.0/20}
			PTR	`cns3.cloudpit.io`
MX	`mx03.secure-mailgate.com` ⭐
		A	46.243.88.174^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.176^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
MX	`mx04.secure-mailgate.com` ⭐
		A	46.243.88.175^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node03.secure-mailgate.com`
		A	46.243.88.177^{🇩🇪 CLOUDPIT46.243.88.0/21}
			PTR	`node04.secure-mailgate.com`
SOA	`cns1.alfahosting.info`hostmaster@alfahosting@de 2026-03-19 #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=1776174986

Subdomains

mail.berliner-tsc.de

Same first word

berliner-tsc.de

DNS History

9 records (6 active, 3 former)

●NScns1.alfahosting.info2015-07-12 → 2026-04-14 · 2 obs

● 2015-07-12 21:55:52
● 2026-04-14 14:16:02

●NScns2.alfahosting.info2015-07-12 → 2026-04-14 · 2 obs

● 2015-07-12 21:55:52
● 2026-04-14 14:16:02

●NScns3.alfahosting.info2015-07-12 → 2026-04-14 · 2 obs

● 2015-07-12 21:55:52
● 2026-04-14 14:16:02

○MXmail.berliner-tsc.de2015-07-12 → 2018-11-16 · 4 obs

● 2015-07-12 21:55:52
● 2018-11-16 05:49:58
○ 2026-03-24 04:06:36
○ 2026-04-14 14:16:02

●MXmx03.secure-mailgate.com2026-03-24 → 2026-04-14 · 3 obs

○ 2018-11-16 05:49:58
● 2026-03-24 04:06:36
● 2026-04-14 14:16:02

●MXmx04.secure-mailgate.com2026-03-24 → 2026-04-14 · 3 obs

○ 2018-11-16 05:49:58
● 2026-03-24 04:06:36
● 2026-04-14 14:16:02

○A109.237.136.102015-07-12 → 2017-03-20 · 4 obs

● 2015-07-12 21:55:52
● 2017-03-20 16:33:42
○ 2018-11-16 05:49:58
○ 2026-04-14 14:16:02

○A109.237.138.112018-11-16 → 2018-11-16 · 4 obs

○ 2017-03-20 16:33:42
● 2018-11-16 05:49:58
○ 2026-03-24 04:06:36
○ 2026-04-14 14:16:02

●A81.88.34.2072026-03-24 → 2026-04-14 · 3 obs

○ 2018-11-16 05:49:58
● 2026-03-24 04:06:36
● 2026-04-14 14:16:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
berliner-tsc.de	cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info	-

✅ Authoritative Response

Server:109.237.142.8

NS records: cns1.alfahosting.info, cns2.alfahosting.info, cns3.alfahosting.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for berliner-tsc.de (unsigned zone)

⏱️ Timing

Total: 1238ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.88.34.207`
NS	3	`cns3.alfahosting.info, cns1.alfahosting.info...`
MX	2	`mx04.secure-mailgate.com (pri: 10), mx03.secure-mailgate.com (pri: 10)`
SOA	1	`cns1.alfahosting.info hostmaster@alfahos`

Analysis

Hierarchy

berliner-tsc.de is parent of mail.berliner-tsc.de.

IP Addresses

berliner-tsc.de points to a single IP: 81.88.34.207.

Other host names, for instance mail.nethofen.de, lwmedia.de, mail.fafigo.de, malttec.com and www.vzap.org share IP numbers with berliner-tsc.de.

Name Servers

berliner-tsc.de is delegated to three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.

berliner-tsc.de at least partially shares its name servers with other domains, for instance maxim-shop.com, gadgets-auto.de, uvtop.de, punnami-idstein.de and loppydog.de.