`mailproxy2.hchs.de`

DNSSEC	⚠️ Not signed
A	2a09:9340:1801:46::a^{🇩🇪 ONEFIREHOSTING2a09:9340:1801::/48}
		PTR	`mailproxy2send.hchs.de`
A	178.208.186.75^{🇬🇧 ONEFIREHOSTING178.208.186.0/24}

`hchs.de`

	DNSSEC	🔒 Signed (DS record present)
	A	2a03:4000:6:2c4::1^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
	A	2a09:9340:1801:3a::a^{🇩🇪 ONEFIREHOSTING2a09:9340:1801::/48}
	A	5.45.101.170^{🇩🇪 netcup-AS5.45.100.0/22}
	A	82.153.225.184^{🇬🇧 ONEFIREHOSTING82.153.225.0/24}
	NS	`blocka.hchs.de` ⭐
	NS	`webserver1.hchs.de`
	NS	`webserver1.ip-mobilphone.net` ⚠️ Not in parent delegation
	NS	`webserver2.hchs.de`
	MX	`mailproxy1.hchs.de` ⭐
	MX	`mailproxy2-kd.hchs.de` ⭐
	MX	`mailproxy46.hchs.de`⁽²⁰⁶⁾
	MX	`mailproxy2.hchs.de`⁽²⁰⁹⁾
	TXT	`v=spf1 include:mailbackup.%{d} include:notgateway.%{d} -all`
	SOA	`blocka.hchs.de`carlos@hchs.de serial=2018240000

WOT: SAFE (61/100)

MX for

wlan-wetzlar.net

usenet-replayer.de

un-r.com

mewicon.eu

speed-booster.net

usenet-replayer.com

hchs.de

usenet-movies.com

neurocode-ag.com

wlan-berghausen.net

cateem.com

ip-mobilphone.net

Previously MX for

xn--hally-gally-spielplatzgerte-zkc.de

DNS History

4 records (2 active, 2 former)

●A178.208.186.752026-02-16 → 2026-03-31 · 3 obs

○ 2018-09-28 12:14:48
● 2026-02-16 03:39:54
● 2026-03-31 07:22:42

○A2a00:f48:1003:1::731d:a6c52018-09-28 → 2018-09-28 · 3 obs

● 2018-09-28 12:14:48
○ 2026-02-16 03:39:54
○ 2026-03-31 07:22:42

●A2a09:9340:1801:46::a2026-02-16 → 2026-03-31 · 3 obs

○ 2018-09-28 12:14:48
● 2026-02-16 03:39:54
● 2026-03-31 07:22:42

○A62.113.206.1872018-09-28 → 2018-09-28 · 3 obs

● 2018-09-28 12:14:48
○ 2026-02-16 03:39:54
○ 2026-03-31 07:22:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
hchs.de	webserver1.hchs.de, webserver2.hchs.de	4 records

✅ Authoritative Response

Server:82.153.225.184

NS records: webserver1.hchs.de, webserver2.hchs.de

🔒 DNSSEC Status

❌ Bogus (DNSSEC validation failed)

Validation error at de: Error: DNS query timeout: 194.0.0.53 for DNSKEY de

⏱️ Timing

Total: 3315ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`178.208.186.75`
AAAA	1	`2a09:9340:1801:46::a`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (webserver1.hchs.de, webserver1.hchs.de, webserver2.hchs.de...)

Analysis

Mail Server Role

mailproxy2.hchs.de acts as the mail server for wlan-wetzlar.net, usenet-replayer.de, un-r.com, mewicon.eu, speed-booster.net and a few other domains.

mailproxy1.hchs.de, mailproxy2-kd.hchs.de and mailproxy46.wlan-wetzlar.net are commonly used as mail servers together with mailproxy2.hchs.de.

IP Addresses

mailproxy2.hchs.de resolves to two IPs: 2a09:9340:1801:46::a and 178.208.186.75.

Other host names, for instance mailproxy2send.hchs.de, share IP numbers with mailproxy2.hchs.de.

mailproxy2.hchs.de - robtex.com