`mailserver.kolatzek.org`

DNSSEC	⚠️ Not signed
A	2a01:4f8:201:9095::1:8^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
A	148.251.40.154^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
MX	`kolatzek.org` ⭐ 🔒
		A	2a01:4f8:201:9095::1:5^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		A	148.251.40.154^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
			PTR	`kolatzek.org`
TXT	`v=spf1 a mx ptr a:smtp.lidzbark.org a:proxmox2.kolatzek.org mx:smtp.lidzbark....`

`kolatzek.org`

	DNSSEC	🔒 Signed (DS record present)
	A	2a01:4f8:201:9095::1:5^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
	A	148.251.40.154^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
	NS	`dns104.ovh.net` ⭐
	NS	`ns104.ovh.net`
	MX	`smtp.lidzbark.org` ⭐
	MX	`mailserver.kolatzek.org`⁽⁵⁾
	TXT	`v=spf1 a mx a:smtp.lidzbark.org mx:lidzbark.org mx:kolatzek.org mx:heilsberg....`
	TXT	`google-site-verification=Fmx4sI3NWB1RMvqx6cdM0VgHKjp87r304MWcvX3gsOg`
	SOA	`dns104.ovh.net`tech@ovh.net serial=2078456232

WOT: SAFE (61/100)
WOT: SAFE (64/100)

MX for

kolatzek.org

Same first word

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Similar names

DNS History

3 records (3 active, 0 former)

●MXkolatzek.org2026-03-28 → 2026-05-14 · 2 obs

● 2026-03-28 03:49:22
● 2026-05-14 16:47:52

●A148.251.40.1542026-03-28 → 2026-05-14 · 2 obs

● 2026-03-28 03:49:22
● 2026-05-14 16:47:52

●A2a01:4f8:201:9095::1:82026-03-28 → 2026-05-14 · 2 obs

● 2026-03-28 03:49:22
● 2026-05-14 16:47:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
kolatzek.org	ns104.ovh.net, dns104.ovh.net	-

✅ Authoritative Response

Server:5.196.39.113

NS records: ns104.ovh.net, dns104.ovh.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 862ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`148.251.40.154`
AAAA	1	`2a01:4f8:201:9095::1:8`
MX	1	`kolatzek.org (pri: 10)`
TXT	1	`v=spf1 a mx ptr a:smtp.lidzbark.org a:pr`

Analysis

Mail Server Role

mailserver.kolatzek.org is the mail server for kolatzek.org.

smtp.lidzbark.org is a common mail server alongside mailserver.kolatzek.org.

IP Addresses

mailserver.kolatzek.org resolves to two IPs: 2a01:4f8:201:9095::1:8 and 148.251.40.154.

Other host names, for instance smtp.lidzbark.org, lidzbark.org and kolatzek.org share IP numbers with mailserver.kolatzek.org.

Mail Servers

mailserver.kolatzek.org is handled by a single mail server, kolatzek.org.

Host kolatzek.org resolves to two IPs: 2a01:4f8:201:9095::1:5 and 148.251.40.154.

mailserver.kolatzek.org - robtex.com