`mx00.ardlinsystems.net`

DNSSEC	⚠️ Not signed
A	81.145.241.221^{🇬🇧 BT-UK-AS81.128.0.0/11 BT Public Internet Service}
		PTR	`mx00.ardlin.net`
MX	`mx00.ardlin.net` ⭐
MX	`ns00.ardlin.net`⁽²⁾
MX	`mx00.1and1.co.uk`⁽¹²⁾
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.1and1.co.uk`⁽¹³⁾
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`

`ardlinsystems.net`

	DNSSEC	⚠️ Not signed
	A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
	A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
	A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
	A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
	NS	`ns1104.ui-dns.de` ⭐
	NS	`ns1104.ui-dns.biz`
	NS	`ns1104.ui-dns.com`
	NS	`ns1104.ui-dns.org`
	MX	`ardlinsystems-net.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com -all`
	SOA	`ns1104.ui-dns.de`hostmaster@1and1.co.uk 2017-06-11 #28

Previously MX for

ardlinsystems.net

caplum.com

Same first word

mx00.com

mx00.net

mx00.de

Similar names

00mx.com

00xm.com

x00m.de

0x0m.com

x00m.com

xm00.com

DNS History

7 records (5 active, 2 former)

●MXmx00.1and1.co.uk2007-11-19 → 2026-03-25 · 2 obs

● 2007-11-19 14:02:14
● 2026-03-25 04:21:28

●MXmx00.ardlin.net2015-07-13 → 2026-03-25 · 3 obs

○ 2007-11-19 14:02:14
● 2015-07-13 23:10:32
● 2026-03-25 04:21:28

●MXmx01.1and1.co.uk2007-11-19 → 2026-03-25 · 2 obs

● 2007-11-19 14:02:14
● 2026-03-25 04:21:28

●MXns00.ardlin.net2026-03-21 → 2026-03-25 · 3 obs

○ 2015-07-13 23:10:32
● 2026-03-21 17:20:50
● 2026-03-25 04:21:28

○A217.34.202.892015-07-13 → 2016-03-23 · 5 obs

○ 2007-11-19 14:02:14
● 2015-07-13 23:10:32
● 2016-03-23 15:17:26
○ 2026-03-21 17:20:50
○ 2026-03-25 04:21:28

○A217.36.93.412007-11-19 → 2007-11-19 · 3 obs

● 2007-11-19 14:02:14
○ 2015-07-13 23:10:32
○ 2026-03-25 04:21:28

●A81.145.241.2212026-03-21 → 2026-03-25 · 3 obs

○ 2016-03-23 15:17:26
● 2026-03-21 17:20:50
● 2026-03-25 04:21:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ardlinsystems.net	ns1104.ui-dns.de, ns1104.ui-dns.biz, ns1104.ui-dns.org, ns1104.ui-dns.com	-

✅ Authoritative Response

Server:217.160.82.104

NS records: ns1104.ui-dns.de, ns1104.ui-dns.biz, ns1104.ui-dns.org, ns1104.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ardlinsystems.net (unsigned zone)

⏱️ Timing

Total: 374ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.145.241.221`
MX	4	`ns00.ardlin.net (pri: 2), mx00.1and1.co.uk (pri: 12)...`

Analysis

IP Addresses

mx00.ardlinsystems.net points to a single IP number: 81.145.241.221.

Other host names, for instance ns1.ardlinsystems.net, share IP numbers with mx00.ardlinsystems.net.

Mail Servers

Four mail servers handle mx00.ardlinsystems.net: mx00.ardlin.net, ns00.ardlin.net, mx00.1and1.co.uk and mx01.1and1.co.uk.

mx00.ardlinsystems.net shares mail servers with other domains at least partially, including flashesandflames.com, metrofinancelive.co.uk, s420590943.websitehome.co.uk, daisyplc.net and s181676607.websitehome.co.uk.

Host names with one IP number:

The host mx00.1and1.co.uk points to 212.227.15.41 and the host mx01.1and1.co.uk points to 217.72.192.67.

mx00.ardlinsystems.net - robtex.com