`mx1.6l6.us`

DNSSEC	⚠️ Not signed
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`

`6l6.us`

	DNSSEC	⚠️ Not signed
	NS	`ns-cloud-d1.googledomains.com` ⭐
	NS	`ns-cloud-d2.googledomains.com`
	NS	`ns-cloud-d3.googledomains.com`
	NS	`ns-cloud-d4.googledomains.com`
	MX	`in1-smtp.messagingengine.com` ⭐
	MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
	TXT	`v=spf1 include:spf.messagingengine.com ?all`
	TXT	`aa-verify=e643740027aeb8e60d60f00f61ad48457e21a7c0`
	SOA	`ns-cloud-d1.googledomains.com`cloud-dns-hostmaster@google.com serial=1

Previously MX for

6l6.us

Same first word

mx1.hu

mx1.cz

mx1.xyz

mx1.eu

mx1.de

mx1.com.mx

mx1.ws

mx1.cc

mx1.in-berlin.de

mx1.kinghost.net

mx1.fr

mx1.it

mx1.ch

mx1.tuxfamily.org

mx1.org

mx1.nl

mx1.ca

mx1.blogspot.com

mx1.net

mx1.me

mx1.mx

mx1.info

mx1.cn

mx1.uni5.net

mx1.com.au

mx1.net.au

mx1.at

mx1.sp.gov.br

mx1.email

mx1.co.za

mx1.jp

mx1.cci.fr

mx1.kapsi.fi

mx1.net.br

mx1.cloudaccess.net

mx1.pb.gov.br

mx1.sa.com

mx1.na4u.ru

mx1.biz

mx1.tv

mx1.pl

mx1.gouv.km

mx1.us

mx1.in

mx1.gouv.ci

mx1.lt

mx1.gov.lk

mx1.vg

mx1.com.br

mx1.com

mx1.uk

mx1.gov.sc

mx1.io

mx1.goip.de

Similar names

m1x.dk

m1x.ru

x1m.com

xm1.org

1mx.com.br

m1x.eu

1xm.de

1xm.ph

m1x.net

1mx.de

x1m.de

1xm.ru

xm1.site

1xm.com

m1x.com.br

1mx.at

xm1.dnsalias.com

m1x.in

1mx.com

xm1.xyz

m1x.ca

1xm.org

xm1.de

m1x.app

1xm.net

1xm.co

xm1.ru

1mx.ai

m1x.org

x1m.ru

m1x.de

m1x.mobi

1mx.cn

xm1.club

1mx.eu

xm1.me

m1x.com

xm1.net

xm1.com

m1x.co.in

m1x.it

1mx.ru

m1x.ro

xm1.cc

m1x.ch

1xm.ai

1mx.net

1mx.me

x1m.nl

x1m.net

DNS History

3 records (2 active, 1 former)

●MXin1-smtp.messagingengine.com2026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 03:45:00
● 2026-08-01 03:45:02

●MXin2-smtp.messagingengine.com2026-08-01 → 2026-08-01 · 2 obs

● 2026-08-01 03:45:00
● 2026-08-01 03:45:02

○A35.209.69.2112019-12-24 → 2019-12-24 · 3 obs

● 2019-12-24 10:28:38
○ 2026-08-01 03:45:00
○ 2026-08-01 03:45:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
6l6.us	ns-cloud-d3.googledomains.com, ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d4.googledomains.com	-

✅ Authoritative Response

Server:216.239.34.109

NS records: ns-cloud-d3.googledomains.com, ns-cloud-d1.googledomains.com, ns-cloud-d2.googledomains.com, ns-cloud-d4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 6l6.us (unsigned zone)

⏱️ Timing

Total: 654ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	2	`in2-smtp.messagingengine.com (pri: 20), in1-smtp.messagingengine.com (pri: 10)`

Analysis

Mail Servers

Mail for mx1.6l6.us is handled by two mail servers — in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

mx1.6l6.us uses an identical mail server configuration to several other domains — among them paroz.com.au, greatbanks.net, benthall.net and two more.

Hostnames that resolve to 8 IP addresses:

in1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217 and 103.168.172.218 among others, with 5 other IP addresses in total.

Hosts that point to four IP numbers:

in2-smtp.messagingengine.com resolves to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

mx1.6l6.us - robtex.com

mx1.6l6.us

6l6.us