hostmaster.cssx.ch - dns.ninja

`hostmaster.cssx.ch`

DNSSEC	⚠️ Not signed
MX	`in1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 FASTMAILPTYLTD-AS-AP103.168.172.0/24 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^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-01.messagingengine.com`
		A	202.12.124.217^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-02.messagingengine.com`
		A	202.12.124.218^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-03.messagingengine.com`
		A	202.12.124.219^{FASTMAILPTYLTD-AS-AP202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`stl-mx-04.messagingengine.com`

`cssx.ch`

	DNSSEC	⚠️ Not signed
	NS	`ns-cloud-e1.googledomains.com` ⭐
	NS	`ns-cloud-e2.googledomains.com`
	NS	`ns-cloud-e3.googledomains.com`
	NS	`ns-cloud-e4.googledomains.com`
	MX	`in1-smtp.messagingengine.com` ⭐
	MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
	TXT	`v=spf1 include:spf.messagingengine.com -all`
	SOA	`ns-cloud-e1.googledomains.com`cloud-dns-hostmaster@google.com serial=2

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Similar names

DNS History

2 records (2 active, 0 former)

●MXin1-smtp.messagingengine.com2015-07-18 → 2026-07-11 · 2 obs

● 2015-07-18 08:02:24
● 2026-07-11 06:35:30

●MXin2-smtp.messagingengine.com2015-07-18 → 2026-07-11 · 2 obs

● 2015-07-18 08:02:24
● 2026-07-11 06:35:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ch	e.nic.ch, f.nic.ch, d.nic.ch, b.nic.ch...	-
cssx.ch	ns-cloud-e3.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e1.googledomains.com, ns-cloud-e4.googledomains.com	-

✅ Authoritative Response

Server:216.239.38.110

NS records: ns-cloud-e3.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e1.googledomains.com, ns-cloud-e4.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cssx.ch (unsigned zone)

⏱️ Timing

Total: 299ms | Queries: -

📄 Records

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

Analysis

Mail Servers

hostmaster.cssx.ch uses two mail servers, in1-smtp.messagingengine.com and in2-smtp.messagingengine.com.

The mail server setup of hostmaster.cssx.ch matches that of other domains such as kcbf.net, qvas.com, cant.dance and two others.

Hosts with 8 IP addresses each:

Hostname in1-smtp.messagingengine.com directs to 103.168.172.216, 103.168.172.217 and 103.168.172.218 along with 5 other IP addresses.

Host names with four IP addresses:

in2-smtp.messagingengine.com has four IP addresses: 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.