`mail.tomkersten.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:bbca^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:5445^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.69^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.187.202^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.69, 172.67.187.202
		IPv6 hints	2606:4700:3031::ac43:bbca, 2606:4700:3032::6815:5445
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=223, name=cloudflare-ech.com

`tomkersten.com`

	DNSSEC	🔒 Signed (DS record present)
	A	73.65.38.94^{🇺🇸 COMCAST-IBONE73.0.0.0/8 Comcast Cable Communications, LLC}
	NS	`alberto.ns.cloudflare.com` ⭐
	NS	`jen.ns.cloudflare.com`
	MX	`in1-smtp.messagingengine.com` ⭐
	MX	`in2-smtp.messagingengine.com`⁽²⁰⁾
	TXT	`v=spf1 include:spf.messagingengine.com ?all`
	SOA	`alberto.ns.cloudflare.com`dns@cloudflare.com serial=2400546434

Previously MX for

tomkersten.com

Same first word

mail.ac.gov.br

mail.edu.me

mail.gov.ru

mail.pr

mail.mlbfan.org

mail.ph

mail.nhlfan.net

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DNS History

15 records (4 active, 11 former)

○NSns1.messagingengine.com2015-11-25 → 2016-10-09 · 4 obs

● 2015-11-25 08:06:42
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○NSns2.messagingengine.com2015-11-25 → 2016-10-09 · 4 obs

● 2015-11-25 08:06:42
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○MXin1-smtp.messagingengine.com2015-11-25 → 2016-10-09 · 4 obs

● 2015-11-25 08:06:42
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○MXin2-smtp.messagingengine.com2015-11-25 → 2016-10-09 · 4 obs

● 2015-11-25 08:06:42
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

●A104.21.84.692026-02-20 → 2026-04-22 · 3 obs

○ 2016-10-09 13:29:44
● 2026-02-20 00:01:14
● 2026-04-22 10:50:32

●A172.67.187.2022026-02-20 → 2026-04-22 · 3 obs

○ 2016-10-09 13:29:44
● 2026-02-20 00:01:14
● 2026-04-22 10:50:32

○A188.114.96.02026-02-20 → 2026-04-22 · 2 obs

○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○A188.114.97.02026-02-20 → 2026-04-22 · 2 obs

○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

●A2606:4700:3031::ac43:bbca2026-02-20 → 2026-04-22 · 3 obs

○ 2016-10-09 13:29:44
● 2026-02-20 00:01:14
● 2026-04-22 10:50:32

●A2606:4700:3032::6815:54452026-02-20 → 2026-04-22 · 3 obs

○ 2016-10-09 13:29:44
● 2026-02-20 00:01:14
● 2026-04-22 10:50:32

○A2a06:98c1:3120::2026-02-20 → 2026-04-22 · 2 obs

○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○A2a06:98c1:3121::2026-02-20 → 2026-04-22 · 2 obs

○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○A66.111.4.552015-07-26 → 2016-10-09 · 4 obs

● 2015-07-26 01:31:24
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○A66.111.4.562015-07-26 → 2016-10-09 · 4 obs

● 2015-07-26 01:31:24
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

○CNAMEfastmail.fm2015-07-26 → 2016-10-09 · 4 obs

● 2015-07-26 01:31:24
● 2016-10-09 13:29:44
○ 2026-02-20 00:01:14
○ 2026-04-22 10:50:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
tomkersten.com	jen.ns.cloudflare.com, alberto.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.18

NS records: jen.ns.cloudflare.com, alberto.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 210ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.69, 172.67.187.202`
AAAA	2	`2606:4700:3031::ac43:bbca, 2606:4700:3032::6815:5445`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (jen.ns.cloudflare.com, jen.ns.cloudflare.com, jen.ns.cloudflare.com...)

Analysis

IP Addresses

mail.tomkersten.com resolves to four IP numbers: 2606:4700:3031::ac43:bbca, 2606:4700:3032::6815:5445, 104.21.84.69 and 172.67.187.202.

Other host names such as www.yyhxlawyer.com, bfvmclk.digital, cdn.eksisozluk111.com, terrasm-artventures.digital and unclogbase.digital share IPs with mail.tomkersten.com.

mail.tomkersten.com - robtex.com