`mail.rolfkoot.com`

DNSSEC	⚠️ Not signed
A	136.144.243.187^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
		PTR	`srv18.mkcomputershop.nl`

`rolfkoot.com`

	DNSSEC	⚠️ Not signed
	A	136.144.243.187^{🇳🇱 TRANSIP-AS136.144.128.0/17 TransIP BV Amsterdam, The Netherlands}
	NS	`ns11.proxycom.nl` ⭐
	NS	`ns12.proxycom.nl`
	MX	`mail.rolfkoot.com` ⭐
	TXT	`v=spf1 a mx ip4:136.144.243.187 include:_spf.google.com ip6:2a01:7c8:d006:5bd...`
	SOA	`ns11.proxycom.nl`hostmaster@kootbrillen.nl 2025-09-11 #0

MX for

rolfkoot.com

Same first word

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DNS History

1 record (1 active, 0 former)

●A136.144.243.1872026-04-04 → 2026-04-13 · 2 obs

● 2026-04-04 04:38:14
● 2026-04-13 02:05:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rolfkoot.com	ns11.proxycom.nl, ns12.proxycom.nl	-

✅ Authoritative Response

Server:136.144.243.187

NS records: ns11.proxycom.nl, ns12.proxycom.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rolfkoot.com (unsigned zone)

⏱️ Timing

Total: 597ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`136.144.243.187`

Analysis

Mail Server Role

mail.rolfkoot.com acts as a mail server for rolfkoot.com.

IP Addresses

mail.rolfkoot.com points to a single IP number: 136.144.243.187.

Other host names, for instance mail.rolfkoot.nl, www.ginelo.nl, stjandedoper.nl, ns11.proxycom.nl and mail.vanyperen.nl share IP numbers with mail.rolfkoot.com.

mail.rolfkoot.com - robtex.com