`filter2.cpnhosting.nl`

DNSSEC	⚠️ Not signed
A	64.23.104.66^{🇺🇸 NGNETWORKS64.23.96.0/19}
		PTR	`filter2.cpnhosting.nl`

`cpnhosting.nl`

	DNSSEC	🔒 Signed (DS record present)
	A	64.23.104.68^{🇺🇸 NGNETWORKS64.23.96.0/19}
	NS	`ns1.thednscompany.com` ⭐
	NS	`ns1.cpnhosting.nl` ⚠️ Not in parent delegation
	NS	`ns2.cpnhosting.nl` ⚠️ Not in parent delegation
	NS	`ns2.thednscompany.com`
	NS	`ns3.cpnhosting.nl` ⚠️ Not in parent delegation
	NS	`ns3.thednscompany.com`
	MX	`mx01.b2bplaza.eu` ⭐
	TXT	`v=spf1 a mx ip4:64.23.104.68 ip4:45.95.70.108 a:mx01.b2bplaza.eu include:filt...`
	SOA	`ns1.thednscompany.com`ns1@thednscompany.com 2025-12-20 #2

PTR for

66.104.23.64.in-addr.arpa

163.101.35.84.in-addr.arpa

MX for

sailfish.nl

heemskerkplants.com

heemskerkplants.nl

Previously MX for

pruigrok.nl

vanderzaal.nl

cpnhosting.nl

cpn.eu

phruigrok.nl

Similar names

2filter.com

DNS History

2 records (1 active, 1 former)

○A188.201.189.1072015-07-23 → 2017-01-03 · 4 obs

● 2015-07-23 16:52:40
● 2017-01-03 16:37:18
○ 2026-02-15 05:22:28
○ 2026-05-10 21:29:00

●A64.23.104.662026-02-15 → 2026-05-10 · 3 obs

○ 2017-01-03 16:37:18
● 2026-02-15 05:22:28
● 2026-05-10 21:29:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns3.dns.nl, ns4.dns.nl, ns1.dns.nl	-
cpnhosting.nl	ns1.thednscompany.com, ns2.thednscompany.com, ns3.thednscompany.com	-

✅ Authoritative Response

Server:149.210.192.124

NS records: ns1.thednscompany.com, ns2.thednscompany.com, ns3.thednscompany.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 746ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.23.104.66`

Analysis

Mail Server Role

filter2.cpnhosting.nl serves as a mail server for sailfish.nl, heemskerkplants.com and heemskerkplants.nl.

filter3.cpnhosting.nl and filter.cpnhosting.nl are commonly used as mail servers along with filter2.cpnhosting.nl.

IP Addresses

filter2.cpnhosting.nl maps to IP address 64.23.104.66.

Other host names, for example, filter2.b2tcloud.nl share IP numbers with filter2.cpnhosting.nl.

filter2.cpnhosting.nl - robtex.com