of2.nl - robtex.com

of2.nl

DNSSEC🔒 Signed (DS record present)
A185.37.71.77🇳🇱 CLDIN-NL185.37.68.0/22
PTRserver116.yourhosting.nl
NSns3.firstfind.nl ⭐
A2a01:b940:1057::53🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRns3.firstfind.nl
A5.157.86.222🇳🇱 CLDIN-NL5.157.80.0/21
PTRns3.firstfind.nl
NSns4.firstfind.nl
A2a01:b940:1057::54🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
A5.157.87.222🇳🇱 CLDIN-NL5.157.80.0/21
PTRns4.firstfind.nl
NSns5.firstfind.net
A2a03:b0c0:2:d0::1183:f001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean
PTRns5.firstfind.net
A178.128.248.2🇳🇱 DIGITALOCEAN178.128.240.0/20 DigitalOcean
PTRns5.firstfind.net
MXprimary.yourfilter.nl ⭐
A2a01:b941:2::23🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse23-yh.route25.eu
A2a01:b941:2::24🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse22-yh.route25.eu
A2a01:b941:2::25🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse21-yh.route25.eu
A2a01:b941:2::26🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse20-yh.route25.eu
A2a01:b941:2::27🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse19-yh.route25.eu
A2a01:b941:2::28🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse18-yh.route25.eu
A2a01:b941:2::29🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse17-yh.route25.eu
A2a01:b941:2::30🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse16-yh.route25.eu
A2a05:1500:702:9:1c00:2aff:fe00:5554🇳🇱 CLDIN-NL2a05:1500::/29
PTRse28-yh.route25.eu
A2a05:1500:702:9:1c00:7fff:fe00:5556🇳🇱 CLDIN-NL2a05:1500::/29
PTRse30-yh.route25.eu
A2a05:1500:702:9:1c00:a3ff:fe00:5558🇳🇱 CLDIN-NL2a05:1500::/29
PTRse26-yh.route25.eu
A2a05:1500:702:9:1c00:a5ff:fe00:5553🇳🇱 CLDIN-NL2a05:1500::/29
PTRse27-yh.route25.eu
A2a05:1500:702:9:1c00:f0ff:fe00:5555🇳🇱 CLDIN-NL2a05:1500::/29
PTRse29-yh.route25.eu
A185.103.241.20🇳🇱 CLDIN-NL185.103.240.0/22
PTRse27-yh.route25.eu
A185.103.241.21🇳🇱 CLDIN-NL185.103.240.0/22
PTRse28-yh.route25.eu
A185.103.241.22🇳🇱 CLDIN-NL185.103.240.0/22
PTRse29-yh.route25.eu
A185.103.241.23🇳🇱 CLDIN-NL185.103.240.0/22
PTRse30-yh.route25.eu
A185.103.241.25🇳🇱 CLDIN-NL185.103.240.0/22
PTRse26-yh.route25.eu
A185.223.33.23🇳🇱 CLDIN-NL185.223.32.0/22
PTRse23-yh.route25.eu
A185.223.33.24🇳🇱 CLDIN-NL185.223.32.0/22
PTRse22-yh.route25.eu
A185.223.33.27🇳🇱 CLDIN-NL185.223.32.0/22
PTRse19-yh.route25.eu
A185.223.33.28🇳🇱 CLDIN-NL185.223.32.0/22
PTRse18-yh.route25.eu
A185.223.33.29🇳🇱 CLDIN-NL185.223.32.0/22
PTRse17-yh.route25.eu
A185.223.33.30🇳🇱 CLDIN-NL185.223.32.0/22
PTRse16-yh.route25.eu
MXfallback.yourfilter.nl(20)
A2a01:b941:2::23🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse23-yh.route25.eu
A2a01:b941:2::24🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse22-yh.route25.eu
A2a01:b941:2::28🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse18-yh.route25.eu
A2a01:b941:2::29🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse17-yh.route25.eu
A2a01:b941:2::30🇳🇱 CLDIN-NL2a01:b940::/29 YOURHOSTING
PTRse16-yh.route25.eu
A2a05:1500:702:9:1c00:7fff:fe00:5556🇳🇱 CLDIN-NL2a05:1500::/29
PTRse30-yh.route25.eu
A2a05:1500:702:9:1c00:f0ff:fe00:5555🇳🇱 CLDIN-NL2a05:1500::/29
PTRse29-yh.route25.eu
A185.103.241.22🇳🇱 CLDIN-NL185.103.240.0/22
PTRse29-yh.route25.eu
A185.103.241.23🇳🇱 CLDIN-NL185.103.240.0/22
PTRse30-yh.route25.eu
A185.223.33.23🇳🇱 CLDIN-NL185.223.32.0/22
PTRse23-yh.route25.eu
A185.223.33.25🇳🇱 CLDIN-NL185.223.32.0/22
PTRse21-yh.route25.eu
A185.223.33.26🇳🇱 CLDIN-NL185.223.32.0/22
PTRse20-yh.route25.eu
A185.223.33.27🇳🇱 CLDIN-NL185.223.32.0/22
PTRse19-yh.route25.eu
A185.223.33.30🇳🇱 CLDIN-NL185.223.32.0/22
PTRse16-yh.route25.eu
TXTv=spf1 a mx include:_spf.yourfilter.nl -all
SOAns3.firstfind.nlhostmaster@firstfind.nl 2021-01-13 #1

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-03-30 02:00:02 +0000 (EPOCH 1774836002)
SOAns1.dns.nldns@sidn.nl 2026-03-30 #4

Same first word

of2.net
of2.nl
of2.cn
of2.de
of2.com
of2.org

Similar names

fo2.net
f2o.de
f2o.com
2of.me
o2f.com
fo2.in
fo2.com
2of.ru
fo2.ru
2fo.de
2of.nl
fo2.us
o2f.mobi
f2o.eu
2fo.org
o2f.net
f2o.fr
2of.cc
fo2.dk
o2f.ru
f2o.it
2of.de
fo2.nl
2of.com
f2o.org
fo2.se
fo2.cz
f2o.at
o2f.top
f2o.co.uk
o2f.org
fo2.de
o2f.me
f2o.co
o2f.info
o2f.eu
2fo.com
f2o.nl
2fo.top
2of.us
fo2.com.br
f2o.info
2fo.nl
o2f.in
fo2.no
fo2.it
2of.net
2of.cn
f2o.io
2fo.ru
2fo.net
f2o.us

DNS History

11 records (6 active, 5 former)

20162017201820192020202120222023202420252026NSns3.firstfind.nlns4.firstfind.nlns5.firstfind.netMXfallback.yourfilter.nlprimary.yourfilter.nlmx1.firstfind.nlmx2.firstfind.nlserver29.firstfind.nlA185.37.71.775.157.84.19985.158.203.66
●NSns3.firstfind.nl2015-07-25 → 2026-03-30 · 2 obs
● 2015-07-25 22:00:10
● 2026-03-30 03:02:26
●NSns4.firstfind.nl2015-07-25 → 2026-03-30 · 2 obs
● 2015-07-25 22:00:10
● 2026-03-30 03:02:26
●NSns5.firstfind.net2015-07-25 → 2026-03-30 · 2 obs
● 2015-07-25 22:00:10
● 2026-03-30 03:02:26
●MXfallback.yourfilter.nl2026-03-26 → 2026-03-30 · 3 obs
○ 2020-10-29 05:27:08
● 2026-03-26 20:43:10
● 2026-03-30 03:02:26
○MXmx1.firstfind.nl2015-07-25 → 2018-07-15 · 4 obs
● 2015-07-25 22:00:10
● 2018-07-15 10:04:14
○ 2020-10-29 05:27:08
○ 2026-03-30 03:02:26
○MXmx2.firstfind.nl2015-07-25 → 2018-07-15 · 4 obs
● 2015-07-25 22:00:10
● 2018-07-15 10:04:14
○ 2020-10-29 05:27:08
○ 2026-03-30 03:02:26
●MXprimary.yourfilter.nl2026-03-26 → 2026-03-30 · 3 obs
○ 2020-10-29 05:27:08
● 2026-03-26 20:43:10
● 2026-03-30 03:02:26
○MXserver29.firstfind.nl2015-07-25 → 2020-10-29 · 4 obs
● 2015-07-25 22:00:10
● 2020-10-29 05:27:08
○ 2026-03-26 20:43:10
○ 2026-03-30 03:02:26
●A185.37.71.772026-03-26 → 2026-03-30 · 3 obs
○ 2020-10-29 05:27:08
● 2026-03-26 20:43:10
● 2026-03-30 03:02:26
○A5.157.84.1992020-10-29 → 2020-10-29 · 4 obs
○ 2018-07-15 10:04:14
● 2020-10-29 05:27:08
○ 2026-03-26 20:43:10
○ 2026-03-30 03:02:26
○A85.158.203.662015-07-25 → 2018-07-15 · 4 obs
● 2015-07-25 22:00:10
● 2018-07-15 10:04:14
○ 2020-10-29 05:27:08
○ 2026-03-30 03:02:26

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
of2.nlns5.firstfind.net, ns4.firstfind.nl, ns3.firstfind.nl-

✅ Authoritative Response

Server:178.128.248.2

NS records: ns5.firstfind.net, ns4.firstfind.nl, ns3.firstfind.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1514ms | Queries: -

📄 Records

TypeCountSample Data
A1185.37.71.77
NS3ns5.firstfind.net, ns3.firstfind.nl...
MX2fallback.yourfilter.nl (pri: 20), primary.yourfilter.nl (pri: 10)
TXT1v=spf1 a mx include:_spf.yourfilter.nl -
SOA1ns3.firstfind.nl hostmaster.firstfind.nl

Analysis

IP Addresses

of2.nl resolves to one IP number: 185.37.71.77.

Other host names, for instance printbook.eu, apkkeurmeester.net, ecollege.eu, 929.nl and privatbank.nl share IP numbers with of2.nl.

Name Servers

of2.nl is delegated to three name servers: ns5.firstfind.net, ns3.firstfind.nl and ns4.firstfind.nl.

of2.nl at least partially shares name servers with other domains, including cioforum.nl, paardencontact.nl, floorganise.nl, rijwielverzekeren.nl and itinmind.com.

Host names with two IP numbers:

ns5.firstfind.net: 2a03:b0c0:2:d0::1183:f001 and 178.128.248.2

ns3.firstfind.nl: 2a01:b940:1057::53 and 5.157.86.222

ns4.firstfind.nl: 2a01:b940:1057::54 and 5.157.87.222

Mail Servers

of2.nl is served by two mail servers fallback.yourfilter.nl and primary.yourfilter.nl.

of2.nl shares the same mail server setup as other domains, for instance qpit.org, sozadidact.nl, bcomevital.com, linkshare.eu and ibtmgroup.com.

of2.nl shares at least some mail servers with other domains, for example topicmanagement.com, vandortenpartners.nl, focussen.nl, rechtswinkelalphen.nl and kobussen.info.

Host names with 24 IP numbers:

Host primary.yourfilter.nl points to: 2a01:b941:2::23, 2a01:b941:2::24, 2a01:b941:2::25, 2a01:b941:2::26, 2a01:b941:2::27, 2a01:b941:2::28, 2a01:b941:2::29, 2a01:b941:2::30, 2a05:1500:702:9:1c00:2aff:fe00:5554, 2a05:1500:702:9:1c00:7fff:fe00:5556, 2a05:1500:702:9:1c00:a3ff:fe00:5558, 2a05:1500:702:9:1c00:a5ff:fe00:5553, 2a05:1500:702:9:1c00:f0ff:fe00:5555, 185.103.241.20, 185.103.241.21, 185.103.241.22, 185.103.241.23, 185.103.241.25, 185.223.33.23, 185.223.33.24, 185.223.33.27, 185.223.33.28, 185.223.33.29 and 185.223.33.30.

Host names with fourteen IP numbers:

Host fallback.yourfilter.nl points to: 2a01:b941:2::23, 2a01:b941:2::24, 2a01:b941:2::28, 2a01:b941:2::29, 2a01:b941:2::30, 2a05:1500:702:9:1c00:7fff:fe00:5556, 2a05:1500:702:9:1c00:f0ff:fe00:5555, 185.103.241.22, 185.103.241.23, 185.223.33.23, 185.223.33.25, 185.223.33.26, 185.223.33.27 and 185.223.33.30.

Hosts pointing to 2a01:b941:2::23: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a01:b941:2::24: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a01:b941:2::28: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a01:b941:2::29: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a01:b941:2::30: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a05:1500:702:9:1c00:7fff:fe00:5556: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 2a05:1500:702:9:1c00:f0ff:fe00:5555: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 185.103.241.22: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 185.103.241.23: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 185.223.33.23: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 185.223.33.27: primary.yourfilter.nl and fallback.yourfilter.nl.

Hosts pointing to 185.223.33.30: primary.yourfilter.nl and fallback.yourfilter.nl.