a4.dk - robtex.com

a4.dk

DNSSEC⚠️ Not signed
A76.76.21.21🇺🇸 Amazon76.76.21.0/24 EC2 Prefix
NSns1.digitalocean.com ⭐
A2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
MXdk.mx1.mailanyone.net ⭐
A2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd🇩🇰 Amazon2a01:77c0:1619::/48 EC2 Prefix
PTRmx11.electric.net
A192.162.219.155🇮🇪 Amazon192.162.219.0/24 EC2 Prefix
PTRmx41.electric.net
MXdk.mx2.mx25.net(20)
A192.162.219.49🇮🇪 Amazon192.162.219.0/24 EC2 Prefix
PTRmx41.electric.net
MXdk.mx3.mailanyone.net(30)
A2a01:77c0:1619:4101:d99:c22:fb4d:290e🇩🇰 Amazon2a01:77c0:1619::/48 EC2 Prefix
PTRmx10.electric.net
A192.162.219.255🇮🇪 Amazon192.162.219.0/24 EC2 Prefix
PTRmx41.electric.net
MXdk.mx4.mx25.net(40)
A192.162.219.255🇮🇪 Amazon192.162.219.0/24 EC2 Prefix
PTRmx41.electric.net
TXTv=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net ip4:89.2...
TXTMS=ms62243683
SOAns1.digitalocean.comhostmaster@a4.dk serial=0

dk

DNSSEC🔒 Signed (DS record present)
NSb.nic.dk ⭐
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk
TXTDK zone updateEpoch 1778336101localtime Sat May 9 16:15:01 2026gmtime Sat Ma...
SOAb.nic.dktech@punktum.dk serial=1778336101
WOT: SAFE (68/100)

Same first word

a4.nl
a4.com.au
a4.is
a4.pl
a4.tv
a4.com.ua
a4.com.ar
a4.co.uk
a4.net
a4.sk
a4.eu
a4.be
a4.com.mt
a4.school
a4.fo
a4.se
a4.kz
a4.am
a4.fr
a4.vc
a4.de
a4.by
a4.lv
a4.io
a4.tl
a4.com
a4.tf
a4.pt
a4.cn
a4.ca
a4.org.cn
a4.dk
a4.lt
a4.ru
a4.pm
a4.cc
a4.net.ua
a4.org.au
a4.su
a4.com.sa
a4.no
a4.com.vn
a4.media
a4.cz
a4.com.pe
a4.design
a4.com.br
a4.ee
a4.finance
a4.co.nz

Similar names

4a.si
4a.com.br
4a.sk
4a.at
4a.io
4a.biz
4a.com.au
4a.com
4a.no
4a.com.mx
4a.be
4a.co.at
4a.org
4a.ee
4a.ru
4a.ro
4a.pl
4a.dk
4a.ae
4a.ca
4a.nl
4a.se
4a.de
4a.cl
4a.net
4a.lt
4a.cz
4a.ph
4a.fr
4a.hk
4a.tv
4a.com.hk
4a.lol

DNS History

20 records (8 active, 12 former)

20162017201820192020202120222023202420252026NSns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comns1.cliche.dkns1.gratisdns.dkns2.cliche.dkns2.gratisdns.dkns3.gratisdns.dkns4.gratisdns.dkns5.gratisdns.dkMXdk.mx1.mailanyone.netdk.mx2.mx25.netdk.mx3.mailanyone.netdk.mx4.mx25.neta4-dk.mx1.comendosystems.coma4-dk.mx2.comendosystems.nethsmtpl03.srv.spamfighter.commail.a4.dkA76.76.21.21195.249.40.158
○NSns1.cliche.dk2015-07-06 → 2016-01-30 · 4 obs
● 2015-07-06 08:56:38
● 2016-01-30 10:06:30
○ 2016-04-22 23:44:54
○ 2026-05-09 14:30:54
●NSns1.digitalocean.com2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
○NSns1.gratisdns.dk2016-04-22 → 2017-09-21 · 5 obs
○ 2016-01-30 10:06:30
● 2016-04-22 23:44:54
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
○NSns2.cliche.dk2015-07-06 → 2016-01-30 · 4 obs
● 2015-07-06 08:56:38
● 2016-01-30 10:06:30
○ 2016-04-22 23:44:54
○ 2026-05-09 14:30:54
●NSns2.digitalocean.com2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
○NSns2.gratisdns.dk2016-04-22 → 2017-09-21 · 5 obs
○ 2016-01-30 10:06:30
● 2016-04-22 23:44:54
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
●NSns3.digitalocean.com2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
○NSns3.gratisdns.dk2016-04-22 → 2017-09-21 · 5 obs
○ 2016-01-30 10:06:30
● 2016-04-22 23:44:54
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
○NSns4.gratisdns.dk2016-04-22 → 2017-09-21 · 5 obs
○ 2016-01-30 10:06:30
● 2016-04-22 23:44:54
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
○NSns5.gratisdns.dk2016-04-22 → 2017-09-21 · 5 obs
○ 2016-01-30 10:06:30
● 2016-04-22 23:44:54
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
○MXa4-dk.mx1.comendosystems.com2016-06-13 → 2017-09-21 · 5 obs
○ 2016-04-22 23:44:54
● 2016-06-13 13:07:08
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
○MXa4-dk.mx2.comendosystems.net2016-06-13 → 2017-09-21 · 5 obs
○ 2016-04-22 23:44:54
● 2016-06-13 13:07:08
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
●MXdk.mx1.mailanyone.net2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
●MXdk.mx2.mx25.net2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
●MXdk.mx3.mailanyone.net2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
●MXdk.mx4.mx25.net2026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54
○MXhsmtpl03.srv.spamfighter.com2015-07-06 → 2016-04-22 · 4 obs
● 2015-07-06 08:56:38
● 2016-04-22 23:44:54
○ 2016-06-13 13:07:08
○ 2026-05-09 14:30:54
○MXmail.a4.dk2016-01-30 → 2016-01-30 · 4 obs
○ 2015-07-06 08:56:38
● 2016-01-30 10:06:30
○ 2016-04-22 23:44:54
○ 2026-05-09 14:30:54
○A195.249.40.1582015-07-06 → 2017-09-21 · 4 obs
● 2015-07-06 08:56:38
● 2017-09-21 09:31:22
○ 2026-03-06 13:18:26
○ 2026-05-09 14:30:54
●A76.76.21.212026-03-06 → 2026-05-09 · 3 obs
○ 2017-09-21 09:31:22
● 2026-03-06 13:18:26
● 2026-05-09 14:30:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...-
a4.dkns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com-

✅ Authoritative Response

Server:172.64.52.210

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a4.dk (unsigned zone)

⏱️ Timing

Total: 333ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS3ns2.digitalocean.com, ns1.digitalocean.com...
MX4dk.mx2.mx25.net (pri: 20), dk.mx4.mx25.net (pri: 40)...
TXT2MS=ms62243683, v=spf1 include:spf.protection.outlook.co
SOA1ns1.digitalocean.com hostmaster.a4.dk

Analysis

IP Addresses

a4.dk points to a single IP number: 76.76.21.21.

Other host names, for instance cocoshen.com, filmelements.com, alwaysgaraged.com, dogplane.com and benjineering.com share IP numbers with a4.dk.

Name Servers

The delegation for a4.dk is handled by three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

a4.dk at least partially shares name servers with other domains, for instance supplementsos.com, ifargentine.com.ar, akaljot.com, 0defect.com and 1.0.0.8.5.0.0.1.0.0.0.0.0.0.0.0.0.d.0.0.3.0.0.0.0.c.0.b.3.0.a.2.ip6.arpa.

Two IP numbers per host:

ns1.digitalocean.com points to 2606:4700:52::ac40:34d2 and 172.64.52.210.

ns2.digitalocean.com points to 2606:4700:5a::ac40:3515 and 172.64.53.21.

ns3.digitalocean.com points to 2606:4700:52::ac40:31d1 and 172.64.49.209.

Mail Servers

a4.dk is handled by four mail servers: dk.mx1.mailanyone.net, dk.mx3.mailanyone.net, dk.mx2.mx25.net and dk.mx4.mx25.net.

a4.dk shares mail servers with other domains at least in part, for instance easis.dk, foodtech.dk, netip.dk, getreal.dk and simi.dk.

Hosts with two IPs

dk.mx1.mailanyone.net points to 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd and 192.162.219.155

dk.mx3.mailanyone.net points to 2a01:77c0:1619:4101:d99:c22:fb4d:290e and 192.162.219.255

Hosts with one IP

dk.mx2.mx25.net points to 192.162.219.49

dk.mx4.mx25.net points to 192.162.219.255

Hosts pointing to 192.162.219.255

dk.mx3.mailanyone.net and dk.mx4.mx25.net