kertfri.dk - robtex.com

kertfri.dk

DNSSEC🔒 Signed (DS record present)
A185.21.40.175🇩🇰 team-blue-denmark185.21.40.0/22 ZITCOM A/S
PTRvm1484.enterprisecloud.nu
NSns1.curanet.dk ⭐
A2a02:2339:4006:108::123🇩🇰 team-blue-denmark2a02:2339:4000::/34
PTRns1.curanet.dk
A185.25.141.12🇩🇰 team-blue-denmark185.25.141.0/24 Zitcom A/S
PTRns1.curanet.dk
NSns2.curanet.dk
A2a02:2339:1:10f::123:123🇩🇰 team-blue-denmark2a02:2339::/36
PTRns2.curanet.dk
A91.197.248.75🇩🇰 team-blue-denmark91.197.248.0/22
PTRns2.curanet.dk
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRww-in-f26.1e100.net
A172.253.62.27🇺🇸 Google172.253.62.0/24
PTRbc-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1b🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.26🇺🇸 Google173.194.76.0/24
PTRws-in-f26.1e100.net
MXmx1.onlinemail.io(10)
A185.21.42.12🇩🇰 team-blue-denmark185.21.40.0/22 ZITCOM A/S
PTRmx1.onlinemail.io
MXmx2.onlinemail.io(20)
A46.36.208.16🇩🇰 team-blue-denmark46.36.208.0/21
PTRmx2.onlinemail.io
TXTv=spf1 a mx include:spf.curanet.dk include:_spf.google.com include:web.shared...
TXTspf2.0/pra
TXTapple-domain-verification=r8yfHz9RXQ4JcLW3
SOAns1.curanet.dkhostmaster@curanet.dk 2026-01-20 #1

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 1775949660localtime Sun Apr 12 01:21:00 2026gmtime Sat Ap...
SOAb.nic.dktech@punktum.dk serial=1775949660

Subdomains

www.kertfri.dk

Same first word

kertfri.dk

Similar names

terrifk.com
krifter.at
firkert.de
krifter.de

DNS History

23 records (10 active, 13 former)

20162017201820192020202120222023202420252026NSns1.curanet.dkns2.curanet.dkns1.gigahost.dkns2.gigahost.dkns3.gigahost.dkns4.gigahost.dkns5.gigahost.dkMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commx1.onlinemail.iomx2.onlinemail.iomx1.gigahost.dkmx2.gigahost.dkmx3.gigahost.dkA185.21.40.175198.185.159.144198.185.159.145198.49.23.144198.49.23.145217.116.232.213
●NSns1.curanet.dk2026-04-08 → 2026-04-11 · 3 obs
○ 2020-04-14 05:42:34
● 2026-04-08 03:27:50
● 2026-04-11 23:37:04
○NSns1.gigahost.dk2015-08-19 → 2020-04-14 · 4 obs
● 2015-08-19 11:54:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04
●NSns2.curanet.dk2026-04-08 → 2026-04-11 · 3 obs
○ 2020-04-14 05:42:34
● 2026-04-08 03:27:50
● 2026-04-11 23:37:04
○NSns2.gigahost.dk2015-08-19 → 2020-04-14 · 4 obs
● 2015-08-19 11:54:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04
○NSns3.gigahost.dk2015-08-19 → 2020-04-14 · 4 obs
● 2015-08-19 11:54:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04
○NSns4.gigahost.dk2015-08-19 → 2020-04-14 · 4 obs
● 2015-08-19 11:54:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04
○NSns5.gigahost.dk2015-08-19 → 2020-04-14 · 4 obs
● 2015-08-19 11:54:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04
●MXalt1.aspmx.l.google.com2020-04-14 → 2026-04-11 · 3 obs
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
● 2026-04-11 23:37:04
●MXalt2.aspmx.l.google.com2020-04-14 → 2026-04-11 · 3 obs
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
● 2026-04-11 23:37:04
●MXalt3.aspmx.l.google.com2020-04-14 → 2026-04-11 · 3 obs
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
● 2026-04-11 23:37:04
●MXalt4.aspmx.l.google.com2020-04-14 → 2026-04-11 · 3 obs
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
● 2026-04-11 23:37:04
●MXaspmx.l.google.com2020-04-14 → 2026-04-11 · 3 obs
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
● 2026-04-11 23:37:04
○MXmx1.gigahost.dk2015-08-19 → 2017-04-02 · 4 obs
● 2015-08-19 11:54:36
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
●MXmx1.onlinemail.io2026-04-08 → 2026-04-11 · 3 obs
○ 2020-04-14 05:42:34
● 2026-04-08 03:27:50
● 2026-04-11 23:37:04
○MXmx2.gigahost.dk2015-08-19 → 2017-04-02 · 4 obs
● 2015-08-19 11:54:36
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
●MXmx2.onlinemail.io2026-04-08 → 2026-04-11 · 3 obs
○ 2020-04-14 05:42:34
● 2026-04-08 03:27:50
● 2026-04-11 23:37:04
○MXmx3.gigahost.dk2015-08-19 → 2017-04-02 · 4 obs
● 2015-08-19 11:54:36
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
●A185.21.40.1752026-04-08 → 2026-04-11 · 3 obs
○ 2020-04-14 05:42:34
● 2026-04-08 03:27:50
● 2026-04-11 23:37:04
○A198.185.159.1442017-04-02 → 2017-04-02 · 4 obs
○ 2016-07-27 10:06:54
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
○A198.185.159.1452017-04-02 → 2017-04-02 · 4 obs
○ 2016-07-27 10:06:54
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
○A198.49.23.1442017-04-02 → 2017-04-02 · 4 obs
○ 2016-07-27 10:06:54
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
○A198.49.23.1452017-04-02 → 2017-04-02 · 4 obs
○ 2016-07-27 10:06:54
● 2017-04-02 16:27:36
○ 2020-04-14 05:42:34
○ 2026-04-11 23:37:04
○A217.116.232.2132015-08-19 → 2020-04-14 · 6 obs
● 2015-08-19 11:54:36
● 2016-07-27 10:06:54
○ 2017-04-02 16:27:36
● 2020-04-14 05:42:34
○ 2026-04-08 03:27:50
○ 2026-04-11 23:37:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, s.nic.dk, l.nic.dk...-
kertfri.dkns1.curanet.dk, ns2.curanet.dk-

✅ Authoritative Response

Server:185.25.141.12

NS records: ns1.curanet.dk, ns2.curanet.dk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1810ms | Queries: -

📄 Records

TypeCountSample Data
A1185.21.40.175
NS2ns2.curanet.dk, ns1.curanet.dk
MX7mx2.onlinemail.io (pri: 20), aspmx.l.google.com (pri: 1)...
TXT3v=spf1 a mx include:spf.curanet.dk inclu, apple-domain-verification=r8yfHz9RXQ4JcL...
SOA1ns1.curanet.dk hostmaster.curanet.dk

Analysis

Hierarchy

kertfri.dk is a parent of www.kertfri.dk.

IP Addresses

kertfri.dk points to a single IP address: 185.21.40.175.

Other host names such as mammis.dk, idraets-samvirket.dk, vm1484.enterprisecloud.nu, knebeldrilling.dk and www.vikingforsikring.dk share IP numbers with kertfri.dk.

Name Servers

kertfri.dk is delegated to two name servers: ns1.curanet.dk and ns2.curanet.dk.

kertfri.dk uses the same name server setup as other domains, including macguy.dk, lohals-varmeforsyning.dk, centrum-gf.dk, beatronic.dk and editioncopenhagen.dk.

At least part of the name servers for kertfri.dk are shared with other domains, for instance troldkaer.dk, 8a.dk, rustfribolte.dk, flec.com and asap.as.

These name servers are commonly used alongside the name servers ns1.123hotel.dk.

Host names with two IP numbers:

ns1.curanet.dk points to 2a02:2339:4006:108::123 and 185.25.141.12.

ns2.curanet.dk points to 2a02:2339:1:10f::123:123 and 91.197.248.75.

Mail Servers

kertfri.dk is served by seven mail servers: mx1.onlinemail.io, mx2.onlinemail.io, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

kertfri.dk shares at least some mail servers with other domains, for example brightoncollaboration.org, ns500698.ns500698.ns500698.ns500758.ns500698.ns500698.ns500698.ns500735.ns500576.ns500576.ns500698.ns500698.ns500619.ns500619.ns500652.ns500576.trackreceptor.com, ns500671.ns500671.ns500731.ns500754.ns500671.ns500754.ns500742.ns500705.ns500671.ns500678.ns500671.tenderladiesbz.com, castrelodoval.com and incepto.net.

these mail servers are often used together with aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c1d::1a and 172.253.62.27.

alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26.

alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.27.

alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27.

alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26.

Host names with one IP number:

mx1.onlinemail.io points to 185.21.42.12.

mx2.onlinemail.io points to 46.36.208.16.