co4.dk

📜 Historical scan 2026-09-07 11:15:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

co4.dk is a .dk domain served by 2 nameservers (evelyn.ns.cloudflare.com, sid.ns.cloudflare.com). It was registered on 3 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.12.25 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   119ms
NameserverIP addressesPTRASN / ISP
evelyn.ns.cloudflare.com 108.162.194.213
162.159.38.213
172.64.34.213
2606:4700:50::a29f:26d5
2803:f800:50::6ca2:c2d5
2a06:98c1:50::ac40:22d5		 evelyn.ns.cloudflare.com
evelyn.ns.cloudflare.com
evelyn.ns.cloudflare.com
evelyn.ns.cloudflare.com
evelyn.ns.cloudflare.com
evelyn.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sid.ns.cloudflare.com 108.162.193.143
172.64.33.143
173.245.59.143
2606:4700:58::adf5:3b8f
2803:f800:50::6ca2:c18f
2a06:98c1:50::ac40:218f		 sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com
sid.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   115ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.12.25 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.151.82 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   110ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::ac43:9752 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:c19 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   112ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.12.25,172.67.151.82 ech=AEX+DQBB/QAgACBQg3ellCXeJRvOlB8Yey3fqdstHk0RSbjpD9BEyTN8DwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9752,2606:4700:3036::6815:c19

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 10:13:45
www104.21.12.25 172.67.151.82 2606:4700:3030::ac43:9752 2606:4700:3036::6815:c19 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

181ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413862598
Primary NS (MNAME)evelyn.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 14:52:21
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2025-10-03
Expires2027-10-02 (344d)

🔗 Same registrant#

699 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
13z.dkPunktum dk A/S (direct)
1feriebolig.dkPunktum dk A/S (direct)
1net.dkPunktum dk A/S (direct)
1outlets.dkPunktum dk A/S (direct)
2convert.dkPunktum dk A/S (direct)
2wheels1world.dkPunktum dk A/S (direct)
3up.dkPunktum dk A/S (direct)
60dage.dkPunktum dk A/S (direct)
99s.dkPunktum dk A/S (direct)
aabne-samlinger.dkPunktum dk A/S (direct)
aarhus-gulvservice.dkPunktum dk A/S (direct)
abcu.dkPunktum dk A/S (direct)
ac-fan.dkPunktum dk A/S (direct)
acaao.dkPunktum dk A/S (direct)
acoustudio.dkPunktum dk A/S (direct)
addvaleur.dkPunktum dk A/S (direct)
admaker.dkPunktum dk A/S (direct)
agatplus.dkPunktum dk A/S (direct)
agentcherub.dkPunktum dk A/S (direct)
ai-linkbuilding.dkdns.services ApS
airgaze.dkPunktum dk A/S (direct)
aktie-anbefalinger.dkPunktum dk A/S (direct)
aktie-app.dkPunktum dk A/S (direct)
aktie-udbytte.dkPunktum dk A/S (direct)
aktionslaering.dkPunktum dk A/S (direct)
almende.dkPunktum dk A/S (direct)
amagerlinedancers.dkPunktum dk A/S (direct)
amda.dkPunktum dk A/S (direct)
amerikanske-aktier.dkPunktum dk A/S (direct)
anetteqvick.dkPunktum dk A/S (direct)
anjadahlgaard.dkPunktum dk A/S (direct)
annettekruse.dkPunktum dk A/S (direct)
apfel-hk.dkPunktum dk A/S (direct)
aplodesign.dkPunktum dk A/S (direct)
appsdevelopment.dkPunktum dk A/S (direct)
artikel-linkbuilding.dkdns.services ApS
asmussenonline.dkPunktum dk A/S (direct)
atmosphaera.dkPunktum dk A/S (direct)
atterbakken.dkPunktum dk A/S (direct)
autooffer.dkPunktum dk A/S (direct)
autostol-9-36-kg.dkPunktum dk A/S (direct)
bachblomsterremedier.dkPunktum dk A/S (direct)
bagemåtte.dkPunktum dk A/S (direct)
bagepapir.dkPunktum dk A/S (direct)
bakuri.dkPunktum dk A/S (direct)
basiclearning.dkPunktum dk A/S (direct)
basicwallpapers.dkPunktum dk A/S (direct)
basis-bolig.dkPunktum dk A/S (direct)
bballzone.dkPunktum dk A/S (direct)
bedside-crib.dkPunktum dk A/S (direct)
bedste-feriebyer.dkPunktum dk A/S (direct)
bedste-kæledyrsudstyr.dkPunktum dk A/S (direct)
bedste-linkbuilding.dkdns.services ApS
bedste-personlig-pleje.dkPunktum dk A/S (direct)
bedste-træningsudstyr.dkPunktum dk A/S (direct)
bedste-træningsøvelser.dkPunktum dk A/S (direct)
belysningsmaterial.dkPunktum dk A/S (direct)
bestinclass.dkPunktum dk A/S (direct)
betapp.dkPunktum dk A/S (direct)
bezh.dkPunktum dk A/S (direct)
billig-bil.dkPunktum dk A/S (direct)
billig-ferie-i-udlandet.dkPunktum dk A/S (direct)
billig-håndværker.dkPunktum dk A/S (direct)
billig-linkbuilding-service-i-danmark.dkdns.services ApS
billig-mode.dkPunktum dk A/S (direct)
billig-personlig-pleje.dkPunktum dk A/S (direct)
billige-designermøbler.dkPunktum dk A/S (direct)
billige-plejeprodukter.dkPunktum dk A/S (direct)
billigt-kæledyrsudstyr.dkPunktum dk A/S (direct)
biludlejningkreta.dkPunktum dk A/S (direct)
biomega.dkPunktum dk A/S (direct)
bisstream.dkPunktum dk A/S (direct)
bjergesoehus.dkPunktum dk A/S (direct)
blad-journal.dkPunktum dk A/S (direct)
bloggerland.dkPunktum dk A/S (direct)
blogguide.dkPunktum dk A/S (direct)
blogide.dkPunktum dk A/S (direct)
blogreklame.dkPunktum dk A/S (direct)
bluepixel.dkPunktum dk A/S (direct)
boerne-toej.dkPunktum dk A/S (direct)
boerne.dkPunktum dk A/S (direct)
boernebogklub.dkPunktum dk A/S (direct)
boernefamilien.dkPunktum dk A/S (direct)
boernoghave.dkPunktum dk A/S (direct)
boksekampen.dkPunktum dk A/S (direct)
boligboligbolig.dkPunktum dk A/S (direct)
boligservicebogen.dkPunktum dk A/S (direct)
boogiloo.dkPunktum dk A/S (direct)
boostadventure.dkPunktum dk A/S (direct)
brandavenue.dkPunktum dk A/S (direct)
brandngrow.dkPunktum dk A/S (direct)
brasidor.dkPunktum dk A/S (direct)
brugdinrampe.dkPunktum dk A/S (direct)
buit.dkPunktum dk A/S (direct)
bulgarianwine.dkPunktum dk A/S (direct)
bureau-1.dkPunktum dk A/S (direct)
businessbroen.dkPunktum dk A/S (direct)
businesskatapult.dkPunktum dk A/S (direct)
businessstressexpress.dkPunktum dk A/S (direct)
byens-biler.dkPunktum dk A/S (direct)

Showing 100 of 699.

📋 WHOIS#

⏱️ Lookup Timing#

NS
119ms
A
115ms
MX
135ms
AAAA
110ms
TXT
283ms
CAA
125ms
HTTPS
112ms
TLSA
62ms
SOA
0ms
MTA-STS
149ms
DNSSEC
181ms
SRV
154ms
Total
1488ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 10:13:45 402ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-28 05:41:38 2427ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-16 15:15:58 513ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-07 11:15:04 shown 1488ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-03 20:42:52 2895ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-29 18:57:13 931ms 4 NS 1 A 1 MX 🔓 Insecure
2026-06-16 21:36:19 598ms 4 NS 1 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone