roundnet.dk

📜 Historical scan 2026-06-25 14:37:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

roundnet.dk is a .dk domain served by 2 nameservers (thea.ns.cloudflare.com, uriah.ns.cloudflare.com). It was registered on 19 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.100 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 51ms

Nameserver	IP addresses	PTR	ASN / ISP
thea.ns.cloudflare.com	108.162.194.247 162.159.38.247 172.64.34.247 2606:4700:50::a29f:26f7 2803:f800:50::6ca2:c2f7 2a06:98c1:50::ac40:22f7	thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com thea.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uriah.ns.cloudflare.com	108.162.195.194 162.159.44.194 172.64.35.194 2606:4700:58::a29f:2cc2 2803:f800:50::6ca2:c3c2 2a06:98c1:50::ac40:23c2	uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.ns.cloudflare.com uriah.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.100	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.148.191	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1d64	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:94bf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 25ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.100,172.67.148.191 ech=AEX+DQBBBQAgACDMmzeFpIQBzJgqEZ2OHE2gx7fW6YiwsChX7la7Z63IGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1d64,2606:4700:3035::ac43:94bf

📝 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 2026-10-10 04:56:38

www	104.21.29.100 172.67.148.191 2606:4700:3033::ac43:94bf 2606:4700:3034::6815:1d64 (AS13335) (address records, no CNAME)
www vs bare domain	Same network roundnet.dk: 104.21.29.100 172.67.148.191 2606:4700:3033::ac43:94bf 2606:4700:3034::6815:1d64 (AS13335) www.roundnet.dk: 104.21.29.100 172.67.148.191 2606:4700:3033::ac43:94bf 2606:4700:3034::6815:1d64 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

94ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2407705553
Primary NS (MNAME)	thea.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 19:34:10

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-08-19
Expires	2027-08-31 (316d)

🔗 Same registrant#

493 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).

Domain	Registrar
13z.dk	Punktum dk A/S (direct)
1feriebolig.dk	Punktum dk A/S (direct)
1net.dk	Punktum dk A/S (direct)
1outlets.dk	Punktum dk A/S (direct)
2convert.dk	Punktum dk A/S (direct)
3up.dk	Punktum dk A/S (direct)
60dage.dk	Punktum dk A/S (direct)
99s.dk	Punktum dk A/S (direct)
aabne-samlinger.dk	Punktum dk A/S (direct)
aarhus-gulvservice.dk	Punktum dk A/S (direct)
abcu.dk	Punktum dk A/S (direct)
ac-fan.dk	Punktum dk A/S (direct)
acaao.dk	Punktum dk A/S (direct)
acoustudio.dk	Punktum dk A/S (direct)
addvaleur.dk	Punktum dk A/S (direct)
agatplus.dk	Punktum dk A/S (direct)
agentcherub.dk	Punktum dk A/S (direct)
ai-linkbuilding.dk	dns.services ApS
airgaze.dk	Punktum dk A/S (direct)
aktie-app.dk	Punktum dk A/S (direct)
aktie-udbytte.dk	Punktum dk A/S (direct)
aktionslaering.dk	Punktum dk A/S (direct)
almende.dk	Punktum dk A/S (direct)
amerikanske-aktier.dk	Punktum dk A/S (direct)
anetteqvick.dk	Punktum dk A/S (direct)
anjadahlgaard.dk	Punktum dk A/S (direct)
apfel-hk.dk	Punktum dk A/S (direct)
aplodesign.dk	Punktum dk A/S (direct)
appsdevelopment.dk	Punktum dk A/S (direct)
artikel-linkbuilding.dk	dns.services ApS
asmussenonline.dk	Punktum dk A/S (direct)
atmosphaera.dk	Punktum dk A/S (direct)
atterbakken.dk	Punktum dk A/S (direct)
autooffer.dk	Punktum dk A/S (direct)
bachblomsterremedier.dk	Punktum dk A/S (direct)
bagemåtte.dk	Punktum dk A/S (direct)
bagepapir.dk	Punktum dk A/S (direct)
basiclearning.dk	Punktum dk A/S (direct)
basicwallpapers.dk	Punktum dk A/S (direct)
basis-bolig.dk	Punktum dk A/S (direct)
bballzone.dk	Punktum dk A/S (direct)
bedside-crib.dk	Punktum dk A/S (direct)
bedste-feriebyer.dk	Punktum dk A/S (direct)
bedste-kæledyrsudstyr.dk	Punktum dk A/S (direct)
bedste-linkbuilding.dk	dns.services ApS
bedste-træningsudstyr.dk	Punktum dk A/S (direct)
belysningsmaterial.dk	Punktum dk A/S (direct)
bestinclass.dk	Punktum dk A/S (direct)
betapp.dk	Punktum dk A/S (direct)
bezh.dk	Punktum dk A/S (direct)
billig-ferie-i-udlandet.dk	Punktum dk A/S (direct)
billig-håndværker.dk	Punktum dk A/S (direct)
billig-linkbuilding-service-i-danmark.dk	dns.services ApS
billig-mode.dk	Punktum dk A/S (direct)
billig-personlig-pleje.dk	Punktum dk A/S (direct)
billige-designermøbler.dk	Punktum dk A/S (direct)
billige-plejeprodukter.dk	Punktum dk A/S (direct)
biludlejningkreta.dk	Punktum dk A/S (direct)
biomega.dk	Punktum dk A/S (direct)
bisstream.dk	Punktum dk A/S (direct)
bjergesoehus.dk	Punktum dk A/S (direct)
bloggerland.dk	Punktum dk A/S (direct)
blogguide.dk	Punktum dk A/S (direct)
blogide.dk	Punktum dk A/S (direct)
bluepixel.dk	Punktum dk A/S (direct)
boerne-toej.dk	Punktum dk A/S (direct)
boernebogklub.dk	Punktum dk A/S (direct)
boligboligbolig.dk	Punktum dk A/S (direct)
boligservicebogen.dk	Punktum dk A/S (direct)
boogiloo.dk	Punktum dk A/S (direct)
boostadventure.dk	Punktum dk A/S (direct)
brandavenue.dk	Punktum dk A/S (direct)
brandngrow.dk	Punktum dk A/S (direct)
brasidor.dk	Punktum dk A/S (direct)
brugdinrampe.dk	Punktum dk A/S (direct)
buit.dk	Punktum dk A/S (direct)
bulgarianwine.dk	Punktum dk A/S (direct)
bureau-1.dk	Punktum dk A/S (direct)
businessbroen.dk	Punktum dk A/S (direct)
businesskatapult.dk	Punktum dk A/S (direct)
businessstressexpress.dk	Punktum dk A/S (direct)
byens-biler.dk	Punktum dk A/S (direct)
bysinne.dk	Punktum dk A/S (direct)
bæredygtighed-modstandsdygtighed.dk	Punktum dk A/S (direct)
caminovandringer.dk	Punktum dk A/S (direct)
canisport.dk	Punktum dk A/S (direct)
cars4business.dk	Punktum dk A/S (direct)
casino-bob.dk	dns.services ApS
caviarpris.dk	Punktum dk A/S (direct)
cenaturio.dk	Punktum dk A/S (direct)
centerdata.dk	Punktum dk A/S (direct)
centrumdemokraterne.dk	Punktum dk A/S (direct)
chrennbjerg.dk	Punktum dk A/S (direct)
chrisweb.dk	Punktum dk A/S (direct)
city-driver.dk	Punktum dk A/S (direct)
ckfklima.dk	Punktum dk A/S (direct)
cledesign.dk	Punktum dk A/S (direct)
cm-carparts.dk	Punktum dk A/S (direct)
co4.dk	Punktum dk A/S (direct)
cobury.dk	Punktum dk A/S (direct)

Showing 100 of 493.

📋 WHOIS#

⏱️ Lookup Timing#

51ms

35ms

48ms

AAAA

31ms

TXT

135ms

CAA

39ms

HTTPS

25ms

TLSA

40ms

SOA

0ms

MTA-STS

60ms

DNSSEC

94ms

SRV

56ms

Total

707ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:15:11	548ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 05:07:39	673ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-06 16:08:53	568ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 09:41:58	795ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-03 18:59:28	2566ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 06:42:49	980ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-28 09:34:24	816ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-25 14:37:38 shown	707ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-23 04:59:03	1148ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-22 22:26:12	13345ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-22 19:05:26	1119ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 11:52:40	766ms	2 NS 2 A 0 MX	🔓 Insecure