undervisningsavisen.dk

📜 Historical scan 2026-10-15 07:11:44  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

undervisningsavisen.dk is a .dk domain served by 2 nameservers (braden.ns.cloudflare.com, lara.ns.cloudflare.com). It was registered on 30 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.221 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   40ms
NameserverIP addressesPTRASN / ISP
braden.ns.cloudflare.com 108.162.195.169
162.159.44.169
172.64.35.169
2606:4700:58::a29f:2ca9
2803:f800:50::6ca2:c3a9
2a06:98c1:50::ac40:23a9		 braden.ns.cloudflare.com
braden.ns.cloudflare.com
braden.ns.cloudflare.com
braden.ns.cloudflare.com
braden.ns.cloudflare.com
braden.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
lara.ns.cloudflare.com 108.162.192.128
172.64.32.128
173.245.58.128
2606:4700:50::adf5:3a80
2803:f800:50::6ca2:c080
2a06:98c1:50::ac40:2080		 lara.ns.cloudflare.com
lara.ns.cloudflare.com
lara.ns.cloudflare.com
lara.ns.cloudflare.com
lara.ns.cloudflare.com
lara.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   42ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.85.221 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.211.192 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   49ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::6815:55dd 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:d3c0 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   29ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.85.221,172.67.211.192 ech=AEX+DQBBBQAgACC+Sh7AvQwOsRrEV42TMG/fYlU3nLjzX0f5/RTg5PbTPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:55dd,2606:4700:3037::ac43:d3c0

📝 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 2026-10-22 07:43:22
www104.21.85.221 172.67.211.192 2606:4700:3034::6815:55dd 2606:4700:3037::ac43:d3c0 (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#

79ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

51ms
FieldValue
Serial2417516075
Primary NS (MNAME)braden.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 07:39:51
FieldValue
RegistrarPerfect Sense AB
Registered2025-08-30
Expires2027-08-29 (305d)

🔗 Same registrant#

39 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
74627111.dkPerfect Sense AB
abonnementstilbud.dkPerfect Sense AB
avg-antivirus.dkPerfect Sense AB
billiggro.dkPerfect Sense AB
byen-under-stjernerne.dkPerfect Sense AB
casinouden-rofus.dkPerfect Sense AB
cocktailsandcakes.dkPerfect Sense AB
coiffurediamond.dkPerfect Sense AB
cona.dkPerfect Sense AB
danotec-import.dkPerfect Sense AB
dyrecentermidt.dkPerfect Sense AB
evitargaming.dkPerfect Sense AB
feelthefeet.dkPerfect Sense AB
flekslog.dkPerfect Sense AB
freshfurn.dkPerfect Sense AB
frulundsbutik.dkPerfect Sense AB
fynshavstf.dkPerfect Sense AB
gettheglow.dkPerfect Sense AB
hal-a.dkPerfect Sense AB
hedenstedrideklub.dkPerfect Sense AB
hidmona.dkPerfect Sense AB
hobordplader.dkPerfect Sense AB
hviid-erstatningsadvokater.dkPerfect Sense AB
lamastone.dkPerfect Sense AB
lbejendomme.dkPerfect Sense AB
lufthavnstransfer.dkPerfect Sense AB
lysfabrikken.dkPerfect Sense AB
madkogebogen.dkPerfect Sense AB
nordiskchampagnesyndikat.dkPerfect Sense AB
nynordiskstrikkefestival.dkPerfect Sense AB
ongadgets.dkPerfect Sense AB
piedi.dkPerfect Sense AB
playerschoice.dkPerfect Sense AB
powercube.dkPerfect Sense AB
schack-trapper.dkPerfect Sense AB
sydfyns-specialfoder.dkPerfect Sense AB
sydhavnensfestival.dkPerfect Sense AB
vandballonen.dkPerfect Sense AB
voxcasino-dansk.dk DeactivatedPerfect Sense AB
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
42ms
MX
32ms
AAAA
49ms
TXT
170ms
CAA
41ms
HTTPS
29ms
TLSA
49ms
SOA
51ms
MTA-STS
60ms
DNSSEC
79ms
SRV
62ms
Total
471ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 07:43:22 923ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-15 07:11:44 shown 471ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-30 17:34:27 587ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-23 18:30:28 2409ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-17 14:02:22 2248ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-16 12:43:18 852ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-02 10:34:47 875ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-26 16:05:09 1442ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-26 12:16:41 804ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-20 17:04:22 478ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-18 07:21:30 2645ms 2 NS 2 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone