class-online.dk

📜 Historical scan 2026-08-11 18:14:31  ·  ← Latest scan
🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

class-online.dk is a registered .dk domain whose nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 12 January 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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#

4 records   116ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S

🌍 A Records#

🌍
No A records found

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

194ms
CheckResult
Validation Status❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-26 17:14:39
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2005-01-12
Expires2027-01-31 (96d)

🔗 Same registrant#

41 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
artion.dkSimply.com A/S
auxion.dkPunktum dk A/S (direct)
avbutik.dkSimply.com A/S
c-s-f.dkSimply.com A/S
classonline.dkSimply.com A/S
combutik.dkSimply.com A/S
dk-buy.dkSimply.com A/S
dkbuy.dkSimply.com A/S
easylife-danmark.dkPunktum dk A/S (direct)
easylife-denmark.dkPunktum dk A/S (direct)
firmagym.dkSimply.com A/S
fitness-copenhagen.dkSimply.com A/S
fitness-denmark.dkSimply.com A/S
fitness-direct.dkPunktum dk A/S (direct)
glarmesterbutik.dkSimply.com A/S
gravid-fitness.dkSimply.com A/S
guide2fitness.dkSimply.com A/S
hipowergym.dkSimply.com A/S
holdonline.dkPunktum dk A/S (direct)
hus-dk.dkSimply.com A/S
husdk.dkSimply.com A/S
kangoorobic.dkSimply.com A/S
klovn-poppy.dkSimply.com A/S
klovndaisy.dkSimply.com A/S
klovnlolly.dkSimply.com A/S
motionscykel.dkSimply.com A/S
myauction.dkSimply.com A/S
myauktion.dkPunktum dk A/S (direct)
nyform-motion.dkSimply.com A/S
pccasino.dkSimply.com A/S
pcpoker.dkSimply.com A/S
pool2matic.dkSimply.com A/S
pris-el.dkSimply.com A/S
proejendomsservice.dkSimply.com A/S
rosensoft.dkSimply.com A/S
sennheiser-sport.dkPunktum dk A/S (direct)
sennheiserbutik.dkPunktum dk A/S (direct)
sennheisersport.dkPunktum dk A/S (direct)
slaniastamps.dkSimply.com A/S
slankebehandlinger.dkSimply.com A/S
sportudstyr.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
116ms
A
105ms
MX
103ms
AAAA
155ms
TXT
513ms
CAA
133ms
HTTPS
107ms
TLSA
97ms
SOA
112ms
MTA-STS
117ms
DNSSEC
194ms
SRV
176ms
Total
1534ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-23 21:24:51 10211ms 4 NS 0 A 0 MX ❓ Unknown
2026-09-06 07:26:04 10159ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-26 14:19:11 10092ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-25 22:18:17 1691ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-23 11:47:54 1757ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-22 09:45:09 16903ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-21 09:31:26 1856ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-20 09:02:59 2335ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-19 06:45:52 3236ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-18 04:47:59 4624ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-16 17:38:11 3977ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-15 02:19:13 9857ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-13 19:02:52 1673ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-11 18:14:31 shown 1534ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-10 13:13:28 7096ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-09 13:02:10 3327ms 4 NS 0 A 0 MX ❓ Unknown
2026-08-08 01:48:52 1792ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-31 16:19:08 1539ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-30 00:06:53 17296ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-27 14:00:46 10323ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-26 13:00:49 3273ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-25 12:38:39 9071ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-24 12:09:27 1352ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-23 10:23:56 1343ms 4 NS 0 A 0 MX ❓ Unknown
2026-07-22 03:08:18 4000ms 4 NS 0 A 0 MX ❓ Unknown
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