sde-tv.dk

📜 Historical scan 2026-08-27 19:09:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sde-tv.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 23 February 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 17 October 2026, when it moved from direct registration at Punktum to ESIS-center. Its website address 87.238.248.80 is hosted by RockyNordic ApS (AS198614) in Denmark. Mail is handled by mxnonexistent.sde-tv.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.esis.dk	185.19.134.2	ns1.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle
ns2.esis.dk	185.19.134.3	ns2.esis.dk	AS199374 Syddansk Erhvervsskole Odense-Vejle

🌍 A Records#

1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
87.238.248.80	3600s	—	AS198614	RockyNordic ApS	87.238.248.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 28ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	3600s	mxnonexistent.sde-tv.dk	87.238.248.80	—	AS198614 RockyNordic ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	87.238.248.80
🔶 Autoconfig	87.238.248.80

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 155ms

TXT Record
inst=Syddansk Erhvervsskole, Munke Mose Alle
uvmid=461401
v=spf1 -all

✉️ SPF#

Policy	Record (sde-tv.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.sde-tv.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r

📬 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 2026-10-17 01:12:19

www	87.238.248.80 (AS198614) (address records, no CNAME)
www vs bare domain	Same network sde-tv.dk: 87.238.248.80 (AS198614) www.sde-tv.dk: 87.238.248.80 (AS198614)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

98ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	1418986636
Primary NS (MNAME)	ns1.esis.dk
Responsible (RNAME)	hostmaster@esis.dk
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-17 01:24:01

Field	Value
Registrar	ESIS-center
Registered	2010-02-23
Expires	2031-02-28 (1592d)

🔗 Same registrant#

30 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
10grindsted.dk	Punktum dk A/S (direct)
10odense.dk	Punktum dk A/S (direct)
10vejle.dk	Punktum dk A/S (direct)
cityofeducatia.dk	Punktum dk A/S (direct)
cvkweb.dk	Punktum dk A/S (direct)
eali.dk	Punktum dk A/S (direct)
educatia.dk	Punktum dk A/S (direct)
esis.dk	Punktum dk A/S (direct)
htxvejle.dk	Punktum dk A/S (direct)
itsvejle.dk	ESIS-center
l-auskurser.dk	Punktum dk A/S (direct)
lauskurser.dk	Punktum dk A/S (direct)
otg.dk	Punktum dk A/S (direct)
ots.dk	Punktum dk A/S (direct)
sdbf.dk	Punktum dk A/S (direct)
sde.dk	Punktum dk A/S (direct)
sdegr10.dk	Punktum dk A/S (direct)
sdegr2.dk	Punktum dk A/S (direct)
sdegr3.dk	Punktum dk A/S (direct)
sdegr4.dk	Punktum dk A/S (direct)
sdegr8.dk	Punktum dk A/S (direct)
sdegr9.dk	Punktum dk A/S (direct)
stabs.dk	Punktum dk A/S (direct)
tegsolution.dk	Punktum dk A/S (direct)
transportuddannelsescenter-fyn.dk	Punktum dk A/S (direct)
transportuddannelsescenter.dk	Punktum dk A/S (direct)
tsev.dk	Punktum dk A/S (direct)
vejlets.dk	Punktum dk A/S (direct)
vtg.dk	Punktum dk A/S (direct)
vucrk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

28ms

AAAA

30ms

TXT

155ms

CAA

35ms

HTTPS

40ms

TLSA

143ms

SOA

0ms

MTA-STS

43ms

DNSSEC

98ms

SRV

55ms

Total

678ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 01:12:19	759ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 22:20:28	3518ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-11 18:22:01	606ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 11:09:47	2896ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-06 06:41:34	458ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 06:37:41	1795ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 05:36:07	826ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 05:16:16	572ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 16:49:07	563ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 16:26:54	886ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 15:49:31	571ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-18 18:09:35	594ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-16 07:33:28	1048ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-13 02:26:10	3298ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 19:43:53	1122ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 19:09:59 shown	678ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 23:40:50	2247ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 18:10:48	881ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-16 02:28:37	741ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-11 03:13:59	6043ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-09 16:39:38	3498ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 17:04:38	1013ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 08:42:49	671ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-22 05:51:58	4707ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-19 03:35:02	2663ms	2 NS 1 A 1 MX	🔒 Secure