vtg.dk

📜 Historical scan 2026-10-01 00:41:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vtg.dk is a .dk domain served by 2 nameservers (ns1.esis.dk, ns2.esis.dk). It was registered on 28 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.19.134.149 is hosted by Syddansk Erhvervsskole Odense-Vejle (AS199374) in Denmark. Mail is handled by vtg-dk.mail.protection.outlook.com. 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 43ms

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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.19.134.149	3600s	eali.dk hovsa.eali.dk hovsa.sde-tv.dk test.eali.dk test.sde-tv.dk testdnssec.tuc-fyn.dk	AS199374	Syddansk Erhvervsskole Odense-Vejle	185.19.132.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	vtg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::c 2a01:111:f403:ca3c::6 2a01:111:f403:ca48::8 52.101.103.140 52.101.181.153 52.101.68.21 52.101.91.159	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-zrxpr04cu00106.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

3 records 61ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	100	1	443	autodiscover.sde.dk
_sip._tcp	0	0	5061	sip.vtg.dk
_sip._tcp	0	0	443	sip.vtg.dk

📝 TXT Records#

7 records 168ms

TXT Record
adobe-idp-site-verification=42a470a786b08b1d0ebc38c4e47e68fa11a211afde2f4ee7c08d0a37e118af55
apple-domain-verification=VxFTNAJjeLKaVqJu
google-site-verification=-25t6d5l0mrfy8Hh6el5UARvyocJZOJu3l8lSBgNV4k
google-site-verification=ALhB-1-scGSMJWHw4pgW1NM3S6ti1WT-XCpuSdEBdgg
MS=ms20019685
MS=ms46515002
v=spf1 ip4:185.19.134.44 include:spf.esis.dk -all

✉️ SPF#

Policy	Record (vtg.dk)
-all (hard fail)	v=spf1 ip4:185.19.134.44 include:spf.esis.dk -all

📨 DMARC#

Policy	Record (_dmarc.vtg.dk)
p=reject	v=DMARC1;p=reject;sp=reject;rua=mailto:be7762a8bd@rua.easydmarc.eu;ruf=mailto:be7762a8bd@ruf.easydmarc.eu;fo=1

📬 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 2026-10-18 15:06:13

www	185.19.134.149 (AS199374) (address records, no CNAME)
www vs bare domain	Same network vtg.dk: 185.19.134.149 (AS199374) www.vtg.dk: 185.19.134.149 (AS199374)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-vtg-dk._domainkey.edusde.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

110ms

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

🏷️ SOA#

64ms

Field	Value
Serial	2020051927
Primary NS (MNAME)	ns1.esis.dk
Responsible (RNAME)	hostmaster
Refresh	900s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-12 08:14:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-01-28
Expires	2035-03-31 (3085d)

🔗 Same registrant#

28 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)
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-tv.dk	ESIS-center
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.dk	Punktum dk A/S (direct)
tsev.dk	Punktum dk A/S (direct)
vejlets.dk	Punktum dk A/S (direct)
vucrk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

32ms

40ms

AAAA

40ms

TXT

168ms

CAA

41ms

HTTPS

30ms

TLSA

366ms

SOA

64ms

MTA-STS

50ms

DNSSEC

110ms

SRV

61ms

Total

1096ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 15:06:13	3802ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-17 14:50:00	3980ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-15 13:12:45	1201ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-13 11:08:29	4063ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 08:02:35	1258ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-09 01:25:15	1756ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 01:20:43	1196ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-05 01:04:20	1218ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 00:41:57 shown	1096ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-28 00:03:26	1446ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 23:47:55	930ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 11:41:59	822ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 11:35:16	1732ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-23 11:23:23	1084ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-20 18:19:40	1418ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-17 04:04:42	1711ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 20:19:58	3810ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-05 19:56:16	3961ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 09:49:19	883ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 09:45:53	1541ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 08:39:20	1024ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-24 01:45:09	4907ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-22 22:57:29	1883ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 21:22:54	3251ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-17 08:11:21	3980ms	2 NS 1 A 1 MX	🔒 Secure