lasse-it.dk

📜 Historical scan 2026-10-03 18:39:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

lasse-it.dk is a .dk domain served by 2 nameservers (ns1.lasse-it.dk, ns2.lasse-it.dk). It was registered on 20 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.229.203.91 is hosted by Netnoerden ApS (AS216275) in Denmark. Mail is handled by lasse-it.dk. The zone is DNSSEC-signed and validates, publishes a 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.lasse-it.dk	86.52.61.131	86-52-61-131.norlyscustomer.net	AS39642 Sinal A/S
ns2.lasse-it.dk	2a13:e740:20f:9ca3::2 91.229.203.91	— —	AS216275 Netnoerden ApS AS216275 Netnoerden ApS

🌍 A Records#

1 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.229.203.91	300s	—	AS216275	Netnoerden ApS	91.229.203.0/24	🇩🇰 Denmark	Frederiksberg

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	lasse-it.dk	2a13:e740:20f:9ca3::2 91.229.203.91	— —	AS216275 Netnoerden ApS AS216275 Netnoerden ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	lasse-it.dk → 91.229.203.91
🔶 Autoconfig	lasse-it.dk → 91.229.203.91

🔷 AAAA Records (IPv6)#

1 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a13:e740:20f:9ca3::2	300s	—	AS216275	Netnoerden ApS	2a13:e740:0:0:0:0:0:0/29	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 209ms

TXT Record
google-site-verification=1wTOQfVlAeeQvLGmbidRB0fmNkU8RkI9plQ4renD8kE
v=spf1 a:lasse-it.dk -all

✉️ SPF#

Policy	Record (lasse-it.dk)
-all (hard fail)	v=spf1 a:lasse-it.dk -all

📨 DMARC#

Policy	Record (_dmarc.lasse-it.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:re+lmmza2uqx8v@dmarc.postmarkapp.com; sp=reject; aspf=r;

📬 MTA-STS#

598ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	2017112001
max_age	4809600s
Policy MX	lasse-it.dk

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:postmaster@lasse-it.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-24 07:26:14

www CNAME	lasse-it.dk (all on lasse-it.dk) → 86.52.61.131 91.229.203.91 2a13:e740:20f:9ca3::2 (AS39642 AS216275)
www vs bare domain	Same network lasse-it.dk: 86.52.61.131 91.229.203.91 2a13:e740:20f:9ca3::2 (AS39642 AS216275) www.lasse-it.dk: 86.52.61.131 91.229.203.91 2a13:e740:20f:9ca3::2 (AS39642 AS216275)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~4096 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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.lasse-it.dk	lasse-it.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026021157
Primary NS (MNAME)	ns1.lasse-it.dk
Responsible (RNAME)	root@lasse-it.dk
Refresh	7200s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-22 01:27:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2014-01-20
Expires	2027-01-31 (99d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

36ms

44ms

AAAA

36ms

TXT

209ms

CAA

42ms

HTTPS

51ms

TLSA

69ms

SOA

27ms

MTA-STS

598ms

DNSSEC

118ms

SRV

64ms

Total

3663ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 07:26:14	706ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-23 02:51:34	3052ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-22 01:00:43	2138ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-09 12:09:14	2783ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-04 18:43:10	888ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-03 18:39:18 shown	3663ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 18:17:35	1043ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-29 18:09:30	1524ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 17:31:15	5012ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-07 19:22:55	1089ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-15 17:15:51	1912ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-23 07:55:23	18074ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-04 23:59:55	5730ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 06:00:07	12127ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 00:22:09	1147ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-23 05:14:15	1101ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-19 16:28:48	964ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 22:29:46	3741ms	2 NS 2 A 1 MX	🔒 Secure