aarsleff.dk

📜 Historical scan 2026-08-25 21:05:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aarsleff.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 92.204.48.76 is hosted by Host Europe GmbH (AS8972) in France. Mail is handled by aarsleff-dk.r-v1.mx.microsoft. 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 107ms

Nameserver	IP addresses	PTR	ASN / ISP
a.portsdns.se	2607:f740:e009::1 45.54.35.101	a.portsdns.se a.portsdns.se	AS63911 NetActuate, Inc AS63911 NetActuate, Inc
b.portsdns.net	2a00:11c0:3d::1 94.16.23.1	b.portsdns.net b.portsdns.net	AS42354 Anexia Cloud Solutions GmbH AS42354 Anexia Cloud Solutions GmbH

🌍 A Records#

1 records 256ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
92.204.48.76	2160s	server17.aspnethotel.dk	AS8972	Host Europe GmbH	92.204.48.0/22	🇫🇷 France	Strasbourg

📧 MX Records#

1 records 129ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	aarsleff-dk.r-v1.mx.microsoft	2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca09::8 2a01:111:f403:ca09::e 52.101.103.140 52.101.68.27 52.101.73.12 52.101.73.28	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-am7pr05cu00204.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

📝 TXT Records#

7 records 368ms

TXT Record
5I1Z2TG8NNYgfVQBwCdDUO2OsnXUrYB8dqcyau5b5KizkndA3SIdbaD89ntItjV7iojswDqJnanNi78rqofjow==
autodesk-domain-verification=YdcBzNFhgzEXkJTSUOYd
CISJRg8b+EeV7r6FEdwCSiNwhH4yFx60d07+v+NKmA2yeW86dbYtKsJRtVYciiSmLqv9LACQMddaFw5q4gF40w==
google-site-verification=w3_dob6UJ9LARhSGDlXD2av6zB14-F0TASHWsMdoJnI
MS=ms68026137
v=spf1 include:aarsleff.com ~all
zlykmt19cw1rscsgvlt99n8m4kj9f6m3

✉️ SPF#

Policy	Record (aarsleff.dk)
~all (soft fail)	v=spf1 include:aarsleff.com ~all

📨 DMARC#

Policy	Record (_dmarc.aarsleff.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-rapport@aarsleff.com; adkim=s;

📬 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 2026-10-07 18:57:31

www CNAME	aarsleff.dk (all on aarsleff.dk) → 92.204.48.76 (AS8972)
www vs bare domain	Same network aarsleff.dk: 92.204.48.76 (AS8972) www.aarsleff.dk: 92.204.48.76 (AS8972)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 8/10 · policy: ~all

warn 8 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

4 records 216ms

Service / Owner	Type	Cert association
SMTP _25._tcp.aarsleff-dk.r-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.aarsleff-dk.r-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.aarsleff-dk.r-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.aarsleff-dk.r-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC#

379ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082500
Primary NS (MNAME)	a.portsdns.se
Responsible (RNAME)	registry@ports.net
Refresh	10800s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	28800s

📋 Registration#

WHOIS fetched 2026-10-14 12:02:49

Field	Value
Registrar	Abion AB
Registered	1998-02-16
Expires	2027-03-31 (163d)

🔗 Same registrant#

16 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
aarsleffbyggeri.dk	Abion AB
aarsleffpipe.dk	Abion AB
aarsleffrail.dk	Abion AB
banekonsortiet.dk	Abion AB
bluelight-international.dk	Abion AB
cptest.dk	Abion AB
dan-jord.dk	Abion AB
eactrading.dk	Abion AB
eklink.dk	Abion AB
paaprojectfinance.dk	Abion AB
perogliseaarsleffsfond.dk	Abion AB
roerteknik.dk	Abion AB
ttinspect.dk	Abion AB
vg-e.dk	Abion AB
vg-entreprenor.dk	Abion AB
wicoteckirkebjerg.dk	Abion AB

📋 WHOIS#

⏱️ Lookup Timing#

107ms

256ms

129ms

AAAA

114ms

TXT

368ms

CAA

116ms

HTTPS

300ms

TLSA

216ms

SOA

0ms

MTA-STS

137ms

DNSSEC

379ms

SRV

958ms

Total

2084ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 17:07:31	1064ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 16:59:27	852ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 04:24:07	1084ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 04:10:29	1276ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-27 15:20:12	812ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 23:58:41	4480ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 21:05:20 shown	2084ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-23 19:45:34	5874ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-29 17:54:35	3071ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-26 16:28:41	1868ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-24 15:43:48	3679ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-30 13:11:00	1163ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-27 10:17:12	978ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 23:40:41	2290ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:57:16	2105ms	2 NS 1 A 1 MX	🔒 Secure