mdahl.dk

📜 Historical scan 2026-10-07 10:25:27 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mdahl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 24 August 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.88.14.78 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, has no 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 141ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.88.14.78	43200s	—	AS3292	TDC Holding A/S	193.88.0.0/15	🇩🇰 Denmark	—

📧 MX Records#

7 records 140ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.152.27 2a00:1450:4010:c22::1a	yulpptr-in-f27.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx4.googlemail.com	192.179.20.27 2404:6800:4000:1027::1a	ncboms-in-f27.1e100.net ncboms-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx5.googlemail.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mdahl.dk → 193.88.14.78
🔶 Autoconfig	mdahl.dk → 193.88.14.78

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 356ms

TXT Record
google-site-verification=UlCukQp5lOniDgl5AFHUisnmb2KK4eA4orBzxvlqYNY

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 02:31:23

www	46.30.211.38 (AS51468) (address records, no CNAME)
www vs bare domain	Different networks mdahl.dk: 193.88.14.78 (AS3292) www.mdahl.dk: 46.30.211.38 (AS51468) (all like this)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.mdahl.dk	mdahl.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

252ms

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

🏷️ SOA#

70ms

Field	Value
Serial	2026100601
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 10:31:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-08-24
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

141ms

80ms

140ms

AAAA

71ms

TXT

356ms

CAA

98ms

HTTPS

100ms

TLSA

301ms

SOA

70ms

MTA-STS

154ms

DNSSEC

252ms

SRV

170ms

Total

2308ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 02:31:23	860ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-09 10:52:11	1255ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-07 10:25:27 shown	2308ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-21 15:36:34	2993ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-08 08:02:45	1151ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-28 03:58:13	1059ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-07 19:03:38	5693ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-16 11:35:15	9349ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-08 19:00:15	9518ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-20 05:57:30	1323ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-17 14:41:38	1482ms	2 NS 1 A 7 MX	🔒 Secure