mathx.dk

Records from scan: 2026-10-27 12:49:23 · 1111ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mathx.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 28ms

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 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
85.119.155.66	43200s	—	—	—	—	🇩🇪 Germany	—

📧 MX Records#

5 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c05::1a 2a00:1450:4010:c05::1a 64.233.162.27	li-in-f26.1e100.net li-in-x1a.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	3600s	alt1.aspmx.l.google.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
20	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	3600s	aspmx3.googlemail.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1a	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	www.mathx.dk → 85.119.155.66
🔶 Autoconfig	www.mathx.dk → 85.119.155.66

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 251ms

TXT Record
google-site-verification=Z2wvwhKKZ8XFiJ2F3IFODgwTq11fQ1uRbPBOoMFfSFc

✉️ 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#

checked 2026-10-27 12:49:23

www	85.119.155.66 (address records, no CNAME)
www vs bare domain	Same network mathx.dk: 85.119.155.66 www.mathx.dk: 85.119.155.66
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.mathx.dk	www.mathx.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

91ms

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

🏷️ SOA#

28ms

Field	Value
Serial	2026092501
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 2026-10-23 17:20:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-01-12
Expires	2027-01-31 (95d)

🔗 Same registrant#

1 domain

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
inhousesecurity.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

28ms

25ms

29ms

AAAA

28ms

TXT

251ms

CAA

31ms

HTTPS

27ms

TLSA

333ms

SOA

28ms

MTA-STS

48ms

DNSSEC

91ms

SRV

257ms

Total

1111ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-27 12:49:23 shown	1111ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-25 09:43:21	2021ms	2 NS 1 A 5 MX	🔒 Secure
2026-10-23 10:12:09	1844ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-26 03:56:36	1043ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-19 10:07:01	2686ms	2 NS 1 A 5 MX	🔒 Secure
2026-09-05 20:14:37	1355ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-26 11:05:09	1705ms	2 NS 1 A 5 MX	🔒 Secure
2026-08-20 13:29:37	5318ms	2 NS 1 A 5 MX	🔒 Secure
2026-07-26 19:18:35	17439ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-25 07:45:13	753ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-20 06:53:16	786ms	2 NS 1 A 5 MX	🔒 Secure
2026-06-18 02:10:26	1329ms	2 NS 1 A 5 MX	🔒 Secure