laegekurser.dk DNS records

🖥️ Nameservers2 records 43ms

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 Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.102.21.212	43200s	—	AS8075	Microsoft Corporation	23.102.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records5 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c08::1a 2a00:1450:4010:c08::1a	yulpptr-in-f26.1e100.net lg-in-x1a.1e100.net lg-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.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
10	43200s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	23.102.21.212
🔶 Autoconfig	23.102.21.212

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 213ms

TXT Record
google-site-verification=5UsPNb41fgGNqiaRVyftdKyIZWSdv5N7ht58wYn1K8o

✉️ 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

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

45ms

MX

59ms

AAAA

39ms

TXT

213ms

CAA

38ms

HTTPS

43ms

TLSA

171ms

SOA

0ms

MTA-STS

62ms

DNSSEC

81ms

SRV

85ms

Total

1047ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 20:39:14	1047ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-25 12:46:14	782ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-08-12 10:58:23	1168ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-24 17:05:16	5180ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-18 17:34:30	2935ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-07-13 16:32:44	5078ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 08:32:05	613ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-24 02:52:45	1118ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 21:53:50	758ms	2 NS 1 A 5 MX	🔒 Secure	View