sanktnikolajskole.dk DNS records

🖥️ Nameservers2 records 189ms

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 176ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.208	3600s	webcluster1.webpod18-cph3.g1i.one	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sanktnikolajskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::e 2a01:111:f403:ca09::4 2a01:111:f403:ca09::8 52.101.103.140 52.101.68.0 52.101.68.21 52.101.73.11	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am1pr04cu00103.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

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.253.56

🔷 AAAA Records (IPv6)1 records 174ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:108:84:b38c:a6de:d1fc	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 358ms

TXT Record
google-site-verification=hbEKTCXd18XN2ub1brNqgvDUiFKkrRNIlJbCcL9ilao
P-YKJ8XQvkXv
SOA=1776146833 ; SOA SERIAL
v=spf1 mx a include:spf.permido.com include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (sanktnikolajskole.dk)
-all (hard fail)	v=spf1 mx a include:spf.permido.com include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.sanktnikolajskole.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@sanktnikolajskole.dk; ruf=mailto:dmarc-reports@sanktnikolajskole.dk

📬 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)

🔐 DNSSEC343ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082201
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

189ms

A

176ms

MX

70ms

AAAA

174ms

TXT

358ms

CAA

82ms

HTTPS

129ms

TLSA

168ms

SOA

0ms

MTA-STS

252ms

DNSSEC

343ms

SRV

295ms

Total

3337ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 02:07:10	3337ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 13:18:46	4104ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 16:34:54	2154ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 13:56:04	2893ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 16:23:59	7123ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 21:20:15	4812ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 21:35:19	1231ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:47:25	1119ms	2 NS 1 A 1 MX	🔒 Secure	View