tandsletfriskole.dk DNS records

🖥️ Nameservers2 records 157ms

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 125ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.191	3600s	webforward.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 104ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	tandsletfriskole-dk.mail.protection.outlook.com	2a01:111:f403:ca04::f 2a01:111:f403:ca09::26 2a01:111:f403:ca09::6 2a01:111:f403:ca48::c 52.101.103.140 52.101.68.0 52.101.68.12 52.101.68.18	mail-db7pr03cu00507.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00302.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 → 40.104.116.40
🔶 Autoconfig	46.30.213.169

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 183ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	100	5061	sipfed.online.lync.com

📝 TXT Records1 records 356ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (tandsletfriskole.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.tandsletfriskole.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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)

🔐 DNSSEC296ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082802
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

157ms

A

125ms

MX

104ms

AAAA

136ms

TXT

356ms

CAA

137ms

HTTPS

141ms

TLSA

823ms

SOA

0ms

MTA-STS

180ms

DNSSEC

296ms

SRV

183ms

Total

2318ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 19:59:21	2318ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 02:02:47	1134ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 14:47:11	1269ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 23:30:47	796ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:57:06	2250ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 21:59:35	2376ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:14:09	2583ms	2 NS 1 A 1 MX	🔒 Secure	View