tagaskolen.dk DNS records

🖥️ Nameservers2 records 51ms

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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.158	3600s	webcluster1.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tagaskolen-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09::24 2a01:111:f403:ca09::b 52.101.209.153 52.101.68.29 52.101.68.3 52.101.73.15	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.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 → 40.104.116.24
🔶 Autoconfig	46.30.215.158

🔷 AAAA Records (IPv6)1 records 88ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:f6:6b25:bbcc:6878	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

🔌 SRV Records1 records 114ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 238ms

TXT Record
google-site-verification=ZvpYVXFTGG_yu7DLd0XObdpwJRULcPwOp7ShGDlHU9Q
MS=ms69489469
v=spf1 include:spf.protection.outlook.com include:spfinclude.signflow.dk -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.tagaskolen.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=s; aspf=s;

📬 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)

🔐 DNSSEC113ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081405
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

51ms

A

68ms

MX

86ms

AAAA

88ms

TXT

238ms

CAA

55ms

HTTPS

83ms

TLSA

382ms

SOA

0ms

MTA-STS

103ms

DNSSEC

113ms

SRV

114ms

Total

1304ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:18:03	1304ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:57:12	928ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 22:53:25	3351ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 03:45:47	4150ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 15:29:10	3188ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:22:22	1400ms	2 NS 1 A 1 MX	🔒 Secure	View