sprogseminar.dk DNS records

🖥️ Nameservers2 records 47ms

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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.140.127	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records2 records 70ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	ms17061286.msv1.invalid.outlook.com	—	—	—
10	3600s	sprogseminar-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca04::f 2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 52.101.68.10 52.101.73.1 52.101.73.6 52.101.73.8	mail-db6pr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-am0pr04cu00500.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

🔷 AAAA Records (IPv6)1 records 66ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:7::7d	3600s	—	AS13335	Cloudflare, Inc.	2606:4700:0:0:0:0:0:0/41	—	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 175ms

TXT Record
ubivox-site-verification=z-rEEcECFidme5Wa4aT_eXsdR
v=spf1 include:spf.ubivox.com include:spf.dandomain.dk include:spf.protection.outlook.com -all

✉️ SPF

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

📨 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)

🔐 DNSSEC92ms

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

🏷️ SOA46ms

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

📋 RegistrationWHOIS fetched 2026-07-12 18:22:14

Field	Value
Registrar	ONE.COM A/S
Registered	1997-02-24
Expires	2027-03-31 (206d)

📋 WHOIS

⏱️ Lookup Timing

NS

47ms

A

57ms

MX

70ms

AAAA

66ms

TXT

175ms

CAA

47ms

HTTPS

62ms

TLSA

405ms

SOA

46ms

MTA-STS

70ms

DNSSEC

92ms

SRV

80ms

Total

5464ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-17 09:10:21	5464ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-12 05:10:55	4129ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 22:17:51	1731ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 18:21:38	17033ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 07:13:15	840ms	2 NS 1 A 2 MX	🔒 Secure	View