ostbv.dk DNS records

🖥️ Nameservers2 records 385ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 367ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.89.60.93	3600s	—	AS3292	TDC Holding A/S	193.88.0.0/15	🇩🇰 Denmark	Hvidovre

📧 MX Records1 records 308ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ostbv-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca04::c 52.101.68.27 52.101.73.1 52.101.73.15 52.101.73.26	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 52.97.189.104

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 474ms

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

📝 TXT Records7 records 1290ms

TXT Record
apple-domain-verification=rBhdfFifLm5OTQMl
bw=NrEd5RQiv5Bez1RnTfs54FYUen7NcSin9KPsl7WsuhHT
google-site-verification=DnGM3v7wTULEDZcFdKSFpqTOTSZUFcJhCVzQeCpaVG4
kh1wrsp338q5lq0std3ctfp94phfvd50
lc5sfnmqwjwlj507285gtzbhlc0v4wzr
MS=ms62027095
v=spf1 a:mail.vagtcentralen.dk ip4:80.199.154.180 ip4:193.89.60.91 ip4:131.164.244.251 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (ostbv.dk)
~all (soft fail)	v=spf1 a:mail.vagtcentralen.dk ip4:80.199.154.180 ip4:193.89.60.91 ip4:131.164.244.251 include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.ostbv.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;pct=100;rua=mailto:it@ostbv.dk;ruf=mailto:it@ostbv.dk;ri=86400;fo=1;

📬 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)

🔐 DNSSEC1222ms

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

🏷️ SOA332ms

Field	Value
Serial	2026061201
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

385ms

A

367ms

MX

308ms

AAAA

296ms

TXT

1290ms

CAA

369ms

HTTPS

424ms

TLSA

676ms

SOA

332ms

MTA-STS

369ms

DNSSEC

1222ms

SRV

474ms

Total

5750ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 12:44:22	5750ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 20:39:33	1177ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:30:52	899ms	2 NS 1 A 1 MX	⚠️ Bogus	View
2026-06-18 04:04:04	963ms	2 NS 1 A 1 MX	🔒 Secure	View