dbukoebenhavn.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.scannet2.dk	185.25.141.9 2a02:2339:4006:10d::4171:4171	ns1.scannet.dk ns1.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.scannet2.dk	2a02:2339:1:112:0:5:1:b11 91.197.248.72	ns2.scannet.dk ns2.scannet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.19.191.28	3600s	—	AS13335	Cloudflare, Inc.	104.16.0.0/14	—	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dbukoebenhavn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.10 52.101.68.21 52.101.68.32 52.101.68.36	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 65ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	autodiscover.outlook.com
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 112ms

TXT Record
DKr7OZd5i5MpIRdKUPGYhFqPTPF/vvHAT+ZUVzWB5ft89i9Y+qV0kDkp8Rbn82XGVa7d4SpS+QtkqPZrlo93pA==
fArRBIVrJmmxWcqztux/cDIrzwFS+GtzySdxp1rpj88=
google-site-verification=KEV3nlkW-OXj4F9ArfgYn6_M-_z8i0si6ZtaAnJJn-g
MS=ms61508937
v=spf1 ip4:87.54.50.122 ip4:87.54.50.123 ip4:10.75.2.11 ip4:10.75.2.10 include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:dedicated.mysmtp.com -all
y6AIQu5kM0uV+D2WwRGDH2+jFDbkKY0IIVfU8IG8Ifo=

✉️ SPF

Policy	Record (dbukoebenhavn.dk)
-all (hard fail)	v=spf1 ip4:87.54.50.122 ip4:87.54.50.123 ip4:10.75.2.11 ip4:10.75.2.10 include:spf.protection.outlook.com include:sendgrid.net include:servers.mcsv.net include:dedicated.mysmtp.com -all

📨 DMARC

Policy	Record (_dmarc.dbukoebenhavn.dk)
p=quarantine	v=DMARC1; p=quarantine; adkim=r; aspf=r; rua=mailto:6891c48d51a6f@dmarc-dk.centerasecurity.com; ruf=mailto:6891c48d51a6f@dmarc-dk.centerasecurity.com; fo=0; pct=100; ri=86400

📬 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)

🔐 DNSSEC114ms

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

🏷️ SOA45ms

Field	Value
Serial	2025102801
Primary NS (MNAME)	ns.scannet2.dk
Responsible (RNAME)	hostmaster@scannet.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

27ms

A

45ms

MX

40ms

AAAA

43ms

TXT

112ms

CAA

41ms

HTTPS

27ms

TLSA

287ms

SOA

45ms

MTA-STS

48ms

DNSSEC

114ms

SRV

65ms

Total

825ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-29 08:36:16	825ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 08:24:36	970ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 02:05:09	1036ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:15:17	1719ms	2 NS 1 A 1 MX	🔒 Secure	View