cbpu.dk DNS records

🖥️ Nameservers4 records 126ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	178.20.218.61 2a01:7cc0:101:ffff::51	ns1.dotserv.com ns1.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns1.dotserv.net	178.20.217.29 2a01:7cc0:101:ffff::52	ns1.dotserv.net ns2.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns2.dotserv.com	193.180.214.21	—	AS44803 Webdock.io ApS
ns2.dotserv.net	162.19.249.51 2001:41d0:701:1100::c89e	ns2.dotserv.net ns2.dotserv.net	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records1 records 79ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
178.20.216.10	3600s	ispc0.dotserv.com	AS21060	Atea A/S	178.20.216.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 79ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	cbpu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::e 2a01:111:f403:ca09::2 2a01:111:f403:ca09::d 52.101.68.25 52.101.68.3 52.101.73.1 52.101.73.28	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 52.98.154.136
🔶 Autoconfig	178.20.216.10

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 557ms

TXT Record
MS=ms21693992
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.cbpu.dk)
p=reject	v=DMARC1; p=reject;

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records2 records 81ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	letsencrypt.org

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC164ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA77ms

Field	Value
Serial	1281015720
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster@dotserv.com
Refresh	14400s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

126ms

A

79ms

MX

79ms

AAAA

79ms

TXT

557ms

CAA

81ms

HTTPS

121ms

TLSA

208ms

SOA

77ms

MTA-STS

89ms

DNSSEC

164ms

SRV

369ms

Total

1310ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-23 00:51:35	1310ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 00:21:10	921ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 19:51:21	2547ms	4 NS 1 A 1 MX	🔓 Insecure	View