bluec.dk DNS records

🖥️ Nameservers2 records 64ms

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 81ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.173	3600s	webcluster46.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bluec-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::7 2a01:111:f403:ca09:: 2a01:111:f403:ca09::2 52.101.68.15 52.101.68.18 52.101.73.126 52.101.73.153	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.40

🔷 AAAA Records (IPv6)1 records 119ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:102:806f:c06b:403e:5b35	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 199ms

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

📝 TXT Records2 records 317ms

TXT Record
MS=ms46331100
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (bluec.dk)
-all (hard fail)	v=spf1 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)

🔐 DNSSEC211ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082701
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

64ms

A

81ms

MX

94ms

AAAA

119ms

TXT

317ms

CAA

72ms

HTTPS

126ms

TLSA

809ms

SOA

0ms

MTA-STS

130ms

DNSSEC

211ms

SRV

199ms

Total

1992ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 10:31:03	1992ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 12:03:23	1290ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 03:16:56	1208ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 15:03:15	3701ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 06:18:13	1002ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 01:37:38	2776ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 17:07:12	7090ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 08:02:32	965ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 15:19:24	1832ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 15:11:37	454ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 15:01:45	3451ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 15:00:16	1023ms	2 NS 1 A 1 MX	🔒 Secure	View