fb-it.dk DNS records

🖥️ Nameservers2 records 42ms

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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
192.254.186.42	600s	192-254-186-42.unifiedlayer.com	AS31898	Oracle Corporation	192.254.184.0/21	🇺🇸 United States	Phoenix

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	fbit-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::4 2a01:111:f403:ca09::1 2a01:111:f403:ca48::a 52.101.181.153 52.101.68.21 52.101.68.32 52.101.68.5	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du2pr03cu00105.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 → 40.104.116.56
🔶 Autoconfig	192.254.186.42

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 69ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 178ms

TXT Record
MS=ms69903864
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (fb-it.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)

🔐 DNSSEC86ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032401
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

42ms

A

52ms

MX

46ms

AAAA

36ms

TXT

178ms

CAA

50ms

HTTPS

47ms

TLSA

373ms

SOA

0ms

MTA-STS

59ms

DNSSEC

86ms

SRV

69ms

Total

1045ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 02:52:30	1045ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 07:39:12	1654ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:07:36	1069ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 01:33:49	951ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 19:19:14	1677ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:44:05	2378ms	2 NS 1 A 1 MX	⚠️ Bogus	View