blf.dk DNS records

🖥️ Nameservers3 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records1 records 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
198.202.211.1	3507s	—	AS209242	Cloudflare London, LLC	198.202.211.0/24	🇺🇸 United States	—

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	blf-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::20 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.73.19 52.101.73.28 52.101.73.4 52.101.73.8	mail-dbapr03cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 131ms

TXT Record
@MS=ms97709979
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF

Policy	Record (blf.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC

Policy	Record (_dmarc.blf.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:v4tjk1mx@ag.eu.dmarcian.com;

📬 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)

🔐 DNSSEC84ms

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

🏷️ SOA0ms

Field	Value
Serial	2023111435
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

33ms

A

35ms

MX

39ms

AAAA

50ms

TXT

131ms

CAA

50ms

HTTPS

49ms

TLSA

1047ms

SOA

0ms

MTA-STS

56ms

DNSSEC

84ms

SRV

50ms

Total

1641ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:19:07	1641ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 21:27:00	5968ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-01 07:31:53	1436ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 20:31:18	1232ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 02:55:09	1598ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 06:10:11	2519ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 23:06:20	965ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 14:47:04	724ms	3 NS 1 A 1 MX	🔒 Secure	View