erfa.dk DNS records

🖥️ Nameservers2 records 91ms

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 75ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.221.38.92	3600s	s1c5lb1.shopfactory.io	AS48854	team.blue Denmark A/S	185.221.36.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	erfa-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09:: 2a01:111:f403:ca09::24 2a01:111:f403:ca48::a 52.101.103.137 52.101.73.15 52.101.73.155 52.101.73.2	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as9pr07cu00302.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
🔶 Autoconfig	185.221.38.92

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 103ms

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

📝 TXT Records2 records 223ms

TXT Record
MS=ms37509448
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (erfa.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)

🔐 DNSSEC143ms

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

🏷️ SOA0ms

Field	Value
Serial	2020080502
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

91ms

A

75ms

MX

64ms

AAAA

65ms

TXT

223ms

CAA

119ms

HTTPS

143ms

TLSA

604ms

SOA

0ms

MTA-STS

119ms

DNSSEC

143ms

SRV

103ms

Total

1347ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 03:17:23	1347ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 06:47:41	1368ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:09:44	2058ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:05:18	23117ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:01:30	982ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 08:00:56	769ms	2 NS 1 A 1 MX	🔒 Secure	View