er.dk DNS records

🖥️ Nameservers6 records 46ms

Nameserver	IP addresses	PTR	ASN / ISP
a1-208.akam.net	193.108.91.208 2600:1401:2::d0	ns1-208.akam.net a1-208.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a14-65.akam.net	184.26.161.65 2600:1480:1800::41	a14-65.akam.net a14-65.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a18-66.akam.net	2600:1480:4800::42 95.101.36.66	a18-66.akam.net a18-66.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a5-64.akam.net	2600:1480:b000::40 95.100.168.64	ns6-64.akam.net ns6-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a7-65.akam.net	23.61.199.65 2600:1406:32::41	a7-65.akam.net a7-65.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.
a8-64.akam.net	2.16.40.64 2600:1403:a::40	a8-64.akam.net a8-64.akam.net	AS21342 Akamai International B.V. AS21342 Akamai International B.V.

🌍 A Records1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.199.35.128	180s	—	AS8075	Microsoft Corporation	172.196.0.0/14	🇳🇱 The Netherlands	Amsterdam

📧 MX Records2 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	60s	mx07-002b1401.pphosted.com	185.132.180.84	mx07-002b1401.pphosted.com	AS52129 Proofpoint, Inc.
0	60s	mx08-002b1401.pphosted.com	185.183.28.49	mx08-002b1401.pphosted.com	AS52129 Proofpoint, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 70ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	10	0	5061	sip.er.dk

📝 TXT Records3 records 183ms

TXT Record
MS=ms63484269
MS=ms80216133
v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all

✉️ SPF

Policy	Record (er.dk)
-all (hard fail)	v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all

📨 DMARC

Policy	Record (_dmarc.er.dk)
p=none (monitor only)	v=DMARC1; p=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.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)

🔐 DNSSEC2063ms

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

🏷️ SOA0ms

Field	Value
Serial	2025062334
Primary NS (MNAME)	a1-208.akam.net
Responsible (RNAME)	hostmaster@er.dk
Refresh	3600s
Retry	600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

46ms

A

49ms

MX

54ms

AAAA

61ms

TXT

183ms

CAA

49ms

HTTPS

48ms

TLSA

95ms

SOA

0ms

MTA-STS

73ms

DNSSEC

2063ms

SRV

70ms

Total

3087ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 05:32:28	3087ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-07-26 05:28:07	26020ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-07-01 06:30:40	1537ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:19:15	12562ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:08:16	1705ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:05:23	428ms	6 NS 1 A 2 MX	🔓 Insecure	View
2026-06-17 08:00:38	741ms	6 NS 1 A 2 MX	🔓 Insecure	View