aser.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
kay.ns.cloudflare.com	—	—	—
odin.ns.cloudflare.com	—	—	—

🌍 A Records2 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.56.97	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.183.190	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	aser-dk.mail.protection.outlook.com	52.101.68.25 52.101.68.32 52.101.68.39 52.101.73.15	mail-db8pr02cu00101.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)2 records 25ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3861	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—
2606:4700:3032::ac43:b7be	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000::/42	—	—

🔐 HTTPS Records1 records 28ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.56.97,172.67.183.190 ech=AEX+DQBBlwAgACA41AMgc1sbai2CoOVhilCbC1JktSaHjQMIOv4l671bLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3861,2606:4700:3032::ac43:b7be

📝 TXT Records3 records 148ms

TXT Record
_b7q2jnppjw94fpfgebf21xcx5gyxi43
MS=ms31906660
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (aser.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.aser.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:dmarc@elkjar.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)

🔐 DNSSEC99ms

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

🏷️ SOA32ms

Field	Value
Serial	2406073012
Primary NS (MNAME)	kay.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

31ms

A

27ms

MX

31ms

AAAA

25ms

TXT

148ms

CAA

29ms

HTTPS

28ms

TLSA

300ms

SOA

32ms

MTA-STS

42ms

DNSSEC

99ms

SRV

0ms

Total

899ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 03:18:45	859ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-24 16:20:37	3772ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-12 11:09:46	1760ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-02 19:06:53	1505ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-27 23:03:41	9252ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-24 21:53:19	17478ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-19 19:24:58	3839ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-29 01:40:53	1174ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-27 23:13:55	1011ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-27 15:53:58	1567ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 13:44:34	899ms	2 NS 2 A 1 MX	🔒 Secure	View