blockson.dk DNS records

🖥️ Nameservers2 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
cortney.ns.cloudflare.com	108.162.192.87 172.64.32.87 173.245.58.87 2606:4700:50::adf5:3a57 2803:f800:50::6ca2:c057 2a06:98c1:50::ac40:2057	cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com cortney.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kyle.ns.cloudflare.com	108.162.195.111 162.159.44.111 172.64.35.111 2606:4700:58::a29f:2c6f 2803:f800:50::6ca2:c36f 2a06:98c1:50::ac40:236f	kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com kyle.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.62.189	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.112	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
100	300s	ger-02.malthe.cc	194.15.36.136 2a06:9801:2a3:2::	ger-02.malthe.cc ger-02.malthe.cc	AS58087 Florian Kolb AS202119 Malthe Kragh Tankred

🔷 AAAA Records (IPv6)2 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:8a70	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3ebd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 54ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.62.189,172.67.138.112 ech=AEX+DQBBVAAgACDoxKLAIkAaIhaNMbgHH8jgCAtYlN3rXrrImfbxmjSvWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:8a70,2606:4700:3037::6815:3ebd

📝 TXT Records1 records 196ms

TXT Record
v=spf1 mx a ip4:194.15.36.136 a:ger-02.malthe.cc a:blockson.dk ~all

✉️ SPF

Policy	Record (blockson.dk)
~all (soft fail)	v=spf1 mx a ip4:194.15.36.136 a:ger-02.malthe.cc a:blockson.dk ~all

📨 DMARC

Policy	Record (_dmarc.blockson.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@malthe.cc

📬 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)

🔐 DNSSEC9098ms

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	2412222498
Primary NS (MNAME)	cortney.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

49ms

A

59ms

MX

57ms

AAAA

62ms

TXT

196ms

CAA

47ms

HTTPS

54ms

TLSA

197ms

SOA

0ms

MTA-STS

82ms

DNSSEC

9098ms

SRV

85ms

Total

10407ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:10:50	10407ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-16 00:17:07	5951ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-23 12:59:14	1721ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 09:44:17	1699ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 22:55:01	695ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 02:32:11	2534ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 14:50:02	611ms	2 NS 2 A 1 MX	🔓 Insecure	View