nielsterp.dk DNS records

🖥️ Nameservers2 records 253ms

Nameserver	IP addresses	PTR	ASN / ISP
fish.ns.cloudflare.com	108.162.194.252 162.159.38.252 172.64.34.252 2606:4700:50::a29f:26fc 2803:f800:50::6ca2:c2fc 2a06:98c1:50::ac40:22fc	fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nikon.ns.cloudflare.com	108.162.195.176 162.159.44.176 172.64.35.176 2606:4700:58::a29f:2cb0 2803:f800:50::6ca2:c3b0 2a06:98c1:50::ac40:23b0	nikon.ns.cloudflare.com nikon.ns.cloudflare.com nikon.ns.cloudflare.com nikon.ns.cloudflare.com nikon.ns.cloudflare.com nikon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 237ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.42.9	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.198.25	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 243ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:2a09	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:c619	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 284ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.42.9,172.67.198.25 ech=AEX+DQBBQgAgACBFdJpwSw1zYh6IjmoL0xOaaaZ2Er38dwNK/Z2tCUKBcgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2a09,2606:4700:3032::ac43:c619

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC351ms

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	2412456395
Primary NS (MNAME)	fish.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

253ms

A

237ms

MX

254ms

AAAA

243ms

TXT

429ms

CAA

218ms

HTTPS

284ms

TLSA

139ms

SOA

0ms

MTA-STS

289ms

DNSSEC

351ms

SRV

288ms

Total

1926ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-18 05:12:08	1926ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-07 04:38:56	1805ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 05:20:34	1373ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-24 07:18:48	1182ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 07:02:37	785ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-24 00:03:57	895ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:29:24	1363ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 15:01:25	721ms	2 NS 2 A 0 MX	🔓 Insecure	View