fischerserver.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
tanner.ns.cloudflare.com	108.162.195.97 162.159.44.97 172.64.35.97 2606:4700:58::a29f:2c61 2803:f800:50::6ca2:c361 2a06:98c1:50::ac40:2361	tanner.ns.cloudflare.com tanner.ns.cloudflare.com tanner.ns.cloudflare.com tanner.ns.cloudflare.com tanner.ns.cloudflare.com tanner.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tia.ns.cloudflare.com	108.162.192.229 172.64.32.229 173.245.58.229 2606:4700:50::adf5:3ae5 2803:f800:50::6ca2:c0e5 2a06:98c1:50::ac40:20e5	tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com tia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 76ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.26.168	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.137.100	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)2 records 69ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8964	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:1aa8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 61ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.26.168,172.67.137.100 ech=AEX+DQBBXQAgACD4tluV7+N6egP3rjc95AhG8H8rAWHDx+Y5v46cYnx6AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8964,2606:4700:3035::6815:1aa8

📝 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)

🔐 DNSSEC121ms

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	2412840213
Primary NS (MNAME)	tanner.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

53ms

A

76ms

MX

81ms

AAAA

69ms

TXT

240ms

CAA

53ms

HTTPS

61ms

TLSA

56ms

SOA

0ms

MTA-STS

112ms

DNSSEC

121ms

SRV

110ms

Total

774ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 07:07:50	774ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 15:59:19	775ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-22 10:18:27	16917ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-26 03:00:12	1915ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-15 00:15:11	943ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-28 22:18:57	804ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 06:20:30	1306ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 00:49:43	699ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 00:17:06	816ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 13:08:09	790ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:03:19	1126ms	2 NS 2 A 0 MX	🔓 Insecure	View