fischer.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
gina.ns.cloudflare.com	108.162.192.117 172.64.32.117 173.245.58.117 2606:4700:50::adf5:3a75 2803:f800:50::6ca2:c075 2a06:98c1:50::ac40:2075	gina.ns.cloudflare.com gina.ns.cloudflare.com gina.ns.cloudflare.com gina.ns.cloudflare.com gina.ns.cloudflare.com gina.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
logan.ns.cloudflare.com	108.162.193.198 172.64.33.198 173.245.59.198 2606:4700:58::adf5:3bc6 2803:f800:50::6ca2:c1c6 2a06:98c1:50::ac40:21c6	logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com logan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 64ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.48	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.205	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fischer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::a 2a01:111:f403:ca04::e 2a01:111:f403:ca09::26 52.101.103.140 52.101.103.143 52.101.73.30 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

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

🔷 AAAA Records (IPv6)2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3b30	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d5cd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.48,172.67.213.205 ech=AEX+DQBBVAAgACDoxKLAIkAaIhaNMbgHH8jgCAtYlN3rXrrImfbxmjSvWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b30,2606:4700:3034::ac43:d5cd

🔌 SRV Records1 records 97ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 242ms

TXT Record
apple-domain-verification=dtFhGtIQIhphuKdJ
MS=ms43916399
openai-domain-verification=dv-nKpDzon6RGqg1Ce5Mn6NVak5
v=spf1 include:spf.protection.outlook.com include:_spf.presscloud.com ip4:162.55.165.67 ip4:216.55.99.117 ip4:109.235.64.228 ip4:82.135.213.239 ip4:100.101.8.242 ip4:213.83.201.86 ip4:213.83.201.90 ip4:213.239.107.199 ip4:77.33.209.197 ip4:213.83.201.94 -all

✉️ SPF

Policy	Record (fischer.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.presscloud.com ip4:162.55.165.67 ip4:216.55.99.117 ip4:109.235.64.228 ip4:82.135.213.239 ip4:100.101.8.242 ip4:213.83.201.86 ip4:213.83.201.90 ip4:213.239.107.199 ip4:77.33.209.197 ip4:213.83.201.94 -all

📨 DMARC

Policy	Record (_dmarc.fischer.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:e27c08e8af2f4729945d16dde1256bb0@dmarc-reports.cloudflare.net

📬 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)

🔐 DNSSEC111ms

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

🏷️ SOA0ms

Field	Value
Serial	2412406897
Primary NS (MNAME)	gina.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

55ms

A

64ms

MX

59ms

AAAA

58ms

TXT

242ms

CAA

49ms

HTTPS

47ms

TLSA

327ms

SOA

0ms

MTA-STS

77ms

DNSSEC

111ms

SRV

97ms

Total

1188ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 08:36:43	1188ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 00:44:38	10276ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-18 09:39:37	3196ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 06:02:23	2019ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-25 00:25:41	1515ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-21 18:26:13	2815ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-01 00:01:27	1185ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 00:01:07	1409ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 17:20:21	3491ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:17:40	3006ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 10:12:59	1083ms	2 NS 2 A 1 MX	🔓 Insecure	View