fischer.dk

📜 Historical scan 2026-08-18 09:39:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fischer.dk is a .dk domain served by 2 nameservers (gina.ns.cloudflare.com, logan.ns.cloudflare.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.48 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by fischer-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 210ms

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 Records#

2 records 184ms

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 Records#

1 records 178ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fischer-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::2 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.15 52.101.73.11 52.101.73.2 52.101.73.6	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am6pr04cu00306.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records 216ms

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 Records#

1 records 175ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.48,172.67.213.205 ech=AEX+DQBBxQAgACDTmwfrhgaXqTdYt5MD/b+P17wy9iNESCkh9+ftiHSqVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b30,2606:4700:3034::ac43:d5cd

🔌 SRV Records#

1 records 278ms

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

📝 TXT Records#

4 records 378ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 11:26:42

www	104.21.59.48 172.67.213.205 2606:4700:3031::6815:3b30 2606:4700:3034::ac43:d5cd (AS13335) (address records, no CNAME)
www vs bare domain	Same network fischer.dk: 104.21.59.48 172.67.213.205 2606:4700:3031::6815:3b30 2606:4700:3034::ac43:d5cd (AS13335) www.fischer.dk: 104.21.59.48 172.67.213.205 2606:4700:3031::6815:3b30 2606:4700:3034::ac43:d5cd (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-fischer-dk._domainkey.fischergroupdanmark.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

284ms

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

🏷️ SOA#

0ms

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#

WHOIS fetched 2026-10-04 21:37:38

Field	Value
Registrar	DANDOMAIN A/S
Registered	1997-01-31
Expires	2028-03-31 (530d)

📋 WHOIS#

⏱️ Lookup Timing#

210ms

184ms

178ms

AAAA

216ms

TXT

378ms

CAA

191ms

HTTPS

175ms

TLSA

1314ms

SOA

0ms

MTA-STS

247ms

DNSSEC

284ms

SRV

278ms

Total

3196ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 21:21:12	3673ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 20:55:16	930ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 15:32:55	995ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 07:56:58	2215ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 11:44:43	2423ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 08:36:43	1188ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 00:44:38	10276ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-18 09:39:37 shown	3196ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 06:02:23	2019ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-25 00:25:41	1515ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 18:26:13	2815ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-01 00:01:27	1185ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 00:01:07	1409ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 17:20:21	3491ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 10:17:40	3006ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 10:12:59	1083ms	2 NS 2 A 1 MX	🔓 Insecure