bluefish.dk

📜 Historical scan 2026-06-16 15:08:55 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bluefish.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bluefish-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 24ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 71ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.17.52.50	—	exchange.bluefish.dk	AS8368	—	—	—	—

📧 MX Records#

1 records 23ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	bluefish-dk.mail.protection.outlook.com	52.101.68.15 52.101.68.32 52.101.73.11 52.101.73.12	mail-db6pr03cu00107.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 100ms

TXT Record
MS=ms23353665
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (bluefish.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 16:03:09

www CNAME	pro1.bluefish.dk (all on bluefish.dk) → 193.104.202.167 (AS50346)
www vs bare domain	Different networks bluefish.dk: 185.17.52.50 (AS8368) www.bluefish.dk: 193.104.202.167 (AS50346) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

52ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

32ms

Field	Value
Serial	2026032402
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

24ms

71ms

23ms

AAAA

30ms

TXT

100ms

CAA

23ms

HTTPS

74ms

TLSA

116ms

SOA

32ms

MTA-STS

22ms

DNSSEC

52ms

SRV

0ms

Total

460ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 13:43:50	1272ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 13:35:12	657ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-21 16:32:49	1348ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 01:30:00	7144ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-23 00:04:56	992ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 03:51:22	2855ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:08:55 shown	460ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:06:45	1981ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:05:20	1931ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 15:00:03	788ms	2 NS 1 A 1 MX	🔒 Secure