fishbyte.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.95.82.181	3600s	—	AS8075	Microsoft Corporation	13.64.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	fishbyte-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 2a01:111:f403:ca09::f 52.101.68.25 52.101.73.22 52.101.73.4 52.101.73.8	mail-db4pr02cu00406.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 112ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 178ms

TXT Record
fishbyte.azurewebsites.net
hfhhhnk701ctrpgfvk62j8ljfg
MS=ms40127343
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (fishbyte.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

🔗 TLSA / DANE

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

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

58ms

MX

49ms

AAAA

50ms

TXT

178ms

CAA

30ms

HTTPS

45ms

TLSA

1454ms

SOA

0ms

MTA-STS

61ms

DNSSEC

81ms

SRV

112ms

Total

2589ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 16:32:08	2589ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-14 20:52:48	959ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 13:53:33	4008ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 05:33:32	1143ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 22:19:55	2522ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:11:30	1116ms	2 NS 1 A 1 MX	🔒 Secure	View