greenfox.dk DNS records

🖥️ Nameservers2 records 334ms

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 Records

🌍

No A records found

📧 MX Records2 records 354ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
15	3600s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
25	3600s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records6 records 831ms

TXT Record
google-site-verification=bUKNX1VSLuwlqiqRU8BlPEFRQz3aViYaULmcTd4JONc
google-site-verification=grjFM_n6RxmdreGdra_Uyz8VCseB-MR8Cqe_mBC4piM
google-site-verification=tr_lan8beWd5_jMKB810j_D5oQLGuNckYPvyGvr4aCs
MS=ms27183961
protonmail-verification=09d55bcd2dd6ab0fd9dd571830830b7fbf0ada4b
v=spf1 include:_spf.protonmail.ch mx -all

✉️ SPF

Policy	Record (greenfox.dk)
-all (hard fail)	v=spf1 include:_spf.protonmail.ch mx -all

📨 DMARC

Policy	Record (_dmarc.greenfox.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 / DANE4 records 294ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC689ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026081401
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

334ms

A

285ms

MX

354ms

AAAA

319ms

TXT

831ms

CAA

333ms

HTTPS

333ms

TLSA

294ms

SOA

0ms

MTA-STS

389ms

DNSSEC

689ms

SRV

344ms

Total

4436ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-15 01:26:23	4436ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-07-16 12:59:57	8755ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-26 14:29:02	764ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-21 13:59:39	616ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 10:43:28	654ms	2 NS 0 A 2 MX	🔒 Secure	View
2026-06-17 10:40:12	888ms	2 NS 0 A 2 MX	🔒 Secure	View