fsfi.dk DNS records

🖥️ Nameservers2 records 51ms

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 404ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
84.22.108.126	3600s	frigg.procore.dk	AS196752	Tilaa B.V.	84.22.96.0/19	🇳🇱 The Netherlands	Woerden

📧 MX Records5 records 419ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	2a00:1450:4010:c06::1a 2a00:1450:4010:c06::1a 74.125.131.27	lj-in-f26.1e100.net lj-in-x1a.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	192.178.158.27 2404:6800:4013:813::1b	lcdels-in-f27.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.158.27 2404:6800:4003:c26::1a	so-in-f27.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 499ms

TXT Record
google-site-verification=m80IRcfj3CzRMchlIlnLLpuRT7iZ2K8RBjWT8NvyKac
v=spf1 ip4:84.22.96.26 include:spf.mandrillapp.com include:_spf.google.com include:servers.mcsv.net ~all

✉️ SPF

Policy	Record (fsfi.dk)
~all (soft fail)	v=spf1 ip4:84.22.96.26 include:spf.mandrillapp.com include:_spf.google.com include:servers.mcsv.net ~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)

🔐 DNSSEC492ms

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

🏷️ SOA402ms

Field	Value
Serial	2026032401
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

51ms

A

404ms

MX

419ms

AAAA

37ms

TXT

499ms

CAA

409ms

HTTPS

46ms

TLSA

350ms

SOA

402ms

MTA-STS

420ms

DNSSEC

492ms

SRV

433ms

Total

1241ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-24 23:22:30	1241ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-23 15:18:08	1071ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 20:52:52	687ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 15:20:31	626ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 06:10:43	608ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-17 10:03:22	1636ms	2 NS 1 A 5 MX	🔒 Secure	View