fsla.dk DNS records

🖥️ Nameservers2 records 237ms

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 Records5 records 246ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
20	43200s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1b	rd-in-f27.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	43200s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1b	yulpptr-in-f26.1e100.net yulpptr-in-f27.1e100.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 Records1 records 673ms

TXT Record
google-site-verification=RvYBT5t6L_vPcjBTTI6l1sX_0wG7qnR41ly9k_9Dvyw

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC578ms

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	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

237ms

A

237ms

MX

246ms

AAAA

206ms

TXT

673ms

CAA

224ms

HTTPS

206ms

TLSA

527ms

SOA

0ms

MTA-STS

309ms

DNSSEC

578ms

SRV

266ms

Total

5572ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-14 10:52:12	5572ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-14 12:33:31	1028ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-07-09 12:09:52	5158ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-28 11:35:25	676ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-24 16:47:23	641ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-22 19:20:11	1188ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 23:18:51	641ms	2 NS 0 A 5 MX	🔒 Secure	View
2026-06-17 09:52:49	2638ms	2 NS 0 A 5 MX	🔒 Secure	View