f11.dk DNS records

🖥️ Nameservers2 records 43ms

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 Records4 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.239.32.21	43200s	any-in-2015.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.34.21	43200s	any-in-2215.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.36.21	43200s	any-in-2415.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—
216.239.38.21	43200s	any-in-2615.1e100.net	AS15169	Google LLC	216.239.32.0/20	🇺🇸 United States	—

📧 MX Records7 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	aspmx.l.google.com	173.194.222.26 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b	lo-in-f26.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	43200s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	43200s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	mad01s14-in-f26.1e100.net yukulwh-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx2.googlemail.com	192.178.158.26 2404:6800:4013:813::1b	lcdels-in-f26.1e100.net lcdels-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx3.googlemail.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx4.googlemail.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	43200s	aspmx5.googlemail.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-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

🔌 SRV Records5 records 93ms

Service	Port	Target
_xmpp-server._tcp	5269	xmpp-server4.l.google.com
_xmpp-server._tcp	5269	xmpp-server2.l.google.com
_xmpp-server._tcp	5269	xmpp-server1.l.google.com
_xmpp-server._tcp	5269	xmpp-server.l.google.com
_xmpp-server._tcp	5269	xmpp-server3.l.google.com

📝 TXT Records2 records 197ms

TXT Record
google-site-verification=HubRXqUlunJ7kHyClL9NM6JNVTjrjR7FA8nHWHMEuOA
v=spf1 include:aspmx.googlemail.com -all

✉️ SPF

Policy	Record (f11.dk)
-all (hard fail)	v=spf1 include:aspmx.googlemail.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)

🔐 DNSSEC135ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

43ms

A

54ms

MX

85ms

AAAA

76ms

TXT

197ms

CAA

75ms

HTTPS

55ms

TLSA

153ms

SOA

0ms

MTA-STS

66ms

DNSSEC

135ms

SRV

93ms

Total

1106ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:58:36	1106ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-08-14 13:10:53	3754ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-07-22 10:40:37	7393ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-07-18 20:43:05	1603ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-07-17 12:36:35	1628ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-27 23:42:38	1537ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-26 22:34:09	904ms	2 NS 4 A 7 MX	🔒 Secure	View
2026-06-17 09:10:31	1305ms	2 NS 4 A 7 MX	🔒 Secure	View