l23.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 Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.161	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 57ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	smtp.google.com	172.253.152.26 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1a 2a00:1450:4010:c07::1b 2a00:1450:4010:c07::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c08::1b 2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 64.233.164.26 64.233.164.27 64.233.165.27 74.125.131.26	yulpptr-in-f26.1e100.net lf-in-x1a.1e100.net lf-in-f26.1e100.net lf-in-x1b.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net lg-in-x1b.1e100.net lu-in-x1b.1e100.net lu-in-f27.1e100.net lf-in-f26.1e100.net lf-in-f27.1e100.net lg-in-f27.1e100.net lu-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	46.30.215.161
🔶 Autoconfig	46.30.215.161

🔷 AAAA Records (IPv6)1 records 62ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:800a:d278:13:47d6	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 211ms

TXT Record
google-gws-recovery-domain-verification=68907068
google-site-verification=8mt86Cx3oGiAb_3YYnEa9wiwRLQslTgCUZzcXqdFHh8
google-site-verification=pOZ8-o9kRFMQk-fibNmYI5-vqKZD0Gzi6foQVLg_2ic
Sendinblue-code:486ce8d38a443da36d2bdc9b17f02bcc

✉️ 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)

🔐 DNSSEC96ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082204
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

42ms

MX

57ms

AAAA

62ms

TXT

211ms

CAA

74ms

HTTPS

53ms

TLSA

68ms

SOA

0ms

MTA-STS

75ms

DNSSEC

96ms

SRV

87ms

Total

669ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 22:47:25	669ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 23:23:16	2283ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 22:36:51	2416ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 22:15:53	5369ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 03:23:25	642ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 06:17:40	1161ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 04:57:01	1124ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 14:27:36	6775ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 11:38:20	1157ms	2 NS 1 A 1 MX	🔒 Secure	View