crossbord.dk DNS records

🖥️ Nameservers2 records 55ms

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 52ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.195	3600s	webcluster1.wordpresspod1-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
32767	3600s	crossbord-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 2a01:111:f403:ca09::b 52.101.68.8 52.101.73.12 52.101.73.153 52.101.73.2	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)1 records 54ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:101:1a:99eb:c675:69fe	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 Records1 records 338ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (crossbord.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.crossbord.dk)
p=reject	v=DMARC1; p=reject

📬 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)

🔐 DNSSEC220ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080401
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

55ms

A

52ms

MX

54ms

AAAA

54ms

TXT

338ms

CAA

62ms

HTTPS

49ms

TLSA

81ms

SOA

0ms

MTA-STS

111ms

DNSSEC

220ms

SRV

149ms

Total

1309ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 02:51:06	1309ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 03:01:11	2247ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 11:10:14	1729ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 05:19:46	10245ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 04:41:38	2191ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 04:19:31	1334ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 02:39:01	1228ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 19:44:25	10163ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-20 15:50:29	10126ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-19 02:56:24	17036ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 23:43:51	3099ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 19:11:35	1819ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 01:44:35	1329ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 15:25:29	1070ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 08:58:59	946ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 15:14:02	1502ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 20:23:29	16934ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-05 04:53:08	2340ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-04 18:16:12	8680ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 13:30:26	1174ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 19:40:47	1024ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 20:09:39	2154ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 09:58:12	1780ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 12:42:07	825ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 00:26:24	1186ms	0 NS 0 A 0 MX	❓ Unknown	View