transitions.dk DNS records

🖥️ Nameservers2 records 63ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.169	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 75ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	transitions-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::4 2a01:111:f403:ca09::7 2a01:111:f403:ca09::b 52.101.103.137 52.101.68.18 52.101.73.2 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.8
🔶 Autoconfig	46.30.215.169

🔷 AAAA Records (IPv6)1 records 56ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:8048:65b2:5feb:ae12	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

🔌 SRV Records1 records 82ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 195ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.transitions.dk)
p=reject	v=DMARC1; p=reject; pct=100

📬 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)

🔐 DNSSEC97ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081901
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

63ms

A

38ms

MX

75ms

AAAA

56ms

TXT

195ms

CAA

62ms

HTTPS

36ms

TLSA

603ms

SOA

0ms

MTA-STS

70ms

DNSSEC

97ms

SRV

82ms

Total

1379ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 13:33:50	1379ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 14:11:04	6001ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 13:52:42	10109ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 18:38:16	7041ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 15:05:34	5674ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 22:59:38	1115ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 15:50:19	1498ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:08:28	2546ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 15:35:04	1163ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 00:24:27	1157ms	2 NS 1 A 1 MX	🔒 Secure	View