zirup.dk DNS records

🖥️ Nameservers2 records 40ms

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 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.174	3600s	webcluster2.webpod17-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	zirup-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::b 2a01:111:f403:ca09::7 52.101.68.10 52.101.68.29 52.101.73.6 52.101.73.8	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00306.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

🔷 AAAA Records (IPv6)1 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:106:8076:b439:6620:220b	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 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 131ms

TXT Record
brevo-code:bfe14d6c74a559d91b91c23b1679817b
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.zirup.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email;

📬 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)

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2026070203
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

40ms

A

28ms

MX

46ms

AAAA

42ms

TXT

131ms

CAA

26ms

HTTPS

36ms

TLSA

197ms

SOA

0ms

MTA-STS

50ms

DNSSEC

107ms

SRV

57ms

Total

799ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 21:36:07	1343ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 04:01:33	1268ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 01:32:44	5736ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 01:19:31	957ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 14:00:34	16962ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 16:24:37	799ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 11:54:10	834ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 05:03:03	1123ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 23:55:26	1065ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 02:34:01	2725ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:18:35	2584ms	2 NS 1 A 1 MX	🔒 Secure	View