ullathornberg.dk DNS records

🖥️ Nameservers2 records 188ms

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 135ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.179	3600s	webcluster2.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 97ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ullathornberg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 2a01:111:f403:ca48::a 52.101.103.143 52.101.68.16 52.101.73.24 52.101.73.28	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-as8pr05cu00300.inbound.protection.outlook.com mail-am7pr05cu00204.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 144ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:8099:fe7b:abf9:63d5	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 218ms

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

📝 TXT Records1 records 409ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ullathornberg.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@ullathornberg.dk

📬 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)

🔐 DNSSEC352ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082301
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

188ms

A

135ms

MX

97ms

AAAA

144ms

TXT

409ms

CAA

186ms

HTTPS

133ms

TLSA

1377ms

SOA

0ms

MTA-STS

189ms

DNSSEC

352ms

SRV

218ms

Total

5599ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 23:34:28	5599ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 17:11:00	3163ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 16:54:38	1199ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 07:03:45	3733ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 08:55:16	1111ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 14:25:05	1197ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:01:49	900ms	2 NS 1 A 1 MX	🔒 Secure	View