tomsteenjensen.dk DNS records

🖥️ Nameservers2 records 186ms

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 179ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.151	3600s	webcluster1.webpod14-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records5 records 174ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tomsteenjensen-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 52.101.68.18 52.101.73.2 52.101.73.30 52.101.73.4	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am7pr05cu00306.inbound.protection.outlook.com mail-am0pr83cu00404.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
3600	3600s	ns1.bdm.microsoftonline.com	13.107.236.208 2603:1061:0:700::d0	ns1-208.azure-dns.com ns1-208.azure-dns.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
3600	3600s	ns2.bdm.microsoftonline.com	150.171.21.208 2620:1ec:8ec:700::d0	ns2-208.azure-dns.net ns2-208.azure-dns.net	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
3600	3600s	ns3.bdm.microsoftonline.com	204.14.183.208 2a01:111:4000:700::d0	ns3-208.azure-dns.org ns3-208.azure-dns.org	AS8075 Microsoft Corporation AS8075 Microsoft Corporation
3600	3600s	ns4.bdm.microsoftonline.com	208.84.5.208 2620:1ec:bda:700::d0	ns4-208.azure-dns.info ns4-208.azure-dns.info	AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	46.30.213.151

🔷 AAAA Records (IPv6)1 records 215ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10c:be:2e93:9345:71d1	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 276ms

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

📝 TXT Records2 records 565ms

TXT Record
google-site-verification=_pVr6_wYKK2v7YfK339Cm36zxbGHEToI7g6pvWZHfi4
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_custspf.one.com -all

✉️ SPF

Policy	Record (tomsteenjensen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:_custspf.one.com -all

📨 DMARC

Policy	Record (_dmarc.tomsteenjensen.dk)
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+hvpkdtvzy8o@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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)

🔐 DNSSEC397ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081805
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

186ms

A

179ms

MX

174ms

AAAA

215ms

TXT

565ms

CAA

252ms

HTTPS

272ms

TLSA

573ms

SOA

0ms

MTA-STS

313ms

DNSSEC

397ms

SRV

276ms

Total

7782ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 03:13:57	7782ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-25 00:39:54	2477ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-20 15:52:53	6205ms	2 NS 1 A 5 MX	🔒 Secure	View
2026-06-17 22:56:28	1365ms	2 NS 1 A 5 MX	🔒 Secure	View