sillemann.dk DNS records

🖥️ Nameservers2 records 79ms

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 77ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.53	3600s	webcluster2.webpod12-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	sillemann-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::7 2a01:111:f403:ca48::8 2a01:111:f403:ca48::c 52.101.68.29 52.101.68.3 52.101.73.15 52.101.73.26	mail-am3pr04cu00500.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as9pr05cu01302.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	46.30.213.53

🔷 AAAA Records (IPv6)1 records 95ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10a:80a9:1776:673e:3bf0	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 Records2 records 283ms

TXT Record
MS=ms92522011
v=spf1 include:spf.protection.outlook.com include:_custspf.one.com -all

✉️ SPF

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

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC189ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082205
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

79ms

A

77ms

MX

73ms

AAAA

95ms

TXT

283ms

CAA

97ms

HTTPS

88ms

TLSA

493ms

SOA

0ms

MTA-STS

119ms

DNSSEC

189ms

SRV

152ms

Total

3133ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 19:40:45	3133ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 19:29:28	3733ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 12:17:51	1191ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 03:21:28	5349ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 22:32:59	9752ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 21:50:06	849ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 20:51:55	1148ms	2 NS 1 A 1 MX	🔒 Secure	View