siso.dk DNS records

🖥️ Nameservers2 records 55ms

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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.95.249.184	43200s	dw-d003.dw-mgmt.lan	AS48854	team.blue Denmark A/S	81.95.240.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	900s	siso-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::9 2a01:111:f403:ca48::8 52.101.68.16 52.101.68.8 52.101.73.22 52.101.73.6	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am6pr04cu00306.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	81.95.249.184

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 217ms

TXT Record
_globalsign-domain-verification=GsF96eT1txMVkgPUyWqPHTqvkqTvxV7GrJ41kF2o3q
MS=ms38613971
v=spf1 ip4:83.221.130.9 ip4:194.126.192.54 ip4:81.95.249.184 include:spf.protection.outlook.com include:sendgrid.net ~all

✉️ SPF

Policy	Record (siso.dk)
~all (soft fail)	v=spf1 ip4:83.221.130.9 ip4:194.126.192.54 ip4:81.95.249.184 include:spf.protection.outlook.com include:sendgrid.net ~all

📨 DMARC

Policy	Record (_dmarc.siso.dk)
p=quarantine	v=DMARC1;p=quarantine

📬 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)

🔐 DNSSEC2056ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
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

55ms

A

36ms

MX

40ms

AAAA

55ms

TXT

217ms

CAA

39ms

HTTPS

62ms

TLSA

555ms

SOA

0ms

MTA-STS

65ms

DNSSEC

2056ms

SRV

143ms

Total

3039ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 12:35:47	3039ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-17 05:41:20	7251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 19:48:26	9345ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 00:29:02	1926ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 14:38:44	1697ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 23:58:51	2051ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 01:54:13	812ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 05:58:42	899ms	2 NS 1 A 1 MX	🔒 Secure	View