asc-as.dk DNS records

🖥️ Nameservers2 records 29ms

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 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.27	600s	linux205.curanet.dk	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	43200s	ascas-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca09::6 2a01:111:f403:ca38::8 52.101.68.15 52.101.68.16 52.101.73.123 52.101.73.2	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-wa4pr04cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as9pr07cu00302.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 78ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	webmail.aalborghavn.dk
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records4 records 210ms

TXT Record
C3ANU0g856fBaLYo3HODAlE3Vy4+LMoARiU+35A70QAv0wmBbGt78G1DpC0yMzSeM5gAFpa9m2ieoQlFbYBiNw==
MS=ms43614385
samsung-domain-verification=ab958094-4b1f-47e2-8529-2ebe44d04290
v=spf1 ip4:79.171.147.99 include:sendgrid.net a:mx20.itfservice.dk include:spf.protection.outlook.com include:spf.emailsignatures365.com -all

✉️ SPF

Policy	Record (asc-as.dk)
-all (hard fail)	v=spf1 ip4:79.171.147.99 include:sendgrid.net a:mx20.itfservice.dk include:spf.protection.outlook.com include:spf.emailsignatures365.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)

🔐 DNSSEC93ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071601
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

29ms

A

42ms

MX

44ms

AAAA

63ms

TXT

210ms

CAA

38ms

HTTPS

63ms

TLSA

183ms

SOA

0ms

MTA-STS

69ms

DNSSEC

93ms

SRV

78ms

Total

3020ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:37:17	3020ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 20:30:01	1263ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 00:57:14	1325ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 03:15:56	2331ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 01:09:16	1194ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 13:43:09	682ms	2 NS 1 A 1 MX	🔒 Secure	View