regnskab-is.dk DNS records

🖥️ Nameservers2 records 61ms

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 61ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.249.218.30	43200s	mail.toxit.dk	AS3292	TDC Holding A/S	195.249.0.0/16	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	regnskabis-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09::26 2a01:111:f403:ca09::d 2a01:111:f403:ca48::8 52.101.103.140 52.101.68.3 52.101.73.123 52.101.73.16	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as2pr05cu00100.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
🔶 Autoconfig	195.249.218.30

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 80ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records1 records 220ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.regnskab-is.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email

📬 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)

🔐 DNSSEC106ms

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

🏷️ SOA0ms

Field	Value
Serial	2026062201
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

61ms

A

61ms

MX

55ms

AAAA

51ms

TXT

220ms

CAA

69ms

HTTPS

75ms

TLSA

366ms

SOA

0ms

MTA-STS

82ms

DNSSEC

106ms

SRV

80ms

Total

1148ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:19:05	1148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 08:09:50	653ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 10:59:11	981ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 19:42:06	780ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 01:10:10	768ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 18:11:24	668ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:09:10	2622ms	2 NS 1 A 1 MX	🔒 Secure	View