ofsis.dk DNS records

🖥️ Nameservers2 records 41ms

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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	3600s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	ofsis-dk.mail.protection.outlook.com	2a01:111:f403:ca04::c 2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 2a01:111:f403:ca09::b 52.101.68.0 52.101.68.15 52.101.68.18 52.101.73.24	mail-db9pr02cu00204.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-as8pr05cu00300.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 76ms

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

📝 TXT Records4 records 193ms

TXT Record
+oCmtNuu7RYB9GJxNTul1TOIBLDHA0k8aHekPP6IL48=
MS=ms30327164
sPXP2e6RHt5Nt0UqMXcwhaM8qmUc/fFcVnTTA2kkaCY=
v=spf1 include:_spf71590.spf-protect.dk -all

✉️ SPF

Policy	Record (ofsis.dk)
-all (hard fail)	v=spf1 include:_spf71590.spf-protect.dk -all

📨 DMARC

Policy	Record (_dmarc.ofsis.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:682af2f9359cc@dmarc-dk.centerasecurity.com;

📬 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)

🔐 DNSSEC77ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081106
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

41ms

A

33ms

MX

40ms

AAAA

35ms

TXT

193ms

CAA

33ms

HTTPS

40ms

TLSA

374ms

SOA

0ms

MTA-STS

50ms

DNSSEC

77ms

SRV

76ms

Total

1394ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 01:40:24	1394ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 13:47:16	3868ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 20:55:28	5885ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 03:36:31	4487ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 14:45:22	1188ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 20:09:47	1757ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 10:28:44	900ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 21:16:50	593ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:45:42	855ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:32:54	1157ms	2 NS 1 A 1 MX	🔒 Secure	View