1otterup.dk DNS records

🖥️ Nameservers2 records 52ms

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 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.102.88.132	600s	—	AS47292	Sentia Denmark A/S	91.102.88.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 60ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	1otterup-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::d 2a01:111:f403:ca09::3 2a01:111:f403:ca09::a 52.101.68.12 52.101.68.16 52.101.68.25 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am0pr83cu00404.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 100ms

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

📝 TXT Records2 records 190ms

TXT Record
MS=ms75794053
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (1otterup.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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)

🔐 DNSSEC81ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

52ms

A

50ms

MX

60ms

AAAA

48ms

TXT

190ms

CAA

48ms

HTTPS

66ms

TLSA

375ms

SOA

0ms

MTA-STS

72ms

DNSSEC

81ms

SRV

100ms

Total

1235ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 11:16:00	1235ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 23:12:22	973ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 19:21:44	1157ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-30 05:43:16	4606ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 14:07:33	1329ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:15:36	1665ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 05:15:10	818ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:56:48	1491ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 12:50:08	1695ms	2 NS 1 A 1 MX	🔒 Secure	View