cirkular-serv.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
86.109.17.251	3600s	greenway-denmark.dk	AS12859	BIT BV	86.109.16.0/22	🇳🇱 The Netherlands	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cirkularserv-dk02b.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::6 2a01:111:f403:ca04::e 2a01:111:f403:ca09::b 52.101.68.0 52.101.68.16 52.101.68.8 52.101.73.155	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am7pr02cu00203.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

📝 TXT Records2 records 114ms

TXT Record
MS=ms10390813
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cirkular-serv.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)

🔐 DNSSEC104ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082501
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

35ms

MX

37ms

AAAA

36ms

TXT

114ms

CAA

27ms

HTTPS

39ms

TLSA

751ms

SOA

0ms

MTA-STS

43ms

DNSSEC

104ms

SRV

75ms

Total

1242ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 14:41:24	1242ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 00:38:08	2179ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 15:07:49	1072ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 22:41:39	1091ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 12:19:43	9040ms	2 NS 0 A 0 MX	🔒 Secure	View
2026-07-02 23:40:37	2906ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 12:20:05	856ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 19:43:36	984ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 20:50:22	1269ms	2 NS 1 A 1 MX	🔒 Secure	View