burfelt.dk DNS records

🖥️ Nameservers2 records 59ms

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 2050ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.47.247.18	598s	one.com.webforward.g1i.one	AS51468	One.com A/S	195.47.247.0/24	—	—

📧 MX Records1 records 59ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	336196013.mail.exchangelabs.com	2a01:111:f403:c902::16 2a01:111:f403:c931::1 2a01:111:f403:f804::2 2a01:111:f403:f913::1 52.101.10.6 52.101.8.42 52.101.9.21 52.101.9.26	mail-byapr04cu00306.inbound.protection.outlook.com mail-sa9pr03cu00201.inbound.protection.outlook.com mail-co1pr05cu00402.inbound.protection.outlook.com mail-cy5pr05cu00101.inbound.protection.outlook.com mail-bn1pr21cu00106.inbound.protection.outlook.com mail-dm6pr03cu00402.inbound.protection.outlook.com mail-bl2pr04cu00205.inbound.protection.outlook.com mail-bl0pr02cu00702.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.exchangelabs.com → 40.104.116.8
🔶 Autoconfig	195.47.247.18

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 257ms

TXT Record
v=spf1 include:exchangelabs.com ~all

✉️ SPF

Policy	Record (burfelt.dk)
~all (soft fail)	v=spf1 include:exchangelabs.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)

🔐 DNSSEC178ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081301
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

59ms

A

2050ms

MX

59ms

AAAA

71ms

TXT

257ms

CAA

55ms

HTTPS

51ms

TLSA

83ms

SOA

0ms

MTA-STS

147ms

DNSSEC

178ms

SRV

90ms

Total

2579ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:20:58	2579ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 02:39:18	9443ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 03:05:59	1112ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 14:05:14	2095ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 17:50:30	1562ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 02:06:06	2136ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 00:43:35	962ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-23 03:18:38	1105ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 18:57:37	2266ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 16:10:45	963ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 17:45:21	613ms	2 NS 1 A 1 MX	🔒 Secure	View