mainbrain.dk DNS records

🖥️ Nameservers2 records 50ms

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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.114	3600s	linux22.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mainbrain-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::7 2a01:111:f403:ca09::a 2a01:111:f403:ca48::a 52.101.103.140 52.101.68.21 52.101.68.39 52.101.68.8	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du0pr03cu00100.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 → 52.98.154.136

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 75ms

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

📝 TXT Records5 records 180ms

TXT Record
apple-domain-verification=PBqlExulxKLROuwm
FXDGRFCSAH._autotask.mainbrain.dk
google-site-verification=oQtkSBoo4zwtYBsxPYTZdb1u2mC8lOPz8oMXd3vXwIA
MS=ms98426009
v=spf1 ip4:91.224.174.53 ip4:94.231.106.191 ip4:195.90.100.46 ip4:193.201.39.143 ip4:193.201.39.3 include:outlook.com ip4:8.12.58.0/24 ip4:8.34.161.0/24 ip4:8.224.10.0/24 ip4:213.212.96.64/27 ip4:118.186.64.32/28 ip4:185.217.59.0/24 ip4:162.244.87.54/32 ip4:46.36.211.197/32 ip4:40.68.36.243 include:servers.mcsv.net ip4:40.68.36.243 include:autotask.net include:mailgun.org include:spfrerouting.xink.io ~all

✉️ SPF

Policy	Record (mainbrain.dk)
~all (soft fail)	v=spf1 ip4:91.224.174.53 ip4:94.231.106.191 ip4:195.90.100.46 ip4:193.201.39.143 ip4:193.201.39.3 include:outlook.com ip4:8.12.58.0/24 ip4:8.34.161.0/24 ip4:8.224.10.0/24 ip4:213.212.96.64/27 ip4:118.186.64.32/28 ip4:185.217.59.0/24 ip4:162.244.87.54/32 ip4:46.36.211.197/32 ip4:40.68.36.243 include:servers.mcsv.net ip4:40.68.36.243 include:autotask.net include:mailgun.org include:spfrerouting.xink.io ~all

Policy

Record (mainbrain.dk)

~all (soft fail)

v=spf1 ip4:91.224.174.53 ip4:94.231.106.191 ip4:195.90.100.46 ip4:193.201.39.143 ip4:193.201.39.3 include:outlook.com ip4:8.12.58.0/24 ip4:8.34.161.0/24 ip4:8.224.10.0/24 ip4:213.212.96.64/27 ip4:118.186.64.32/28 ip4:185.217.59.0/24 ip4:162.244.87.54/32 ip4:46.36.211.197/32 ip4:40.68.36.243 include:servers.mcsv.net ip4:40.68.36.243 include:autotask.net include:mailgun.org include:spfrerouting.xink.io ~all

📨 DMARC

Policy	Record (_dmarc.mainbrain.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.mainbrain.dk	BpIT6aiR_Di7PM_kxjQJgGO3fuXHmUUTV5WMA-1AS04

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC80ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032501
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

50ms

A

49ms

MX

35ms

AAAA

46ms

TXT

180ms

CAA

59ms

HTTPS

49ms

TLSA

177ms

SOA

0ms

MTA-STS

58ms

DNSSEC

80ms

SRV

75ms

Total

800ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 12:57:37	800ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 02:45:49	1138ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 00:18:25	940ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 02:51:12	2897ms	2 NS 1 A 1 MX	🔒 Secure	View