bestbrains.dk DNS records

🖥️ Nameservers2 records 243ms

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 Records4 records 166ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.199.108.153	43200s	cdn-185-199-108-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.109.153	43200s	cdn-185-199-109-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.110.153	43200s	cdn-185-199-110-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—
185.199.111.153	43200s	cdn-185-199-111-153.github.com	AS54113	Fastly, Inc.	185.199.108.0/22	🇺🇸 United States	—

📧 MX Records5 records 151ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	142.251.127.26 2a00:1450:4001:c21::1b	lcfrai-in-f26.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx2.googlemail.com	142.250.147.27 2a00:1450:4025:c01::1a	rd-in-f27.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	aspmx3.googlemail.com	172.253.152.26 2a00:1450:4010:c22::1a	yulpptr-in-f26.1e100.net yulpptr-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 450ms

TXT Record
google-site-verification=l7AAtyB-RHGwGW7tJwUg1IGviAlhOKH24ZuznhlYA9A
have-i-been-pwned-verification=bb722fa1b127e67caade9df7e96acb31
v=spf1 include:_spf.google.com include:_custspf.one.com ~all

✉️ SPF

Policy	Record (bestbrains.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:_custspf.one.com ~all

📨 DMARC

Policy	Record (_dmarc.bestbrains.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:security@bestbrains.dk, mailto:security@bestbrains.dk; pct=100; adkim=s; aspf=s

📬 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)

🔐 DNSSEC340ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081001
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

243ms

A

166ms

MX

151ms

AAAA

178ms

TXT

450ms

CAA

154ms

HTTPS

153ms

TLSA

507ms

SOA

0ms

MTA-STS

256ms

DNSSEC

340ms

SRV

249ms

Total

5061ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 01:14:20	5061ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-07-15 14:53:28	3354ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-07-10 23:33:24	1495ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-06-29 00:01:54	1096ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-06-26 10:50:15	760ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-06-24 08:25:03	907ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 06:51:31	1153ms	2 NS 4 A 5 MX	🔒 Secure	View
2026-06-16 14:23:09	660ms	2 NS 4 A 5 MX	🔒 Secure	View