bullermc.dk DNS records

🖥️ Nameservers2 records 67ms

Nameserver	IP addresses	PTR	ASN / ISP
harley.ns.cloudflare.com	108.162.195.128 162.159.44.128 172.64.35.128 2606:4700:58::a29f:2c80 2803:f800:50::6ca2:c380 2a06:98c1:50::ac40:2380	harley.ns.cloudflare.com harley.ns.cloudflare.com harley.ns.cloudflare.com harley.ns.cloudflare.com harley.ns.cloudflare.com harley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sloan.ns.cloudflare.com	108.162.194.52 162.159.38.52 172.64.34.52 2606:4700:50::a29f:2634 2803:f800:50::6ca2:c234 2a06:98c1:50::ac40:2234	sloan.ns.cloudflare.com sloan.ns.cloudflare.com sloan.ns.cloudflare.com sloan.ns.cloudflare.com sloan.ns.cloudflare.com sloan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 186ms

TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF

Policy	Record (bullermc.dk)
-all (hard fail)	v=spf1 include:spf.simply.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 / DANE2 records 50ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC90ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2412920154
Primary NS (MNAME)	harley.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

67ms

A

49ms

MX

52ms

AAAA

45ms

TXT

186ms

CAA

49ms

HTTPS

59ms

TLSA

50ms

SOA

0ms

MTA-STS

73ms

DNSSEC

90ms

SRV

76ms

Total

1217ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 18:18:00	1217ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-24 03:00:39	10081ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-21 22:26:51	5366ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-07 12:37:34	860ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-25 01:30:19	914ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-24 01:10:25	1674ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 17:42:35	376ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 17:40:13	404ms	2 NS 0 A 1 MX	🔓 Insecure	View