buerholt.dk
📜 Historical scan 2026-07-27 20:30:12  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   101ms
NameserverIP addressesPTRASN / ISP
ns1.dk 2001:df7:1d81:18::a
45.139.227.68		 undefined.hostname.localhost
68.227.139.45.speedyvps.uk		 AS142594 SpeedyPage Ltd
AS142594 SpeedyPage Ltd
ns2.dk 167.86.80.173
2a02:c207:2062:2513::1		 vmi622513.contaboserver.net
vmi622513.contaboserver.net		 AS51167 Contabo GmbH
AS51167 Contabo GmbH
ns3.dk 213.184.84.71
2a09:3a00:4071::1		 —
—		 AS59795 PerfGrid
AS59795 PerfGrid
ns4.dk 2a01:4f8:c012:e6d6::1
49.12.71.195		 —
static.195.71.12.49.clients.your-server.de		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   91ms
IPTTLPTRASNISP / OrgCIDRCountryCity
23.227.38.65 120s myshopify.com AS13335 Cloudflare, Inc. 23.227.38.0/23 🇨🇦 Canada Ottawa
📧 MX Records5 records   86ms
PriorityTTLMail ServerIP addressesPTRASN
1 120s aspmx.l.google.com 142.250.147.27
2a00:1450:4025:c01::1b		 rd-in-f27.1e100.net
rd-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 120s alt1.aspmx.l.google.com 192.178.211.27
2404:6800:4000:1025::1a		 lcbomp-in-f27.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 120s alt2.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 120s alt3.aspmx.l.google.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 120s alt4.aspmx.l.google.com 192.178.230.26
2404:6800:400b:c01b::1a		 yunrtab-in-f26.1e100.net
yunrtab-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover213.184.85.15
🔶 Autoconfig213.184.85.15
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   119ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 cpanelemaildiscovery.cpanel.net
📝 TXT Records3 records   387ms
TXT Record
google-site-verification=KMkNS3_sWD2vJzbhpxhE7a9Pt_ntta2B7xS5g1M9dos
google-site-verification=x2dL5e9IkocWGQmofy3MmWFzslz-aorn7CRrE9yMjNc
v=spf1 +a +mx +ip4:213.184.85.15 include:_relayspf.hosting4real.net +include:_spf.mlsend.com ~all
✉️ SPF
PolicyRecord (buerholt.dk)
~all (soft fail) v=spf1 +a +mx +ip4:213.184.85.15 include:_relayspf.hosting4real.net +include:_spf.mlsend.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
🔏 ACME Challenge
TypeNameValue
TXT _acme-challenge.buerholt.dk 1aXEUrRaiVJK2wSvz8BqB484_wNtNlMlPqU7oSxuewk
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC205ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2026072706
Primary NS (MNAME)ns1.dk
Responsible (RNAME)server@hosting4real.com
Refresh3600s
Retry1800s
Expire1209600s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
101ms
A
91ms
MX
86ms
AAAA
96ms
TXT
387ms
CAA
93ms
HTTPS
111ms
TLSA
129ms
SOA
0ms
MTA-STS
89ms
DNSSEC
205ms
SRV
119ms
Total
1811ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 23:51:34 1215ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-29 15:11:47 1063ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-28 11:29:36 1920ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-27 11:07:37 1299ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-26 10:57:46 1176ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-25 09:41:57 966ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-24 09:30:41 10638ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-23 07:41:04 7761ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-22 07:29:48 1989ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-21 07:16:40 9323ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-20 06:56:43 10316ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-19 05:46:53 27412ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-17 07:56:44 4833ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-15 06:13:22 2418ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-14 05:05:43 7096ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-12 01:29:53 8023ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-10 17:30:45 6229ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-09 01:25:30 1444ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-07 09:55:54 1967ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-03 18:37:26 1480ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-08-02 17:17:39 17498ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-07-29 06:31:33 10271ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-07-27 20:30:12 1811ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-07-26 20:03:50 3256ms 4 NS 1 A 5 MX 🔓 Insecure View
2026-07-25 19:50:25 3496ms 4 NS 1 A 5 MX 🔓 Insecure View
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