btv.dk

📜 Historical scan 2026-06-16 17:41:20  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

btv.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 May 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.202.75.72 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   635ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —

🌍 A Records#

3 records   590ms
IPTTLPTRASNISP / OrgCIDRCountryCity
18.202.75.72 — ec2-18-202-75-72.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 18.200.0.0/14 🇮🇪 Ireland Dublin
52.30.82.76 — ec2-52-30-82-76.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 52.24.0.0/13 🇮🇪 Ireland Dublin
99.81.43.218 — ec2-99-81-43-218.eu-west-1.compute.amazonaws.com AS16509 Amazon.com, Inc. 99.80.0.0/15 🇮🇪 Ireland Dublin

📧 MX Records#

5 records   564ms
PriorityTTLMail ServerIP addressesPTRASN
1 — aspmx.l.google.com 142.250.147.26 rd-in-f26.1e100.net AS15169 Google LLC
5 — alt1.aspmx.l.google.com 192.178.211.26 lcbomp-in-f26.1e100.net AS15169 Google LLC
5 — alt2.aspmx.l.google.com 172.253.158.26 so-in-f26.1e100.net AS15169 Google LLC
10 — alt3.aspmx.l.google.com 108.177.125.27 tp-in-f27.1e100.net AS15169 Google LLC
10 — alt4.aspmx.l.google.com 192.178.230.27 yunrtab-in-f27.1e100.net AS15169 Google LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   930ms
TXT Record
BDO
v=spf1 -all

✉️ SPF#

PolicyRecord (btv.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.btv.dk)
p=reject v=DMARC1; p=reject; rua=mailto:zurbc63x@ag.eu.dmarcadvisor.com; ruf=mailto:zurbc63x@fr.eu.dmarcadvisor.com; fo=1; pct=100

📬 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 04:11:46
www CNAMEbtv.dk (all on btv.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

878ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

604ms
FieldValue
Serial2026032401
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 23:54:55
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2011-05-17
Expires2028-05-31 (591d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
635ms
A
590ms
MX
564ms
AAAA
647ms
TXT
930ms
CAA
624ms
HTTPS
573ms
TLSA
887ms
SOA
604ms
MTA-STS
2776ms
DNSSEC
878ms
SRV
0ms
Total
6702ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 23:43:54 1400ms 2 NS 3 A 5 MX 🔒 Secure
2026-10-03 23:18:18 668ms 2 NS 3 A 5 MX 🔒 Secure
2026-09-30 11:26:38 1061ms 2 NS 3 A 5 MX 🔒 Secure
2026-09-25 10:53:29 772ms 2 NS 3 A 5 MX 🔒 Secure
2026-09-21 22:04:04 2427ms 2 NS 3 A 5 MX 🔒 Secure
2026-08-27 04:04:08 867ms 2 NS 3 A 5 MX 🔒 Secure
2026-07-26 23:52:12 7211ms 2 NS 3 A 5 MX 🔒 Secure
2026-07-02 00:01:51 793ms 2 NS 3 A 5 MX 🔒 Secure
2026-06-16 17:46:11 2470ms 2 NS 3 A 5 MX 🔒 Secure
2026-06-16 17:41:20 shown 6702ms 2 NS 3 A 5 MX 🔒 Secure
2026-06-16 17:30:58 2826ms 2 NS 3 A 5 MX 🔒 Secure
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