bolsing.dk

📜 Historical scan 2026-06-26 02:45:27  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bolsing.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 November 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.23.236.21 is hosted by Fiberby ApS (AS42541) in Denmark. Mail is handled by mx09.posthuset.nu, mx11.posthuset.nu. The zone is DNSSEC-signed and validates, has no 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   52ms
NameserverIP addressesPTRASN / 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 Records#

1 records   72ms
IPTTLPTRASNISP / OrgCIDRCountryCity
89.23.236.21 600s 89-23-236-21.ip4.fiberby.net AS42541 Fiberby ApS 89.23.224.0/19 🇩🇰 Denmark Copenhagen

📧 MX Records#

2 records   35ms
PriorityTTLMail ServerIP addressesPTRASN
9 43200s mx09.posthuset.nu 185.21.40.130 vm1220.enterprisecloud.nu AS48854 team.blue Denmark A/S
11 43200s mx11.posthuset.nu 185.21.40.130 vm1220.enterprisecloud.nu 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 Records#

1 records   196ms
TXT Record
Posthuset

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 21:26:14
www CNAMEbolsing.dk (all on bolsing.dk)
www vs bare domainSame network
bolsing.dk: 89.23.236.21 (AS42541)
www.bolsing.dk: 89.23.236.21 (AS42541)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

77ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

42ms
FieldValue
Serial2026032501
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-09 14:39:10
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-11-15
Expires2026-12-31 (74d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
52ms
A
72ms
MX
35ms
AAAA
35ms
TXT
196ms
CAA
40ms
HTTPS
91ms
TLSA
120ms
SOA
42ms
MTA-STS
46ms
DNSSEC
77ms
SRV
87ms
Total
741ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-26 10:23:25 710ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-21 19:34:47 963ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-26 04:07:56 2127ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-26 02:45:27 shown 741ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-16 15:50:29 851ms 2 NS 1 A 2 MX 🔒 Secure
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