casperblom.dk

📜 Historical scan 2026-06-19 12:01:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casperblom.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.100 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed but currently fails validation, 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#

4 records 36ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.103.100	600s	dnsforward.simply.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records#

5 records 61ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	209.85.233.27 2a00:1450:4010:c02::1a 2a00:1450:4010:c02::1a	lr-in-f27.1e100.net le-in-f26.1e100.net le-in-x1a.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.211.27 2404:6800:4003:c26::1b	lcbomp-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	192.178.230.26 2404:6800:400b:c01b::1b	yunrtab-in-f26.1e100.net yunrtab-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	173.194.43.26 2404:6800:400b:c01b::1a	yudlsqd-in-f26.1e100.net yunrtab-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 Records#

1 records 210ms

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

✉️ SPF#

Policy	Record (casperblom.dk)
-all (hard fail)	v=spf1 include:_spf.google.com include:spf.simply.com -all

📨 DMARC#

Policy	Record (_dmarc.casperblom.dk)
p=reject	v=DMARC1; p=reject

📬 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 2026-10-13 08:36:32

www	94.231.103.100 (AS48854) (address records, no CNAME)
www vs bare domain	Same network casperblom.dk: 94.231.103.100 (AS48854) www.casperblom.dk: 94.231.103.100 (AS48854)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'casperblom.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

42ms

Field	Value
Serial	2025051500
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-01 19:56:12

Field	Value
Registrar	Simply.com A/S
Registered	2009-01-25
Expires	2027-01-31 (100d)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

42ms

61ms

AAAA

39ms

TXT

210ms

CAA

71ms

HTTPS

87ms

TLSA

53ms

SOA

42ms

MTA-STS

113ms

DNSSEC

82ms

SRV

158ms

Total

769ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 08:36:32	2177ms	4 NS 1 A 5 MX	🔒 Secure
2026-10-01 19:29:55	503ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-30 19:17:01	523ms	4 NS 1 A 5 MX	🔒 Secure
2026-09-04 04:56:31	540ms	4 NS 1 A 5 MX	🔒 Secure
2026-08-26 05:55:25	582ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-25 00:06:06	2070ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-20 07:04:07	724ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-19 16:29:10	557ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-19 12:01:46 shown	769ms	4 NS 1 A 5 MX	⚠️ Bogus
2026-06-16 19:42:33	516ms	4 NS 1 A 5 MX	🔒 Secure
2026-06-16 19:40:06	662ms	4 NS 1 A 5 MX	🔒 Secure