smartoffer.dk

📜 Historical scan 2026-06-25 13:28:56  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

smartoffer.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, cosmin.ns.cloudflare.com). It was registered on 1 April 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.32.79 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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   48ms

🌍 A Records#

2 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.32.79 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.184.106 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   36ms

🔐 HTTPS Records#

1 records   94ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.32.79,172.67.184.106 ech=AEX+DQBBeQAgACCc057jHmdUNLe3Q7CP6vEMJf27rqKyIa9ycfkg+crjGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:204f,2606:4700:3037::ac43:b86a

📝 TXT Records#

1 records   240ms
TXT Record
ca3-587f82f6e5374a44bbf1b1475d9cbf2b

✉️ 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 2026-10-14 11:35:34
www104.21.32.79 172.67.184.106 2606:4700:3036::6815:204f 2606:4700:3037::ac43:b86a (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.smartoffer.dk xk0iadf-rdCkPaizbf-FZcEP0nTy99isJUsFilrCdQE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

47ms
FieldValue
Serial2407077719
Primary NS (MNAME)bella.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 01:02:53
FieldValue
RegistrarSimply.com A/S
Registered2011-04-01
Expires2027-04-30 (187d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
39ms
MX
37ms
AAAA
36ms
TXT
240ms
CAA
36ms
HTTPS
94ms
TLSA
93ms
SOA
47ms
MTA-STS
73ms
DNSSEC
57ms
SRV
95ms
Total
852ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 11:35:33 1453ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-08 00:35:08 2031ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-03 22:05:07 482ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-24 00:54:40 1145ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-07 02:34:45 2033ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-28 01:42:16 631ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-10 14:32:11 4531ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-05 06:52:57 1457ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-13 10:08:08 913ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-25 13:28:56 shown 852ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-17 19:36:12 4219ms 2 NS 2 A 0 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone