mobiltbredbaand.dk

Records from scan: 2026-10-25 03:06:24  ·  687ms total  ·  last checked 2026-10-26 04:06 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

mobiltbredbaand.dk is a .dk domain served by 2 nameservers (primary.ns.hostup.se, secondary.ns.hostup.se). It was registered on 22 January 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.83.250 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.mobiltbredbaand.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   32ms

🌍 A Records#

2 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.83.250 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.184.1 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   29ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.mobiltbredbaand.dk 185.113.11.10 lambda.hostup.se AS214640 Hostup AB

🔷 AAAA Records (IPv6)#

2 records   29ms

🔐 HTTPS Records#

1 records   28ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.83.250,172.67.184.1 ech=AEX+DQBBxgAgACCI/ltASQ7yzusMw28k+3CqxrGdyvLpv6QjJMDzMVH9KwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:53fa,2606:4700:3037::ac43:b801

📝 TXT Records#

1 records   155ms
TXT Record
v=spf1 include:spf.hostup.se ~all

✉️ SPF#

PolicyRecord (mobiltbredbaand.dk)
~all (soft fail) v=spf1 include:spf.hostup.se ~all

📨 DMARC#

PolicyRecord (_dmarc.mobiltbredbaand.dk)
p=none (monitor only) v=DMARC1; p=none;

📬 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#

checked 2026-10-25 03:06:24
www104.21.83.250 172.67.184.1 2606:4700:3030::6815:53fa 2606:4700:3037::ac43:b801 (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

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — 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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

104ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

42ms
FieldValue
Serial2418038321
Primary NS (MNAME)primary.ns.hostup.se
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 13:29:16
FieldValue
RegistrarSimply.com A/S
Registered2025-01-22
Expires2027-01-21 (86d)

🔗 Same registrant#

31 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
30ms
MX
29ms
AAAA
29ms
TXT
155ms
CAA
29ms
HTTPS
28ms
TLSA
66ms
SOA
42ms
MTA-STS
43ms
DNSSEC
104ms
SRV
53ms
Total
687ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-25 03:06:24 shown 687ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-21 13:00:33 523ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-03 12:32:54 805ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-24 11:28:08 524ms 3 NS 1 A 1 MX 🔒 Secure
2026-09-11 16:41:55 561ms 3 NS 1 A 1 MX 🔒 Secure
2026-07-02 17:22:31 614ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-25 19:05:46 659ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-23 15:28:52 670ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-22 23:26:35 976ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-22 15:17:17 1040ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 05:14:50 705ms 3 NS 1 A 1 MX 🔒 Secure
2026-06-18 01:57:06 9499ms 3 NS 1 A 1 MX 🔒 Secure
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