rolfsrejser.dk

Records from scan: 2026-10-04 17:42:55  ·  2489ms total  ·  last checked 2026-10-21 13:21 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rolfsrejser.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, nova.ns.cloudflare.com). It was registered on 1 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.17.188 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by rolfsrejser-dk.mail.protection.outlook.com. 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   37ms

🌍 A Records#

2 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.17.188 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.178.20 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   36ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

2 records   31ms

🔐 HTTPS Records#

1 records   30ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.17.188,172.67.178.20 ech=AEX+DQBBmQAgACD7Shh1d6qs0wpKexZQye4mLOUQsE3TN9MW0nZe3I37bwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:11bc,2606:4700:3033::ac43:b214

🔌 SRV Records#

1 records   101ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

3 records   182ms
TXT Record
google-site-verification=4NS1qV6BpE0vzdRNZkE_LEVY_ZU9mOqixBrrc8YW_wU
MS=ms69478946
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (rolfsrejser.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.rolfsrejser.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 2026-10-07 20:49:31

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-rolfsrejser-dk._domainkey.rolfsbuss.onmicrosoft.com 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

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.rolfsrejser.dk Q6tZ1GXVY4Ln5aSZKpTOQlK99jnaZgi6fBq9S4NftgQ
TXT _acme-challenge.rolfsrejser.dk pRuGkrlAZPX1uPfj8qNdRPZ2WwnF-5-Idt2U2p8znTI

🔗 TLSA / DANE#

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

🔐 DNSSEC#

118ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

44ms
FieldValue
Serial2416600537
Primary NS (MNAME)amit.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-04 18:03:46
FieldValue
RegistrarONE.COM A/S
Registered2024-01-01
Expires2026-12-31 (70d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
37ms
A
37ms
MX
36ms
AAAA
31ms
TXT
182ms
CAA
34ms
HTTPS
30ms
TLSA
926ms
SOA
44ms
MTA-STS
54ms
DNSSEC
118ms
SRV
101ms
Total
2489ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 17:42:55 shown 2489ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 16:10:44 1070ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 03:58:41 1318ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 12:59:43 2481ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-23 12:54:55 9917ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 20:43:04 751ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 20:21:40 1357ms 2 NS 2 A 1 MX 🔓 Insecure
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