rolfsrejser.dk

📜 Historical scan 2026-08-28 03:58:41  ·  ← Latest scan
⬇ 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   67ms

🌍 A Records#

2 records   66ms
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   84ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

2 records   111ms

🔐 HTTPS Records#

1 records   41ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.17.188,172.67.178.20 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:11bc,2606:4700:3033::ac43:b214

🔌 SRV Records#

1 records   108ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

3 records   275ms
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#

latest probe, not this scan · 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#

129ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2411486778
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
67ms
A
66ms
MX
84ms
AAAA
111ms
TXT
275ms
CAA
82ms
HTTPS
41ms
TLSA
263ms
SOA
0ms
MTA-STS
92ms
DNSSEC
129ms
SRV
108ms
Total
1318ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 17:42:55 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 shown 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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