residens.dk

📜 Historical scan 2026-06-19 23:13:44  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

residens.dk is a .dk domain served by 2 nameservers (art.ns.cloudflare.com, naomi.ns.cloudflare.com). It was registered on 29 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.154 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.residens.dk. 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   151ms

🌍 A Records#

2 records   154ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.21.154 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.199.83 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   149ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.residens.dk 148.251.244.167 cp06.nordicway.dk AS24940 Hetzner Online GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover188.114.96.9
🔶 Autoconfig172.67.199.83

🔷 AAAA Records (IPv6)#

2 records   154ms

🔐 HTTPS Records#

1 records   151ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.21.154,172.67.199.83 ech=AEX+DQBBjQAgACDLcc0IVU47ovwQ8f0u0keIUrvqMVxNDz7J9ttgklC2AQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:c753,2606:4700:3037::6815:159a

📝 TXT Records#

1 records   409ms
TXT Record
v=spf1 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

✉️ SPF#

PolicyRecord (residens.dk)
~all (soft fail) v=spf1 +a +mx +ip4:148.251.244.167 include:relay.mailchannels.net ~all

📨 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 2026-10-21 15:10:48

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA Invalid key data — receivers can't verify signatures

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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

279ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

153ms
FieldValue
Serial2403522602
Primary NS (MNAME)art.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-18 22:57:35
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-10-29
Expires2027-10-31 (374d)

🔗 Same registrant#

17 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
151ms
A
154ms
MX
149ms
AAAA
154ms
TXT
409ms
CAA
154ms
HTTPS
151ms
TLSA
206ms
SOA
153ms
MTA-STS
69ms
DNSSEC
279ms
SRV
81ms
Total
864ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 15:10:48 535ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-19 23:44:21 670ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-18 22:23:32 1369ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-09 11:12:23 1298ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-08 10:31:47 1101ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-20 00:25:44 50029ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 23:28:20 9055ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-04 22:42:33 957ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 07:45:51 1638ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-19 23:13:44 shown 864ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 07:23:14 1038ms 2 NS 2 A 1 MX 🔓 Insecure
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