ul1.dk

📜 Historical scan 2026-06-25 07:36:30  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ul1.dk is a .dk domain served by 2 nameservers (pola.ns.cloudflare.com, theo.ns.cloudflare.com). It was registered on 20 November 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.4.67 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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   493ms

🌍 A Records#

2 records   220ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.4.67 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.154.17 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   483ms

🔐 HTTPS Records#

1 records   226ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.4.67,172.67.154.17 ech=AEX+DQBBYAAgACAxrvh6uO+lluAfM5nQnCLjW61wH96yeAzBiWzsEOacfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9a11,2606:4700:3034::6815:443

📝 TXT Records#

1 records   842ms
TXT Record
v=spf1 -all

✉️ SPF#

PolicyRecord (ul1.dk)
-all (hard fail) v=spf1 -all

📨 DMARC#

PolicyRecord (_dmarc.ul1.dk)
p=reject v=DMARC1; p=reject; rua=mailto:it@ulobby.eu

📬 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 2026-10-20 14:03:23
wwwExists, no address
www vs bare domainwww does not resolve (all like this)
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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

620ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

215ms
FieldValue
Serial2407565860
Primary NS (MNAME)pola.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 14:15:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2017-11-20
Expires2028-05-31 (586d)

🔗 Same registrant#

4 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
lobbyjob.dkPunktum dk A/S (direct)
ulobby.dkPunktum dk A/S (direct)
uolo.dkPunktum dk A/S (direct)
valgpuls.dkONE.COM A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
493ms
A
220ms
MX
203ms
AAAA
483ms
TXT
842ms
CAA
178ms
HTTPS
226ms
TLSA
211ms
SOA
215ms
MTA-STS
220ms
DNSSEC
620ms
SRV
239ms
Total
2469ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 14:03:23 2493ms 2 NS 2 A 0 MX 🔒 Secure
2026-10-04 00:33:38 446ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-27 23:50:54 2382ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-26 06:43:09 1771ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-20 21:16:39 1449ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-04 11:02:27 466ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-28 00:26:42 618ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-26 18:59:53 589ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-09 00:20:43 819ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-06 21:46:52 863ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-21 00:18:12 914ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-17 06:22:00 9848ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-02 11:52:46 2196ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-25 07:36:30 shown 2469ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-24 21:59:33 2162ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 10:41:17 3045ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-23 04:35:59 948ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 09:26:20 532ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-17 13:24:03 775ms 2 NS 2 A 0 MX 🔒 Secure
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