ul1.dk

📜 Historical scan 2026-07-02 11:52:46  ·  ← 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   101ms

🌍 A Records#

2 records   94ms
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   91ms

🔐 HTTPS Records#

1 records   110ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.4.67,172.67.154.17 ech=AEX+DQBBtgAgACCNOZ1tcht2Vm+EdzDfaa4ZIFPwP6bxt1XlvCfc75aWAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9a11,2606:4700:3034::6815:443

📝 TXT Records#

1 records   276ms
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#

181ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

70ms
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
101ms
A
94ms
MX
112ms
AAAA
91ms
TXT
276ms
CAA
83ms
HTTPS
110ms
TLSA
167ms
SOA
70ms
MTA-STS
124ms
DNSSEC
181ms
SRV
125ms
Total
2196ms

🕐 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 shown 2196ms 2 NS 2 A 0 MX 🔒 Secure
2026-06-25 07:36:30 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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