ultima-k.dk

📜 Historical scan 2026-10-10 20:37:50  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ultima-k.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 November 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 198.202.211.1 is hosted by Cloudflare London, LLC (AS209242) in United States. Mail is handled by ultimak-dk01e.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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   242ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   86ms
IPTTLPTRASNISP / OrgCIDRCountryCity
198.202.211.1 3600s — AS209242 Cloudflare London, LLC 198.202.211.0/24 🇺🇸 United States —

📧 MX Records#

1 records   83ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s ultimak-dk01e.mail.protection.outlook.com 2a01:111:f403:c967::a
2a01:111:f403:ca09::a
2a01:111:f403:ca21::8
2a01:111:f403:ca48::a
52.101.181.153
52.101.209.31
52.101.68.8
52.101.91.153		 mail-cpjpr05cu00102.inbound.protection.outlook.com
mail-am7pr02cu00202.inbound.protection.outlook.com
mail-matpr04cu00100.inbound.protection.outlook.com
mail-miypr02cu00202.inbound.protection.outlook.com
mail-wa4pr04cu00101.inbound.protection.outlook.com
mail-cpjpr05cu00207.inbound.protection.outlook.com
mail-du0pr03cu00100.inbound.protection.outlook.com
mail-matpr04cu00101.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.149.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   384ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 0 1 5061 sipfed.online.lync.com

📝 TXT Records#

4 records   448ms
TXT Record
facebook-domain-verification=fs1bl3sou9jt4ijmmqaytrzqd1uywu
google-site-verification=0WfCn4NWLZN5nYKt8kgQvMPg4wgsMEdVIhrq-exdpCE
google-site-verification=c-RWXKmnbjJfnmVek6ES0p_KrCgrKqLBAljvM3S949A
v=spf1 include:spf.protection.outlook.com include:_spf.odoo.com include:spf.live.odoocloud.dk ~all

✉️ SPF#

PolicyRecord (ultima-k.dk)
~all (soft fail) v=spf1 include:spf.protection.outlook.com include:_spf.odoo.com include:spf.live.odoocloud.dk ~all

📨 DMARC#

PolicyRecord (_dmarc.ultima-k.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:qzl9ddjy@ag.eu.dmarcian.com;

📬 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 2026-10-24 06:56:25
www CNAMEcdn.webflow.com (all on webflow.com)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found
SelectorCNAMEKey
s1 s1.domainkey.u106878324.wl075.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u106878324.wl075.sendgrid.net RSA · ~2048 bit
selector1 selector1-ultimak-dk01e._domainkey.ultimak.onmicrosoft.com RSA · ~1024 bit below 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: 5/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

359ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

72ms
FieldValue
Serial2026101001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-24 07:08:02
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-11-28
Expires2026-11-30 (35d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
242ms
A
86ms
MX
83ms
AAAA
229ms
TXT
448ms
CAA
79ms
HTTPS
207ms
TLSA
942ms
SOA
72ms
MTA-STS
274ms
DNSSEC
359ms
SRV
384ms
Total
2414ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-24 06:56:24 1892ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-23 03:43:27 1986ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-21 20:04:07 2049ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-10 20:37:50 shown 2414ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 14:14:02 2036ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 14:07:17 2133ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 19:01:44 1793ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 18:27:08 918ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-15 17:21:10 1208ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-04 15:48:00 1344ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-02 12:53:43 942ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-01 01:57:31 990ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-19 05:22:36 5203ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-11 17:06:39 1126ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-16 18:14:36 1701ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-12 08:33:37 1091ms 2 NS 1 A 1 MX 🔒 Secure
2026-07-01 21:48:18 16629ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-28 21:14:25 1163ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-18 04:02:39 1153ms 2 NS 1 A 1 MX 🔒 Secure
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