ulstrupvand.dk

📜 Historical scan 2026-08-27 07:44:31  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ulstrupvand.dk is a .dk domain served by 2 nameservers (carter.ns.cloudflare.com, kristin.ns.cloudflare.com). It was registered on 26 February 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.96.117 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ulstrupvand-dk.mail.protection.outlook.com. 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   37ms
NameserverIP addressesPTRASN / ISP
carter.ns.cloudflare.com 108.162.193.80
172.64.33.80
173.245.59.80
2606:4700:58::adf5:3b50
2803:f800:50::6ca2:c150
2a06:98c1:50::ac40:2150		 carter.ns.cloudflare.com
carter.ns.cloudflare.com
carter.ns.cloudflare.com
carter.ns.cloudflare.com
carter.ns.cloudflare.com
carter.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kristin.ns.cloudflare.com 108.162.192.181
172.64.32.181
173.245.58.181
2606:4700:50::adf5:3ab5
2803:f800:50::6ca2:c0b5
2a06:98c1:50::ac40:20b5		 kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com
kristin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   51ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.96.117 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.180.10 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   59ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s ulstrupvand-dk.mail.protection.outlook.com 2a01:111:f403:ca09::c
2a01:111:f403:ca09::f
2a01:111:f403:ca38::8
2a01:111:f403:ca48::a
52.101.103.137
52.101.68.10
52.101.68.27
52.101.73.24		 mail-as8pr05cu00304.inbound.protection.outlook.com
mail-am7pr05cu00307.inbound.protection.outlook.com
mail-wa4pr04cu00100.inbound.protection.outlook.com
mail-miypr02cu00202.inbound.protection.outlook.com
mail-miypr02cu00101.inbound.protection.outlook.com
mail-dbbpr03cu00102.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-as8pr05cu00300.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

🔷 AAAA Records (IPv6)#

2 records   35ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3032::ac43:b40a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::6815:6075 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   32ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.96.117,172.67.180.10 ech=AEX+DQBBggAgACDFx+1Fj4/4IIl1FBQvYf4wnyCrdT6XJ/OTUMpbsfavLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:b40a,2606:4700:3033::6815:6075

📝 TXT Records#

1 records   210ms
TXT Record
amazonses:TnElX0Bb22xKQSswRn2afZBL3ivNi4Y9fPmM6IWdNcU=

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-08 09:59:21
www104.21.96.117 172.67.180.10 2606:4700:3032::ac43:b40a 2606:4700:3033::6815:6075 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u16961871.wl122.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u16961871.wl122.sendgrid.net 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.

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.ulstrupvand.dk Nz2xFxlOfmK5z6xU0AvYKVsbXAUKDKiyz70ngRMMfco
TXT _acme-challenge.ulstrupvand.dk pLJVAm4FrhpneldQZizo2kIS-xDd9MFUo1Y72tcHZyU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413283865
Primary NS (MNAME)carter.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-19 06:00:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-02-26
Expires2027-02-28 (131d)

🔗 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
37ms
A
51ms
MX
59ms
AAAA
35ms
TXT
210ms
CAA
43ms
HTTPS
32ms
TLSA
607ms
SOA
0ms
MTA-STS
57ms
DNSSEC
88ms
SRV
65ms
Total
2077ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-04 02:10:28 10199ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 21:40:10 2547ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 11:36:18 917ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 07:44:31 shown 2077ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-06 17:09:15 6652ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 09:34:56 1263ms 2 NS 2 A 1 MX ❓ Unknown
2026-06-18 01:51:22 1620ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone