zenicor.dk

📜 Historical scan 2026-06-21 03:46:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

zenicor.dk is a .dk domain served by 4 nameservers (ns-1291.awsdns-33.org, ns-2015.awsdns-59.co.uk, ns-451.awsdns-56.com and 1 more). It was registered on 1 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.5.121.52 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by zenicor-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records   39ms
NameserverIP addressesPTRASN / ISP
ns-1291.awsdns-33.org 205.251.197.11
2600:9000:5305:b00::1		 ns-1291.awsdns-33.org
ns-1291.awsdns-33.org		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-2015.awsdns-59.co.uk 205.251.199.223
2600:9000:5307:df00::1		 ns-2015.awsdns-59.co.uk
ns-2015.awsdns-59.co.uk		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-451.awsdns-56.com 205.251.193.195
2600:9000:5301:c300::1		 ns-451.awsdns-56.com
ns-451.awsdns-56.com		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.
ns-826.awsdns-39.net 205.251.195.58
2600:9000:5303:3a00::1		 ns-826.awsdns-39.net
ns-826.awsdns-39.net		 AS16509 Amazon.com, Inc.
AS16509 Amazon.com, Inc.

🌍 A Records#

8 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
3.5.121.52 600s — AS16509 Amazon.com, Inc. 3.5.64.0/18 🇩🇪 Germany Frankfurt am Main
3.5.121.55 600s — AS16509 Amazon.com, Inc. 3.5.64.0/18 🇩🇪 Germany Frankfurt am Main
3.5.122.0 600s — AS16509 Amazon.com, Inc. 3.5.64.0/18 🇩🇪 Germany Frankfurt am Main
3.5.122.34 600s — AS16509 Amazon.com, Inc. 3.5.64.0/18 🇩🇪 Germany Frankfurt am Main
3.5.135.149 600s s3-website.eu-central-1.amazonaws.com AS16509 Amazon.com, Inc. 3.5.128.0/17 🇩🇪 Germany Frankfurt am Main
3.5.138.195 600s s3-w.eu-central-1.amazonaws.com AS16509 Amazon.com, Inc. 3.5.128.0/17 🇩🇪 Germany Frankfurt am Main
52.219.171.236 600s s3-website.eu-central-1.amazonaws.com AS16509 Amazon.com, Inc. 52.216.0.0/14 🇩🇪 Germany Frankfurt am Main
52.219.171.76 600s s3-website.eu-central-1.amazonaws.com AS16509 Amazon.com, Inc. 52.216.0.0/14 🇩🇪 Germany Frankfurt am Main

📧 MX Records#

1 records   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s zenicor-dk.mail.protection.outlook.com 2a01:111:f403:ca04::6
2a01:111:f403:ca09::9
2a01:111:f403:ca09::b
2a01:111:f403:ca09::c
52.101.68.21
52.101.73.153
52.101.73.22
52.101.73.24		 mail-db4pr02cu00406.inbound.protection.outlook.com
mail-as8pr04cu00801.inbound.protection.outlook.com
mail-am7pr05cu00103.inbound.protection.outlook.com
mail-as8pr05cu00304.inbound.protection.outlook.com
mail-db4pr02cu00205.inbound.protection.outlook.com
mail-as8pr05cu00401.inbound.protection.outlook.com
mail-am7pr05cu00106.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

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.8

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   636ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

2 records   220ms
TXT Record
MS=ms67453626
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (zenicor.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

PolicyRecord (_dmarc.zenicor.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:postmaster@zenicor.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 2026-10-07 15:32:19
www3.5.120.2 3.5.121.203 3.5.122.181 3.5.122.206 3.5.134.125 3.5.135.114 3.5.137.205 3.5.137.220 (AS16509) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-zenicor-dk._domainkey.zenicorse.onmicrosoft.com RSA · ~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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

36ms
FieldValue
Serial1
Primary NS (MNAME)ns-451.awsdns-56.com
Responsible (RNAME)awsdns-hostmaster@amazon.com
Refresh7200s
Retry900s
Expire1209600s
Minimum (neg-cache TTL)86400s

📋 Registration#

WHOIS fetched 2026-10-18 15:31:06
FieldValue
RegistrarMarcaria.com LLC
Registered2010-11-01
Expires2026-11-30 (39d)

🔗 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
39ms
A
35ms
MX
50ms
AAAA
228ms
TXT
220ms
CAA
60ms
HTTPS
73ms
TLSA
293ms
SOA
36ms
MTA-STS
39ms
DNSSEC
79ms
SRV
636ms
Total
1532ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 15:32:19 3591ms 4 NS 8 A 1 MX 🔓 Insecure
2026-09-03 00:05:03 4708ms 4 NS 8 A 1 MX 🔓 Insecure
2026-06-21 03:46:29 shown 1532ms 4 NS 8 A 1 MX 🔓 Insecure
2026-06-19 14:29:08 2130ms 4 NS 8 A 1 MX 🔓 Insecure
2026-06-18 04:57:40 1295ms 4 NS 8 A 1 MX 🔓 Insecure
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