dvtk.org - dns.ninja

dvtk.org

DNSSEC🔒 Signed (DS record present)
A162.159.134.42Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns1.openprovider.nl ⭐
A2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.openprovider.be
A2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.openprovider.eu
A2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXdvtk-org.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::5🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db3pr0202cu00205.inbound.protection.outlook.com
A2a01:111:f403:ca09::8🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::9🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A2a01:111:f403:ca09::20🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as8pr05cu00400.inbound.protection.outlook.com
A52.101.68.12🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
A52.101.68.25🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
A52.101.73.12🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
A52.101.73.26🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
TXTsending_domain44382=07533e8980024ab5e4b498dea220614bb657ae3740f3061e5b9eeb054...
TXTv=spf1 include:spf.ict.nl -all
TXTca3-7fc7fa287aaf4e31ac59a4ef64815c76
TXTICT Group B.V
SOAns1.openprovider.nldns@openprovider.eu 2025-09-19 #1

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1785305655

Same first word

dvtk.cn
dvtk.org
dvtk.info
dvtk.pro
dvtk.us
dvtk.com
dvtk.dk
dvtk.net
dvtk.ru
dvtk.eu
dvtk.de
dvtk.hu

Similar names

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vkdt.org
dkvt.cn
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ktvd.de
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tkdv.ru
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kdvt.de
tdvk.cn
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dtvk.cn
tkdv.com
vtdk.no
dvkt.eu
tkvd.ru
vtdk.nl
tkvd.de
kdtv.tv
vtdk.lt
dkvt.eu
dtvk.de
kdtv.de
tkvd.cn
vtdk.com
vdkt.de
ktvd.org
dktv.dk
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vdtk.de
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dkvt.de
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kvdt.org.uk
tvdk.com
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tdvk.ru
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vkdt.com
tkvd.lt
tvdk.de
ktvd.tv
dtvk.dk
dkvt.nl
vktd.nl
tvkd.org
tdkv.ru
dtkv.net

DNS History

15 records (5 active, 10 former)

20162017201820192020202120222023202420252026NSns1.openprovider.nlns2.openprovider.bens3.openprovider.euns1.flexwh.nlns1.ict.nlns2.flexwh.nlns2.networking4all.netns3.networking4all.orgMXdvtk-org.mail.protection.outlook.commail.dvtk.orgsmtp1.ict.nlsmtp2.ict.nlA162.159.134.42212.203.27.4693.186.179.197
○NSns1.flexwh.nl2015-08-31 → 2016-01-09 · 4 obs
● 2015-08-31 07:03:34
● 2016-01-09 11:32:44
○ 2016-02-09 12:30:10
○ 2026-07-29 06:48:38
○NSns1.ict.nl2016-02-09 → 2017-01-24 · 5 obs
○ 2016-01-09 11:32:44
● 2016-02-09 12:30:10
● 2017-01-24 00:20:32
○ 2026-03-27 04:56:16
○ 2026-07-29 06:48:38
●NSns1.openprovider.nl2026-03-27 → 2026-07-29 · 3 obs
○ 2017-01-24 00:20:32
● 2026-03-27 04:56:16
● 2026-07-29 06:48:38
○NSns2.flexwh.nl2015-08-31 → 2016-01-09 · 4 obs
● 2015-08-31 07:03:34
● 2016-01-09 11:32:44
○ 2016-02-09 12:30:10
○ 2026-07-29 06:48:38
○NSns2.networking4all.net2016-02-09 → 2017-01-24 · 5 obs
○ 2016-01-09 11:32:44
● 2016-02-09 12:30:10
● 2017-01-24 00:20:32
○ 2026-03-27 04:56:16
○ 2026-07-29 06:48:38
●NSns2.openprovider.be2026-03-27 → 2026-07-29 · 3 obs
○ 2017-01-24 00:20:32
● 2026-03-27 04:56:16
● 2026-07-29 06:48:38
○NSns3.networking4all.org2016-02-09 → 2017-01-24 · 5 obs
○ 2016-01-09 11:32:44
● 2016-02-09 12:30:10
● 2017-01-24 00:20:32
○ 2026-03-27 04:56:16
○ 2026-07-29 06:48:38
●NSns3.openprovider.eu2026-03-27 → 2026-07-29 · 3 obs
○ 2017-01-24 00:20:32
● 2026-03-27 04:56:16
● 2026-07-29 06:48:38
●MXdvtk-org.mail.protection.outlook.com2016-04-16 → 2026-07-29 · 3 obs
○ 2016-02-09 12:30:10
● 2016-04-16 20:54:56
● 2026-07-29 06:48:38
○MXmail.dvtk.org2015-08-31 → 2016-02-09 · 4 obs
● 2015-08-31 07:03:34
● 2016-02-09 12:30:10
○ 2016-04-16 20:54:56
○ 2026-07-29 06:48:38
○MXsmtp1.ict.nl2016-02-09 → 2016-02-09 · 4 obs
○ 2015-08-31 07:03:34
● 2016-02-09 12:30:10
○ 2016-04-16 20:54:56
○ 2026-07-29 06:48:38
○MXsmtp2.ict.nl2016-02-09 → 2016-02-09 · 4 obs
○ 2015-08-31 07:03:34
● 2016-02-09 12:30:10
○ 2016-04-16 20:54:56
○ 2026-07-29 06:48:38
●A162.159.134.422026-03-27 → 2026-07-29 · 3 obs
○ 2017-01-24 00:20:32
● 2026-03-27 04:56:16
● 2026-07-29 06:48:38
○A212.203.27.462016-04-16 → 2017-01-24 · 5 obs
○ 2016-02-09 12:30:10
● 2016-04-16 20:54:56
● 2017-01-24 00:20:32
○ 2026-03-27 04:56:16
○ 2026-07-29 06:48:38
○A93.186.179.1972015-08-31 → 2016-02-09 · 4 obs
● 2015-08-31 07:03:34
● 2016-02-09 12:30:10
○ 2016-04-16 20:54:56
○ 2026-07-29 06:48:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
dvtk.orgns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu-

✅ Authoritative Response

Server:162.159.26.10

NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 688ms | Queries: -

📄 Records

TypeCountSample Data
A1162.159.134.42
NS3ns3.openprovider.eu, ns2.openprovider.be...
MX1dvtk-org.mail.protection.outlook.com (pr
TXT4v=spf1 include:spf.ict.nl -all, ca3-7fc7fa287aaf4e31ac59a4ef64815c76...
SOA1ns1.openprovider.nl dns.openprovider.eu

Analysis

IP Addresses

dvtk.org directs to one IP number, which is 162.159.134.42.

Among the host names that share IP numbers with dvtk.org are oms-elearning-academy.com, dhcp75.sproutfiberinternet.com, jenniferlouden.com and two others.

Name Servers

dvtk.org is served by three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.

dvtk.org has at least partial name server overlap with other domains, such as findows.org, redcorus.net, relaticsonline.biz and two others.

The hostnames ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl each direct to two IP addresses — ns2.openprovider.be to 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60, ns3.openprovider.eu to 162.159.48.89 and 2400:cb00:2049:1::a29f:3059, and ns1.openprovider.nl to 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.

Mail Servers

dvtk.org routes its mail through a single mail server, dvtk-org.mail.protection.outlook.com.

dvtk-org.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.12, 52.101.68.25 and 52.101.73.12, along with 5 other.