Vtk.org VTK - The Visualization Toolkit
Server IP address resolved: Yes
Http response code: 200
Response time: 0.70 sec.
Last Checked: 02/02/2025
Vtk.org attracts 1,682 unique visitors daily, generating 5,046 pageviews. The estimated value of vtk.org is 93,732 USD. Each visitor views approximately 3.21 pages on average.
According to Majestic's traffic estimates, vtk.org ranks 16,414 globally, with the majority of its visitors coming from United States, where it holds the 350,137 position.
It is beneficial for vtk.org that their data center (provided by LVLT-3549 - Level 3 Parent, LLC, US) is located in United States, as this helps reduce page load time for most visitors.
See the list of other websites hosted by LVLT-3549 - Level 3 Parent, LLC, US.
Vtk.org is registered with the .ORG top-level domain. Explore additional websites within the .ORG zone.
A recent examination on (February 13, 2023), indicates that vtk.org has an expired SSL certificate issued by Let's Encrypt (expired on April 01, 2023). Click the "Refresh" button in the Safety Information section for updated SSL details. See the list of websites using SSL certificates issued by Let's Encrypt.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust vtk.org appears to be a safe domain.
Based on Google's Mobile-Friendly test, vtk.org is optimized for mobile and tablet devices, although the web page loading speed could be improved.
Audience Geography. Where are vtk.org visitors located?
| Country | Visitors |
|---|---|
 United States US | 9.5% |
| United Kingdom GB | 8.1% |
| Algeria DZ | 5.4% |
| India IN | 4.7% |
| Singapore SG | 4.3% |
| Russian Federation RU | 1% |
| Other | 67% |
| Country | Pageviews |
|---|---|
| Algeria DZ | 18.5% |
| Singapore SG | 5.7% |
| United Kingdom GB | 5% |
| India IN | 4.3% |
| United States US | 3.9% |
| Russian Federation RU | 0.8% |
| Other | 61.9% |
| Country | Rank |
|---|---|
| Algeria DZ | 12618 |
| Singapore SG | 25502 |
| United Kingdom GB | 85820 |
| India IN | 186655 |
| United States US | 350137 |
| Russian Federation RU | 422161 |
Where do visitors go on vtk.org?
| Subdomain | Pageviews |
|---|---|
| vtk.org | 100% |
| Subdomain | Pageviews per User |
|---|---|
| vtk.org | 3.2 |
| Subdomain | Reach |
|---|---|
| vtk.org | 100% |
How popular is vtk.org?
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 141901 | 1611 |
| past month | 218316 | 117597 |
| past week | 115675 | -175173 |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 144917 | 20436 | 34 | -16.12% | 3 | -22.37% |
| 30 | 217326 | 104543 | 2 | -57.884% | 3.2 | 20% |
| 7 | 118944 | -191389 | 45 | 200% | 3 | 9% |
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 150233 | -6951 | 42 | 8% |
| 30 | 235665 | 133775 | 23 | -65.386% |
| 7 | 123915 | -184740 | 5 | 200% |
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.
Norton ConnectSafe evaluates vtk.org for any unsafe and insecure content. The results are critical for families with young children.
SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.
McAfee assesses vtk.org for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze vtk.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the vtk.org. This reputation system receives ratings from users and information from third-party sources, assesses the vtk.org for safety features and confirms, whether vtk.org is suitable for children.
| Domain | www.vtk.org |
| Issuer Organization | Let's Encrypt |
| Issuer | R3 |
| Algorithm | RSA-SHA256 |
| Valid form | 01/01/2023 |
| Expiration | 04/01/2023 |
| Signed | Certificate is not self signed |
| Additional Domains |
vtk.org www.vtk.org |
ASN ID: 3549
ASN Title: LVLT-3549 - Level 3 Parent, LLC, US
Last Update: 07/31/2024
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
ASNumber: 3549
ASName: LVLT-3549
ASHandle: AS3549
RegDate: 2000-03-21
Updated: 2018-02-20
Ref: https://rdap.arin.net/registry/autnum/3549
OrgName: Level 3 Parent, LLC
OrgId: LPL-141
Address: 100 CenturyLink Drive
City: Monroe
StateProv: LA
PostalCode: 71203
Country: US
RegDate: 2018-02-06
Updated: 2018-02-22
Ref: https://rdap.arin.net/registry/entity/LPL-141
OrgAbuseHandle: IPADD5-ARIN
OrgAbuseName: ipaddressing
OrgAbusePhone: +1-877-453-8353
OrgAbuseEmail: ipaddressing@level3.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/IPADD5-ARIN
OrgTechHandle: IPADD5-ARIN
OrgTechName: ipaddressing
OrgTechPhone: +1-877-453-8353
OrgTechEmail: ipaddressing@level3.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADD5-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
Domain Name: vtk.org
Registry Domain ID: a6b64388e8814d539dad028fe855d987-LROR
Registrar WHOIS Server: whois.namecheap.com
Registrar URL: http://www.namecheap.com
Updated Date: 2024-08-21T14:00:05Z
Creation Date: 2002-07-25T20:28:02Z
Registry Expiry Date: 2026-07-25T20:28:02Z
Registrar: NameCheap, Inc.
Registrar IANA ID: 1068
Registrar Abuse Contact Email: abuse@namecheap.com
Registrar Abuse Contact Phone: +1.6613102107
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: Privacy service provided by Withheld for Privacy ehf
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: Capital Region
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: IS
Registrant Phone: REDACTED FOR PRIVACY
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Registrant Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
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Admin Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
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Tech Email: Please query the RDDS service of the Registrar of Record identified in this output for information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.
Name Server: dns1.registrar-servers.com
Name Server: dns2.registrar-servers.com
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-10-12T14:46:05Z
| Host | A Record | TTL |
|---|---|---|
| vtk.org | 66.194.253.19 | 900 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| vtk.org | public.kitware.com | 10 | 900 |
| Host | NS Record | TTL |
|---|---|---|
| vtk.org | ns1.hover.com | 900 |
| vtk.org | ns2.hover.com | 900 |
| Host | TXT Record | TTL |
|---|---|---|
| vtk.org | v=spf1 include:_spf.google.com ip4:207.126.144.0/20 ip4:64.18.0.0/20 ip4:74.125.148.0/22 ip4:66.162.65.208/28 ip4:66.194.253.16/28 ip4:97.65.130.160/28 ~all | 900 |
ns1.hover.com
TTL: 900
Email address: dnsmaster.hover.com
Serial: 1554226287
Refresh: 10800
Retry: 3600
Expire: 604800
Minimum: 900
Last tested: 06/01/2017
| Total Resources | 64 |
| Number of Hosts | 6 |
| Static Resources | 28 |
| JavaScript Resources | 22 |
| CSS Resources | 16 |
Last tested: 06/01/2017
| Total Resources | 63 |
| Number of Hosts | 6 |
| Static Resources | 28 |
| JavaScript Resources | 22 |
| CSS Resources | 16 |
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