Worldcat.org WorldCat.org: The World's Largest Library Catalog
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Server IP address resolved: Yes
Http response code: 200
Response time: 0.88 sec.
Last Checked: 07/19/2020
Over the time worldcat.org has been ranked as high as 1,856 in the world, while most of its traffic comes from United States, where it reached as high as 1,770 position.
Worldcat.org receives about 74,131 unique visitors and 180,880 pageviews per day. The estimated value of worldcat.org is 2,378,340 USD. Each unique visitor makes about 2.44 pageviews on average.
Worldcat.org is registered under .ORG top-level domain. Check other websites in .ORG zone.
At the time of the last check (November 28, 2019) worldcat.org has an expired wildcard SSL certificate issued by DigiCert Inc (expired on July 05, 2020). Check other websites using SSL certificates issued by DigiCert Inc.
According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust worldcat.org is quite a safe domain.
Mobile-Friendly test indicates that worldcat.org is well optimized for mobile and tablet devices.
Audience Geography. Where are worldcat.org visitors located?
| Country | Rank |
|---|---|
 South Africa ZA | 410 |
| Kenya KE | 460 |
| Ethiopia ET | 742 |
| Australia AU | 1269 |
| Philippines PH | 1337 |
| Netherlands NL | 1431 |
| United States US | 1770 |
| Switzerland CH | 2133 |
| Canada CA | 2249 |
| Nigeria NG | 2332 |
| Mexico MX | 2782 |
| Colombia CO | 2914 |
| Country | Percent of Pageviews |
|---|---|
| United States US | 41.5% |
| South Africa ZA | 7.5% |
| Australia AU | 3.6% |
| India IN | 3.2% |
| Canada CA | 2.8% |
| United Kingdom GB | 2.6% |
| Netherlands NL | 2.2% |
| Germany DE | 2.1% |
| Spain ES | 2.1% |
| Other | 32.4% |
| Country | Percent of Visitors |
|---|---|
| United States US | 35.4% |
| South Africa ZA | 5.5% |
| India IN | 4.4% |
| Australia AU | 3.7% |
| United Kingdom GB | 3.2% |
| China CN | 2.9% |
| Germany DE | 2.8% |
| Canada CA | 2.8% |
| Japan JP | 2.6% |
| Other | 36.8% |
Where do visitors go on worldcat.org?
| Subdomain | Pageviews |
|---|---|
| worldcat.org | 65.14% |
| on.worldcat.org | 14.39% |
| authn.worldcat.org | 3.74% |
| sd00.worldcat.org | 2.42% |
| ukzn.worldcat.org | 2.36% |
| osu.worldcat.org | 1.77% |
| share.worldcat.org | 1.74% |
| sd02.worldcat.org | 1.66% |
| ucla.worldcat.org | 0.71% |
| other | 6.07% |
| Subdomain | Pageviews per User |
|---|---|
| oxy.worldcat.org | 10 |
| melvyl.worldcat.org | 6 |
| ucla.worldcat.org | 5.2 |
| hku.worldcat.org | 5 |
| osu.worldcat.org | 4.7 |
| texasgroup.worldcat.org | 4.3 |
| mcgill.worldcat.org | 4.2 |
| ukzn.worldcat.org | 4.1 |
| ucmerced.worldcat.org | 4 |
| ucdavis.worldcat.org | 4 |
| other | 2.13 |
| Subdomain | Reach |
|---|---|
| worldcat.org | 76.65% |
| on.worldcat.org | 16.05% |
| authn.worldcat.org | 4.6% |
| sd00.worldcat.org | 3.16% |
| share.worldcat.org | 2.8% |
| sd02.worldcat.org | 1.95% |
| ukzn.worldcat.org | 1.41% |
| osu.worldcat.org | 0.92% |
| sd03.worldcat.org | 0.66% |
| account.worldcat.org | 0.57% |
| other | 2.57% |
How popular is worldcat.org?
| Days | Reach Rank | Reach Rank Delta | Reach per Million | Reach per Million Delta |
|---|---|---|---|---|
| 90 | 3592 | 1069 | 225 | -30.67% |
| 30 | 3591 | -325 | 219 | 6% |
| 7 | 3066 | -610 | 255 | 18% |
| 1 | 3175 | 732 | 250 | -22.73% |
| Days | Pageviews Rank | Pageviews Rank Delta | Pageviews per Million | Pageviews per Million Delta | Pageviews per User | Pageviews per User Delta |
|---|---|---|---|---|---|---|
| 90 | 5107 | 1669 | 147 | -33.77% | 2.44 | -4.31% |
| 30 | 5156 | -238 | 144 | 2% | 2.44 | -2.79% |
| 7 | 4358 | -1294 | 173 | 31% | 2.52 | 10% |
| 1 | 3182 | -596 | 234 | 16% | 3.6 | 50% |
| Period | Global Rank | Global Rank Delta |
|---|---|---|
| past 3 months | 3783 | 1234 |
| past month | 3780 | -247 |
| past week | 3197 | -735 |
| yesterday | 2955 | 376 |
Alexa Rank shows how popular worldcat.org is in comparison with other sites. The most popular site has Alexa Rank equals 1. If worldcat.org has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to worldcat.org and pageviews on worldcat.org over the past 3 months.
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 worldcat.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.
"worldcat.org" is not a phishing page.
"worldcat.org" does not install unwanted software.
"worldcat.org" does not contain harmfull applications.
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 worldcat.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 worldcat.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the worldcat.org. This reputation system receives ratings from users and information from third-party sources, assesses the worldcat.org for safety features and confirms, whether worldcat.org is suitable for children.
| Domain | *.worldcat.org |
| Issuer Organization | DigiCert Inc |
| Issuer | Thawte RSA CA 2018 |
| Algorithm | RSA-SHA256 |
| Valid form | 07/02/2018 |
| Expiration | 07/05/2020 |
| Signed | Certificate is not self signed |
| Additional Domains | *.worldcat.org worldcat.org |
ASN ID: 4373
ASN Title: OCLC-AS - Online Computer Library Center, US
Last Update: 10/09/2020
#
# 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.
#
ASNumber: 4373
ASName: OCLC-AS
ASHandle: AS4373
RegDate: 1995-02-08
Updated: 1995-02-08
Ref: https://rdap.arin.net/registry/autnum/4373
OrgName: Online Computer Library Center
OrgId: OCLC-1
Address: 6565 Frantz Rd
City: Dublin
StateProv: OH
PostalCode: 43017
Country: US
RegDate: 1995-02-08
Updated: 2011-09-24
Ref: https://rdap.arin.net/registry/entity/OCLC-1
OrgTechHandle: ANS-NOC-ARIN
OrgTechName: ANS CORE Systems Inc
OrgTechPhone: +1-800-456-6300
OrgTechEmail: noc@ans.net
OrgTechRef: https://rdap.arin.net/registry/entity/ANS-NOC-ARIN
OrgAbuseHandle: ANS-NOC-ARIN
OrgAbuseName: ANS CORE Systems Inc
OrgAbusePhone: +1-800-456-6300
OrgAbuseEmail: noc@ans.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/ANS-NOC-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: WORLDCAT.ORG
Registry Domain ID: D780029-LROR
Registrar WHOIS Server: whois.networksolutions.com
Registrar URL: http://www.networksolutions.com
Updated Date: 2020-10-23T23:56:21Z
Creation Date: 1998-01-21T05:00:00Z
Registry Expiry Date: 2028-01-20T05:00:00Z
Registrar Registration Expiration Date:
Registrar: Network Solutions, LLC
Registrar IANA ID: 2
Registrar Abuse Contact Email: abuse@web.com
Registrar Abuse Contact Phone: +1.8003337680
Reseller:
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Organization: OCLC Online Computer Library Center, Inc
Registrant State/Province: OH
Registrant Country: US
Name Server: MICHELLE.NS.CLOUDFLARE.COM
Name Server: NICO.NS.CLOUDFLARE.COM
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-04-24T21:18:50Z
| Host | A Record | TTL |
|---|---|---|
| worldcat.org | 132.174.0.31 | 60 |
| Host | MX Record | Priority | TTL |
|---|
| Host | NS Record | TTL |
|---|---|---|
| worldcat.org | dns-r1.oclc.org | 3600 |
| worldcat.org | ddisy01pac1.shr.oclc.org | 3600 |
| worldcat.org | dns.oclc.org | 3600 |
| worldcat.org | dns2.oclc.org | 3600 |
| worldcat.org | dns4.oclc.org | 3600 |
| Host | TXT Record | TTL |
|---|
gmvip01sac1.shr.oclc.org
TTL: 3600
Email address: netadm.oclc.org
Serial: 2018053704
Refresh: 10800
Retry: 3600
Expire: 2419200
Minimum: 900
Last tested: 12/02/2019
| Total Resources | 79 |
| Number of Hosts | 12 |
| Static Resources | 67 |
| JavaScript Resources | 21 |
| CSS Resources | 16 |
Last tested: 12/02/2019
| Total Resources | 80 |
| Number of Hosts | 12 |
| Static Resources | 67 |
| JavaScript Resources | 21 |
| CSS Resources | 16 |
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