Coin-or.org COIN-OR: Computational Infrastructure for Operations Research – Open-source Software for the Operations Research Community
Server IP address resolved: Yes
Http response code: 200
Response time: 3.17 sec.
Last Checked: 08/18/2025
Coin-or.org traffic volume is 395 unique daily visitors and their 1,184 pageviews. The web value rate of coin-or.org is 9,373 USD. Each visitor makes around 3.21 page views on average.
By Alexa's traffic estimates coin-or.org placed at 26,491 position over the world.
Coin-or.org server is located in United States, therefore, we cannot identify the countries where the traffic is originated and if the distance can potentially affect the page load time. See the list of other web pages hosted by CLEMSONU - Clemson University, US.
Coin-or.org registered under .ORG top-level domain. Check other websites in .ORG zone.
The last verification results, performed on (June 30, 2024) coin-or.org show that coin-or.org has an expired SSL certificate issued by Let's Encrypt (expired on August 03, 2024). Click “Refresh” button for SSL Information at the Safety Information section. Check the list of websites using SSL certificates issued by Let's Encrypt.
In accordance with Google Safe Browsing, Google Safe Search, Symantec and Web of Trust coin-or.org is pretty a safe domain.
Relying Google MobileFriendly test coin-or.org is well optimized for mobile and tablet devices, however web page loading speed may be improved.
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 coin-or.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 coin-or.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 coin-or.org for mature or inappropriate content, only security checks are evaluated.
The WOT calculates reputation of the coin-or.org. This reputation system receives ratings from users and information from third-party sources, assesses the coin-or.org for safety features and confirms, whether coin-or.org is suitable for children.
| Domain | coin-or.org |
| Issuer Organization | Let's Encrypt |
| Issuer | R3 |
| Algorithm | RSA-SHA256 |
| Valid form | 05/05/2024 |
| Expiration | 08/03/2024 |
| Signed | Certificate is not self signed |
| Additional Domains | coin-or.com coin-or.net coin-or.org git.coin-or.org list.coin-or.org optimization-suite.coin-or.org projects.coin-or.org svn.coin-or.org trac.coin-or.org wptest.coin-or.org www.coin-or.org |
ASN ID: 12148
ASN Title: CLEMSONU - Clemson University, US
Last Update: 04/24/2025
#
# 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
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
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ASNumber: 12148
ASName: CLEMSONU
ASHandle: AS12148
RegDate: 1999-04-05
Updated: 2016-02-04
Ref: https://rdap.arin.net/registry/autnum/12148
OrgName: Clemson University
OrgId: CLEMSO-1
Address: 130 McGinty Court
Address: Poole Hall Rm 11
City: Clemson
StateProv: SC
PostalCode: 29634
Country: US
RegDate: 1988-08-10
Updated: 2016-02-01
Ref: https://rdap.arin.net/registry/entity/CLEMSO-1
OrgAbuseHandle: NETWO2687-ARIN
OrgAbuseName: Network Abuse
OrgAbusePhone: +1-864-656-3493
OrgAbuseEmail: abuse@clemson.edu
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OrgNOCName: Network Operations Center
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OrgNOCEmail: noc@clemson.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC3212-ARIN
OrgTechHandle: CUTEC-ARIN
OrgTechName: CU-TECHS-ARIN
OrgTechPhone: +1-864-656-4634
OrgTechEmail: CU-TECHS-ARIN@lists.clemson.edu
OrgTechRef: https://rdap.arin.net/registry/entity/CUTEC-ARIN
RNOCHandle: NOC3212-ARIN
RNOCName: Network Operations Center
RNOCPhone: +1-864-656-4634
RNOCEmail: noc@clemson.edu
RNOCRef: https://rdap.arin.net/registry/entity/NOC3212-ARIN
RAbuseHandle: NETWO2687-ARIN
RAbuseName: Network Abuse
RAbusePhone: +1-864-656-3493
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RTechHandle: CUTEC-ARIN
RTechName: CU-TECHS-ARIN
RTechPhone: +1-864-656-4634
RTechEmail: CU-TECHS-ARIN@lists.clemson.edu
RTechRef: https://rdap.arin.net/registry/entity/CUTEC-ARIN
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# 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
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# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#
Domain Name: coin-or.org
Registry Domain ID: 3b687a22b11542fb9d2d6b7ab0006ebc-LROR
Registrar WHOIS Server: whois.squarespace.domains
Registrar URL: https://domains.squarespace.com
Updated Date: 2024-09-17T22:30:13Z
Creation Date: 2000-09-27T19:30:46Z
Registry Expiry Date: 2025-09-27T19:30:46Z
Registrar: Squarespace Domains II LLC
Registrar IANA ID: 895
Registrar Abuse Contact Email: abuse-complaints@squarespace.com
Registrar Abuse Contact Phone: +1.6466935324
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: REDACTED FOR PRIVACY
Registrant Name: REDACTED FOR PRIVACY
Registrant Organization: COIN-OR Foundation, Inc.
Registrant Street: REDACTED FOR PRIVACY
Registrant City: REDACTED FOR PRIVACY
Registrant State/Province: SC
Registrant Postal Code: REDACTED FOR PRIVACY
Registrant Country: US
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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: ns-cloud-a4.googledomains.com
Name Server: ns-cloud-a1.googledomains.com
Name Server: ns-cloud-a3.googledomains.com
Name Server: ns-cloud-a2.googledomains.com
DNSSEC: signedDelegation
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of WHOIS database: 2024-10-27T21:51:27Z
| Host | A Record | TTL |
|---|---|---|
| coin-or.org | 130.127.206.21 | 300 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| coin-or.org | aspmx.l.google.com | 1 | 3600 |
| coin-or.org | alt1.aspmx.l.google.com | 5 | 3600 |
| coin-or.org | alt2.aspmx.l.google.com | 5 | 3600 |
| coin-or.org | alt3.aspmx.l.google.com | 10 | 3600 |
| coin-or.org | alt4.aspmx.l.google.com | 10 | 3600 |
| Host | NS Record | TTL |
|---|---|---|
| coin-or.org | ns-cloud-a1.googledomains.com | 21600 |
| coin-or.org | ns-cloud-a2.googledomains.com | 21600 |
| coin-or.org | ns-cloud-a3.googledomains.com | 21600 |
| coin-or.org | ns-cloud-a4.googledomains.com | 21600 |
| Host | TXT Record | TTL |
|---|---|---|
| coin-or.org | google-site-verification=q7ww7le3X5X4GscFF5FfX8jRhgxOqotT1w66iqC0Mqc | 3600 |
| coin-or.org | v=spf1 ip4:130.127.206.21 ip4:130.127.237.160/27 ip4:130.127.237.224/27 -all | 3600 |
ns-cloud-a1.googledomains.com
TTL: 21600
Email address: cloud-dns-hostmaster.google.com
Serial: 3
Refresh: 21600
Retry: 3600
Expire: 259200
Minimum: 300
Last tested: 09/18/2015
| Total Resources | 10 |
| Number of Hosts | 4 |
| Static Resources | 6 |
| CSS Resources | 1 |
Last tested: 06/28/2019
| Total Resources | 54 |
| Number of Hosts | 8 |
| Static Resources | 10 |
| JavaScript Resources | 26 |
| CSS Resources | 17 |
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