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Website Information
| Domain | mersenne.org |
| Title | Great Internet Mersenne Prime Search - PrimeNet |
| Description | Great Internet Mersenne Prime Search - Finding world record primes since 1996. GIMPS is an organized search for Mersenne prime numbers using provided free software. |
| Keyword | Marin Mersenne prime numbers GIMPS primenet prime95 |
Network & Domain Data
HTTP 200| URL | https://mersenne.org |
| HTTP | HTTP/2 301 |
| content-length | 148 |
| content-type | text/html; charset=UTF-8 |
| location | https://www.mersenne.org/ |
| server | Microsoft-IIS/10.0 |
| alt-svc | h3=":443"; ma=86400; persist=1 |
| strict-transport-security | max-age=31536000 |
| date | Mon, 29 Jun 2026 18:54:20 GMT |
| HTTP/2 200 | |
| cache-control | no-store, no-cache, must-revalidate |
| pragma | no-cache |
| content-length | 0 |
| content-type | text/html; charset=utf-8 |
| expires | Thu, 19 Nov 1981 08:52:00 GMT |
| server | Microsoft-IIS/10.0 |
| x-powered-by | PHP/7.4.33 |
| set-cookie | GIMPSWWW=eb463nbsk2ac44c2gkegjco8u0; expires=Wed, 29-Jul-2026 18:54:21 GMT; Max-Age=2592000; path=/; domain=mersenne.org; SameSite=Lax |
| alt-svc | h3=":443"; ma=86400; persist=1 |
| strict-transport-security | max-age=31536000 |
| date | Mon, 29 Jun 2026 18:54:20 GMT |
A
209.147.127.187
TTL 2333
MX
10 mx1.forwardemail.net
TTL 3600
MX
20 mx2.forwardemail.net
TTL 3600
NS
ns17.domaincontrol.com
TTL 3600
NS
ns18.domaincontrol.com
TTL 3600
TXT
v=spf1 a mx ip4:209.147.127.187 ip4:162.212.57.131 include:spf.forwardemail.net include:_spf.google.com ~all
TTL 3600
TXT
forward-email=primenet:woltman@alum.mit.edu
TTL 3600
TXT
NETORGFT10742940.onmicrosoft.com
TTL 3600
| Subject (CN) | www.mersenne.org |
| Issuer | GoGetSSL RSA DV CA |
| Valid From | 2026-04-30 00:00:00 |
| Valid To | 2026-11-14 23:59:59 |
| Serial Number | a444ebe2e4a26c513e0c1bba7b612f9c |
| Domain Name | mersenne.org |
| Registry Domain ID | REDACTED |
| Registrar WHOIS Server | http://whois.godaddy.com |
| Registrar URL | http://www.whois.godaddy.com |
| Updated Date | 2024-06-07T11:45:50Z |
| Creation Date | 1996-12-03T05:00:00Z |
| Registry Expiry Date | 2026-12-02T05:00:00Z |
| Registrar | GoDaddy.com, LLC |
| Registrar IANA ID | 146 |
| Registrar Abuse Contact Email | abuse@godaddy.com |
| Registrar Abuse Contact Phone | +1.4806242505 |
| Domain Status | clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited |
| Domain Status | clientRenewProhibited https://icann.org/epp#clientRenewProhibited |
| Domain Status | clientTransferProhibited https://icann.org/epp#clientTransferProhibited |
| Domain Status | clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited |
| Registry Registrant ID | REDACTED |
| Registrant Name | REDACTED |
| Registrant Organization | Domains By Proxy, LLC |
| Registrant Street | REDACTED |
| Registrant City | REDACTED |
| Registrant State/Province | Arizona |
| Registrant Postal Code | REDACTED |
| Registrant Country | US |
| Registrant Phone | REDACTED |
| Registrant Phone Ext | REDACTED |
| Registrant Fax | REDACTED |
| Registrant Fax Ext | REDACTED |
| Registrant Email | REDACTED |
| Registry Admin ID | REDACTED |
| Admin Name | REDACTED |
| Admin Organization | REDACTED |
| Admin Street | REDACTED |
| Admin City | REDACTED |
| Admin State/Province | REDACTED |
| Admin Postal Code | REDACTED |
| Admin Country | REDACTED |
| Admin Phone | REDACTED |
| Admin Phone Ext | REDACTED |
| Admin Fax | REDACTED |
| Admin Fax Ext | REDACTED |
| Admin Email | REDACTED |
| Registry Tech ID | REDACTED |
| Tech Name | REDACTED |
| Tech Organization | REDACTED |
| Tech Street | REDACTED |
| Tech City | REDACTED |
| Tech State/Province | REDACTED |
| Tech Postal Code | REDACTED |
| Tech Country | REDACTED |
| Tech Phone | REDACTED |
| Tech Phone Ext | REDACTED |
| Tech Fax | REDACTED |
| Tech Fax Ext | REDACTED |
| Tech Email | REDACTED |
| Name Server | ns17.domaincontrol.com |
| Name Server | ns18.domaincontrol.com |
| DNSSEC | unsigned |
| URL of the ICANN Whois Inaccuracy Complaint Form | https://icann.org/wicf/ |
| >>> Last update of WHOIS database | 2025-08-25T03:28:28Z <<< |
| For more information on Whois status codes, please visit https | //icann.org/epp |
| Terms of Use | Access to Public Interest Registry WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the Public Interest Registry registry database. The data in this record is provided by Public Interest Registry for informational purposes only, and Public Interest Registry does not guarantee its accuracy. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to (a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Identity Digital except as reasonably necessary to register domain names or modify existing registrations. All rights reserved. Public Interest Registry reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy. The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name. |