Calculus-portal.rs CALCULUS 12 | Help Desk
Server IP address resolved: Yes
Http response code: 200
Response time: 0.91 sec.
Last Checked: 05/01/2026
Calculus-portal.rs attracts 240 unique visitors daily, generating 240 pageviews. The estimated value of calculus-portal.rs is 3,124 USD. Each visitor views approximately 1.07 pages on average.
According to Majestic's traffic estimates, calculus-portal.rs ranks 139,303 globally.
Calculus-portal.rs server is located in Czech Republic, so we cannot determine if the distance might affect the page load time.
See the list of other websites hosted by A2HOSTING - A2 Hosting, Inc., US.
Calculus-portal.rs is registered with the .RS top-level domain. Explore additional websites within the .RS zone.
A recent examination on (October 05, 2024), indicates that calculus-portal.rs has an expired SSL certificate issued by Let's Encrypt (expired on December 25, 2024). 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 and Symantec calculus-portal.rs appears to be a safe domain.
Based on Google's Mobile-Friendly test, calculus-portal.rs is not well optimized for mobile and tablet devices. Ensuring your site is mobile-friendly guarantees better performance across all devices, and improving the web page loading time could further enhance user experience.
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Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.
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McAfee assesses calculus-portal.rs 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 calculus-portal.rs for mature or inappropriate content, only security checks are evaluated.
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| Domain | www.calculus-portal.rs.darkroom.productions |
| Issuer Organization | Let's Encrypt |
| Issuer | R10 |
| Algorithm | RSA-SHA256 |
| Valid form | 09/26/2024 |
| Expiration | 12/25/2024 |
| Signed | Certificate is not self signed |
| Additional Domains |
autodiscover.calculus-portal.rs calculus-portal.rs calculus-portal.rs.darkroom.productions cpanel.calculus-portal.rs cpcalendars.calculus-portal.rs cpcontacts.calculus-portal.rs mail.calculus-portal.rs webdisk.calculus-portal.rs webmail.calculus-portal.rs www.calculus-portal.rs www.calculus-portal.rs.darkroom.productions |
ASN ID: 55293
ASN Title: A2HOSTING - A2 Hosting, Inc., US
Last Update: 01/20/2026
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ASNumber: 55293
ASName: A2HOSTING
ASHandle: AS55293
RegDate: 2013-05-17
Updated: 2013-05-17
Ref: https://rdap.arin.net/registry/autnum/55293
OrgName: A2 Hosting, Inc.
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Address: P.O. Box 2998
City: Ann Arbor
StateProv: MI
PostalCode: 48106
Country: US
RegDate: 2004-03-16
Updated: 2017-06-06
Comment: http://www.a2hosting.com
Ref: https://rdap.arin.net/registry/entity/A2HOS
OrgTechHandle: NETWO8213-ARIN
OrgTechName: Network Operations
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OrgTechHandle: CUNDI1-ARIN
OrgTechName: Cundiff, David
OrgTechPhone: +1-734-222-4678
OrgTechEmail: dcundiff@a2hosting.com
OrgTechRef: https://rdap.arin.net/registry/entity/CUNDI1-ARIN
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% Data in the database are created by registrants and we do not guarantee
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% All timestamps are given in Serbian local time.
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Domain name: calculus-portal.rs
Domain status: Active https://www.rnids.rs/en/domain-name-status-codes#Active
Registration date: 08.11.2013 11:54:03
Modification date: 01.11.2024 09:05:06
Expiration date: 08.11.2029 11:54:03
Confirmed: 08.11.2013 11:54:03
Registrar: ORION TELEKOM d.o.o.
Registrant: Calculus d.o.o.
Address: Studentski trg 19/3, Beograd, Serbia
Postal Code:
ID Number: 17543270
Tax ID: 103314980
Administrative contact: Individual
Technical contact: Individual
DNS: ns1.a2hosting.com -
DNS: ns2.a2hosting.com -
DNS: ns3.a2hosting.com -
DNS: ns4.a2hosting.com -
DNSSEC signed: no
Whois Timestamp: 26.01.2025 06:45:16
| Host | A Record | TTL |
|---|---|---|
| calculus-portal.rs | 185.146.22.240 | 14400 |
| Host | MX Record | Priority | TTL |
|---|---|---|---|
| calculus-portal.rs | mail.calculus-portal.rs | 0 | 14400 |
| Host | NS Record | TTL |
|---|---|---|
| calculus-portal.rs | ns4.a2hosting.com | 86400 |
| calculus-portal.rs | ns2.a2hosting.com | 86400 |
| calculus-portal.rs | ns3.a2hosting.com | 86400 |
| calculus-portal.rs | ns1.a2hosting.com | 86400 |
| Host | TXT Record | TTL |
|---|---|---|
| calculus-portal.rs | v=spf1 +a +mx +ip4:185.146.22.240 include:spf.a2hosting.com ~all | 14400 |
ns1.a2hosting.com
TTL: 86400
Email address: root.nl1-ts9.a2hosting.com
Serial: 2022110340
Refresh: 3600
Retry: 1800
Expire: 1209600
Minimum: 86400
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