geogebra.org
GeoGebra - the world’s favorite, free math tools used by over 100 million students and teachers
geogebra.org is registered with http.net Internet GmbH since January 9, 2006 (20.8 years). The registration expires on January 9, 2027. The site runs on Next.js, React, Amazon CloudFront and 4 other technologies. Its email security grade is C. Its SSL certificate is issued by Amazon and is valid for 119 more days.
- Domain age
- 20.8 yrs
- Technologies
- 7
- Email security
- C
- SSL days left
- 119
Registration
| Registrar | http.net Internet GmbH |
|---|---|
| IANA ID | 976 |
| Registered | January 9, 2006 |
| Expires | January 9, 2027 |
| Updated | August 12, 2026 |
| Status | client delete prohibited, client transfer prohibited |
| Name servers | ns-1082.awsdns-07.org, ns-1933.awsdns-49.co.uk, ns-380.awsdns-47.com, ns-548.awsdns-04.net |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 18.245.46.100 | 60 |
| A | 18.245.46.19 | 60 |
| A | 18.245.46.43 | 60 |
| A | 18.245.46.112 | 60 |
| MX | aspmx.l.google.com 10 | 900 |
| MX | alt1.aspmx.l.google.com 20 | 900 |
| MX | alt2.aspmx.l.google.com 20 | 900 |
| MX | aspmx2.googlemail.com 30 | 900 |
| MX | aspmx3.googlemail.com 30 | 900 |
| NS | ns-1082.awsdns-07.org | 172800 |
| NS | ns-1933.awsdns-49.co.uk | 172800 |
| NS | ns-380.awsdns-47.com | 172800 |
| NS | ns-548.awsdns-04.net | 172800 |
| CAA | issue 0 amazon.com | 300 |
| CAA | issue 0 letsencrypt.org | 300 |
| CAA | issue 0 ssl.com | 300 |
| CAA | issuewild 0 amazon.com | 300 |
| CAA | issuewild 0 letsencrypt.org | 300 |
| CAA | issuewild 0 ssl.com | 300 |
| TXT | MS=ms75579110 | 300 |
| TXT | MS=ms92504637 | 300 |
| TXT | atlassian-domain-verification=hVCRGjM2nyjtM2ihzsp8d/5iMeJYblf/ERARL9bQZtkDE46wGxIZ6EkZnERU/srE | 300 |
| TXT | google-site-verification=rXlByKov4KIo4v-tNYMA4-jj4KF5KIxu-Ab8-bnLD20 | 300 |
| TXT | pwa-site-verification=RocOo-JshdrRAsxgwQBVQlyZmpjf_4V_kmwx-koNSdE= | 300 |
| TXT | v=spf1 a include:spf.mailjet.com include:_spf.google.com include:mail.zendesk.com include:8994700.spf03.hubspotemail.net ip4:52.211.214.96 ip4:140.78.116.233 ip4:140.78.116.234 -all | 300 |
Technology stack
Analytics and advertising IDs
google_tag_manager:GTM-NXKJXCRSSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, Amazon RSA 2048 M01, Amazon |
| Expires | March 9, 2027 |
| Days remaining | 119 |
| Protocol | TLSv1.3 |
| Names | geogebra.org, *.geogebra.org |
Email security
- warnDMARC policy is none (monitoring only). Spoofed mail is still delivered.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- warnNo BIMI record (optional: shows your logo next to your emails in supporting inboxes).
- goodSPF record found.
- goodSPF ends with -all: servers you have not listed are rejected (hard fail).
- goodDMARC aggregate reports are sent to mailto:[email protected].
- goodDKIM keys found (selector: google, mail).
- good5 MX record(s) found. Mail is handled by Google Workspace.
Homepage metadata
| Title | GeoGebra - the world’s favorite, free math tools used by over 100 million students and teachers |
|---|---|
| Description | Free digital tools for class activities, graphing, geometry, collaborative whiteboard and more |
| Language | en |
| Canonical | https://www.geogebra.org |
| Structured data | MathSolver, LearningResource, FAQPage |
| Indexable | Yes |
| Word count | 1161 |
About geogebra.org
Who is the registrar of geogebra.org?
geogebra.org is registered with http.net Internet GmbH (IANA ID 976).
When does geogebra.org expire?
The current registration of geogebra.org expires on January 9, 2027. It was first registered on January 9, 2006.
What technology does geogebra.org use?
We detected 7 technologies on geogebra.org, including Amazon CloudFront, Next.js, React, Node.js, Content Security Policy, HSTS.
Does geogebra.org protect its email with SPF and DMARC?
geogebra.org scores 65/100 (grade C) for email security. DMARC policy is none (monitoring only). Spoofed mail is still delivered. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of geogebra.org?
geogebra.org uses ns-1082.awsdns-07.org, ns-1933.awsdns-49.co.uk, ns-380.awsdns-47.com, ns-548.awsdns-04.net.