Rank #818Updated November 10, 2026
esa.int
Homepage
The site runs on Varnish, Fastly, Swiper and 2 other technologies. Its email security grade is D. Its SSL certificate is issued by Sectigo Limited and is valid for 194 more days.
- Domain age
- 30.2 yrs
- Technologies
- 5
- Email security
- D
- SSL days left
- 194
Registration
| Registered | August 23, 1996 |
|---|---|
| Updated | October 29, 2020 |
| Status | active |
| Name servers | ns1.esa.int, ns2.esa.int, ns3.esa.int, ns4.esa.int |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 178.32.232.78 | 33485 |
| MX | esa-int.mail.protection.outlook.com 10 | 21600 |
| NS | ns4.esa.int | 21600 |
| NS | ns3.esa.int | 21600 |
| NS | ns1.esa.int | 21600 |
| NS | ns2.esa.int | 21600 |
| TXT | google-site-verification=LQgmlH1PAH3jhldXTrZL-l1fQGh8TCQxAB1okds6CLE | 21600 |
| TXT | cisco-ci-domain-verification=4193371e06eebcad78592e9db0ce795815e54d35c1bbbc3282d66bd9ccb0e9cd | 21600 |
| TXT | _d7t1nznozakqwig7oaddqcc3j7a7dtx | 21600 |
| TXT | jamf-site-verification=KKNcoh1pqhm8QO-IMN5-gw | 21600 |
| TXT | apple-domain-verification=qdRjdrwGfzXJfV9p | 21600 |
| TXT | v=spf1 a:spf.esa.int ip4:178.32.232.64/27 include:spf.protection.outlook.com include:mail.eventsairmail.com include:_spf-emea.onbmc.com include:_spf-dc2.successfactors.com include:_spf-dc12.successfactors.com include:spf.mailjet.com ~all | 21600 |
| TXT | 2k4hqau0uurj3ubo4g9ebrqd2m | 21600 |
| TXT | bt7fftvbt9racv7rgb9cnbccur | 21600 |
| TXT | MS=ms80437227 | 21600 |
| TXT | mistral-domain-verification=d1485676252f23d98d837344d21e1295660fba87 | 21600 |
| TXT | d365mktkey=3dsoa5x9hmg1homei7b782mz3 | 21600 |
| TXT | jmguggmgmek5a8u8t740g95og2 | 21600 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | GB, Sectigo Public Server Authentication CA OV R36, Sectigo Limited |
| Expires | May 23, 2027 |
| Days remaining | 194 |
| Protocol | TLSv1.3 |
| Names | ariane6.esa.int, alexandergerst.esa.int, andreasmogensen.esa.int, astronauts.esa.int, careers.esa.int, esa-photolibrary.com, esa.be, esa.de, esa.es, esa.eu, esa.fr, esa.int |
Email security
DScore 63/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnSPF uses 8 of the 10 allowed DNS lookups. Adding another service may break it.
- 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 marked as suspicious (soft fail).
- goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected], mailto:[email protected].
- goodDKIM keys found (selector: selector1, selector2, s1, s2).
- good1 MX record(s) found. Mail is handled by Microsoft 365.
Homepage metadata
| Title | Homepage |
|---|---|
| Description | The European Space Agency portal features the latest news in space exploration, human spaceflight, launchers, telecommunications, navigation, Earth observation and space science. |
| Language | EN |
| Canonical | https://www.esa.int/ |
| Indexable | Yes |
| Word count | 1447 |
About esa.int
What technology does esa.int use?
We detected 5 technologies on esa.int, including Varnish, Fastly, Swiper, Content Security Policy, HSTS.
Does esa.int protect its email with SPF and DMARC?
esa.int scores 63/100 (grade D) for email security. SPF uses 8 of the 10 allowed DNS lookups. Adding another service may break it. DMARC policy is none (monitoring only). Spoofed mail is still delivered.
What are the name servers of esa.int?
esa.int uses ns4.esa.int, ns3.esa.int, ns1.esa.int, ns2.esa.int.