Rank #982Updated November 10, 2026
hbs.edu
Harvard Business School
The site runs on Next.js, React, Amazon CloudFront and 2 other technologies. Its email security grade is D. Its SSL certificate is issued by Sectigo Limited and is valid for 117 more days.
- Domain age
- —
- Technologies
- 5
- Email security
- D
- SSL days left
- 117
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 128.103.124.107 | 3600 |
| MX | hbs-edu.mail.protection.outlook.com 0 | 3600 |
| NS | ns1-38.azure-dns.com | 172800 |
| NS | ns3-38.azure-dns.org | 172800 |
| NS | ns2-38.azure-dns.net | 172800 |
| NS | ns4-38.azure-dns.info | 172800 |
| TXT | tmes=a18926e3a06d3b62227000f92b63ac3c | 3600 |
| TXT | MS=ms43247693 | 3600 |
| TXT | pFKF7oEYfg7mo0mK6psIlIf/qVXwG+38RhEhJ9kBHZ5WyPkQgqhiaVBfGnFo0AND8beSeIcdNzzrsiVDhoosBw== | 3600 |
| TXT | 759dded284e74e05affa6d5e9265f07b | 3600 |
| TXT | 2nlfqmqvhklzfhzt9k3rtsfp2wt7k6pr | 3600 |
| TXT | atlassian-domain-verification=MrrVn0jd3Vovf0f63CeGlmxWGmnkIJjDchwflNLdm4sg8wlRIAffoeJWA8P9w/6P | 3600 |
| TXT | facebook-domain-verification=oja2f2thuafwhte6h60nf0msr2sxp5 | 3600 |
| TXT | google-site-verification=c-eaSAavhfMv5ChJyT8tZbpoz8KQY4W7qzjzh5yFJ70 | 3600 |
| TXT | cisco-ci-domain-verification=5eefa9e06279e8347d5a3890fee2647546c934d381d2fad041bafdc86db6dd0e | 3600 |
| TXT | SFMC-Gip__BGh6JJG1QgzdgI2nxXgWSOqkAYV-U_GbrJy | 3600 |
| TXT | v=DKIM1; k=rsa;p=p="MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtOajCM1EA837f/qrI6kmjSQzxQqbCtlYzPvNkBSperH7j7UPotyeNlS1gYnRM83xrdx/AdnPOx9lsq2+El1gVYffxGkKeEW76k+8wrhwFyUSl1cQIGo7votAOib0yAQkwnAATRGh8YCG9hPmxcpnrDEAD5Kq4ZfmIhlkQI9qGnKcP2/30517kx4QevgBW+FoXVqq9dGNZAOp82" | 3600 |
| TXT | openai-domain-verification=dv-N0AJMTlwiqDrJ50CnOOTDtVA | 3600 |
Technology stack
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | GB, Sectigo Public Server Authentication CA DV R36, Sectigo Limited |
| Expires | March 7, 2027 |
| Days remaining | 117 |
| Protocol | TLSv1.2 |
| Names | hbs.edu |
Email security
DScore 63/100 across SPF, DMARC, DKIM, MTA-STS and BIMI.
- warnSPF uses 9 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].
- goodDKIM keys found (selector: selector2, k2).
- good1 MX record(s) found. Mail is handled by Microsoft 365.
Homepage metadata
| Title | Harvard Business School |
|---|---|
| Description | Harvard Business School |
| Language | en-us |
| Canonical | https://www.hbs.edu/ |
| Indexable | Yes |
| Word count | 951 |
About hbs.edu
What technology does hbs.edu use?
We detected 5 technologies on hbs.edu, including Amazon CloudFront, Next.js, React, Node.js, Nginx.
Does hbs.edu protect its email with SPF and DMARC?
hbs.edu scores 63/100 (grade D) for email security. SPF uses 9 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 hbs.edu?
hbs.edu uses ns1-38.azure-dns.com, ns3-38.azure-dns.org, ns2-38.azure-dns.net, ns4-38.azure-dns.info.