caltechoh.library.caltech.edu.

Last scanned: 15 May 2026 at 04:15 UTC

13.226.2.66 3.169.71.79 3.169.71.33 13.226.2.103 3.169.71.4 13.226.2.58 13.226.2.104 13.224.106.115 13.224.106.92 13.224.106.8 13.224.106.78

Parent: library.caltech.edu.

Historically Associated IPs

65.9.175.82 65.9.175.70 18.244.87.67 65.9.175.48 65.9.175.34

80/http 443/https

Detailed Open Ports

IP: 3.169.71.33

Port	Protocol	State	Service	Product	Banner / Title
80	tcp	open	http	—	301 Moved Permanently 301 Redirect Probe details Module: zgrab - http Last probed: 24 May 2026 at 18:24 UTC HTTP title: 301 Moved Permanently Redirect: https://adhoc.dev.internal.covid-vaccine-contact-preference.nhs.uk/ Headers: `server`: CloudFront `location`: https://adhoc.dev.internal.covid-vaccine-contact-preference.nhs.uk/
443	tcp	open	https	—	What is your name? 200 TLSv1.3 TLS_AES_128_GCM_SHA256 Cert 245d Probe details Module: zgrab - tls+https+jarm Last probed: 24 May 2026 at 18:25 UTC HTTP title: What is your name? Cert subject: adhoc.dev.internal.covid-vaccine-contact-preference.nhs.uk Cert issuer: Amazon RSA 2048 M04 Cert not before: 31 Dec 2025 at 00:00 UTC Cert not after: 29 Jan 2027 at 23:59 UTC SAN count: 2 Headers: `server`: CloudFront

IPs (2):

3.169.71.79 3.169.71.4

Port	Protocol	State	Service	Product	Banner / Title
80	tcp	open	http	—	Did not follow redirect to https://caltechoh.library.caltech.edu/
443	tcp	open	https	—	—