OSV.IO Website Review
Basic Information
URL:
Server:
GitHub.com
IP:
City:
Page Information
Title:
OSv - the operating system designed for the cloud
Length: 49 character(s); Best length: 10 ~ 60 character(s)
Meta description:
OSv is an open source project to
build the best OS for cloud workloads
Length: 74 character(s); Best length: 50 ~ 160 character(s)
Meta keywords:
osv, cloud, operating system
Length: 28 character(s); Best length: 10 ~ 255 character(s)
H1 Tag:
Length: 0 character(s); Best length: 10 ~ 255 character(s)
Your page does not include an H1 tag.
The H1 tag in HTML is the main headline users see first when a page loads. It conveys the page's topic, enticing visitors to read further. H1 tags are crucial for SEO, user experience, and accessibility. They distinguish the main title on a webpage, aiding search engines and users in understanding the content.
Here are best practices for H1 tags
- Use H1 tags for page titles.
- Limit to one H1 tag per page.
- Keep H1 tags short and concise.
- Structure headings hierarchically.
- Include your main keyword.
- Ensure H1 tags are engaging.
External links:
8 (0 nofollow)
Internal links:
34 (0 nofollow)
Site Technology
Server:
GitHub.com
SSL Secure:
Available
robots.txt:
Unavailable
XML Sitemap:
Unavailable
Gzip Compress:
Available
favicon.ico:
Unavailable
HTTP Header Analysis
HTTP header fields are components of the message header of requests and responses in the Hypertext Transfer Protocol (HTTP). They define the operating parameters of an HTTP transaction. The header fields are not directly displayed by normal web browsers like Internet Explorer, Google Chrome, Firefox etc. Below is the HTTP Header information of osv.io:
HTTP/1.1 200 OK
Connection: keep-alive
Content-Length: 5038
Server: GitHub.com
Content-Type: text/html; charset=utf-8
Last-Modified: Sun, 02 Jan 2022 06:22:10 GMT
Access-Control-Allow-Origin: *
ETag: W/"61d14492-566a"
expires: Sat, 10 Jan 2026 02:36:39 GMT
Cache-Control: max-age=600
Content-Encoding: gzip
x-proxy-cache: MISS
X-GitHub-Request-Id: BE84:2ACFD9:B58EA:DE622:6961B8DF
Accept-Ranges: bytes
Date: Sat, 10 Jan 2026 02:26:41 GMT
Via: 1.1 varnish
Age: 2
X-Served-By: cache-iad-kjyo7100116-IAD
X-Cache: HIT
X-Cache-Hits: 1
X-Timer: S1768012002.545587,VS0,VE2
Vary: Accept-Encoding
X-Fastly-Request-ID: 6e4bdc6488144b5154d3be273944e51f31353ab5
Connection: keep-alive
Content-Length: 5038
Server: GitHub.com
Content-Type: text/html; charset=utf-8
Last-Modified: Sun, 02 Jan 2022 06:22:10 GMT
Access-Control-Allow-Origin: *
ETag: W/"61d14492-566a"
expires: Sat, 10 Jan 2026 02:36:39 GMT
Cache-Control: max-age=600
Content-Encoding: gzip
x-proxy-cache: MISS
X-GitHub-Request-Id: BE84:2ACFD9:B58EA:DE622:6961B8DF
Accept-Ranges: bytes
Date: Sat, 10 Jan 2026 02:26:41 GMT
Via: 1.1 varnish
Age: 2
X-Served-By: cache-iad-kjyo7100116-IAD
X-Cache: HIT
X-Cache-Hits: 1
X-Timer: S1768012002.545587,VS0,VE2
Vary: Accept-Encoding
X-Fastly-Request-ID: 6e4bdc6488144b5154d3be273944e51f31353ab5
DNS Record Analysis
Domain Name Systes (DNS) translates easily memorized domain names to the numerical IP addresses needed for the purpose of locating computer services and devices worldwide. There are total 8 DNS record(s) of osv.io.
| Host | Type | IP/Target | TTL | Extra Infomation |
|---|---|---|---|---|
| osv.io | A | 3600 | ||
| osv.io | A | 3600 | ||
| osv.io | A | 3600 | ||
| osv.io | A | 3600 | ||
| osv.io | NS | 21600 | ||
| osv.io | NS | 21600 | ||
| osv.io | NS | 21600 | ||
| osv.io | SOA | 21600 | expire: 604800 serial: 2017061123 |