xavierleroy.org valuation and analysis

Robots.txt Information
Robot Path Permission
GoogleBot /
BingBot /
BaiduSpider /
YandexBot /
Meta Tags
Title Xavier Leroy - Home
Description Home page of Xavier Leroy, a computer scientist. Information on Xavier Leroy’s research projects, publications, and open-source
Keywords N/A
Server Information
WebSite xavierleroy faviconxavierleroy.org
Host IP 185.199.109.153
Location -
Related Websites
Site Rank
More to Explore
xavierleroy.org Valuation
US$3,341,880
Last updated: 2022-06-18 03:31:27

xavierleroy.org has Semrush global rank of 3,167,171. xavierleroy.org has an estimated worth of US$ 3,341,880, based on its estimated Ads revenue. xavierleroy.org receives approximately 385,602 unique visitors each day. Its web server is located in -, with IP address 185.199.109.153. According to SiteAdvisor, xavierleroy.org is safe to visit.

Traffic & Worth Estimates
Purchase/Sale Value US$3,341,880
Daily Ads Revenue US$3,085
Monthly Ads Revenue US$92,545
Yearly Ads Revenue US$1,110,533
Daily Unique Visitors 25,707
Note: All traffic and earnings values are estimates.
DNS Records
Host Type TTL Data
xavierleroy.org. A 7199 IP: 185.199.109.153
xavierleroy.org. A 7199 IP: 185.199.111.153
xavierleroy.org. A 7199 IP: 185.199.110.153
xavierleroy.org. A 7199 IP: 185.199.108.153
xavierleroy.org. NS 10800 NS Record: ns-185-c.gandi.net.
xavierleroy.org. NS 10800 NS Record: ns-17-a.gandi.net.
xavierleroy.org. NS 10800 NS Record: ns-190-b.gandi.net.
xavierleroy.org. MX 10800 MX Record: 10 spool.mail.gandi.net.
xavierleroy.org. MX 10800 MX Record: 50 fb.mail.gandi.net.
xavierleroy.org. TXT 10800 TXT Record: v=spf1 include:_mailcust.gandi.net ?all
HtmlToTextCheckTime:2022-06-18 03:31:27
home research publications software proofs talks students teaching conferences contact faq Xavier Leroy studying computer programming since 1988 Menu Home Research Publications Software Proofs Talks Students Teaching Journals and confs Contact info F.A.Q. See also Collège de France (fr) Page Wikipedia (fr) Wikipedia page (en) Academia.edu LinkedIn Researchgate Hello and welcome to my corner of the Web. I’m a senior computer scientist interested in all scientific aspects of computer programming. I’m a professor at Collège de France , where I hold the chair of software sciences . I’m also a member of the Cambium research team of Inria , a French public research institute in computer science and applied mathematics. News [07/2021] Lecture material: slides in English are now available for my Collège de France lectures on Program logics . [11/2020] Publication: Verified Code Generation for the Polyhedral Model , by Nathanaël Courant and I, to be presented at POPL 2021, with accompanying
HTTP Headers
HTTP/1.1 301 Moved Permanently
Server: GitHub.com
Content-Type: text/html
Location: https://xavierleroy.org/
X-GitHub-Request-Id: CE2E:1D76:1DC47FF:325C609:617292FA
Content-Length: 162
Accept-Ranges: bytes
Date: Fri, 22 Oct 2021 10:31:22 GMT
Via: 1.1 varnish
Age: 0
Connection: keep-alive
X-Served-By: cache-stl4837-STL
X-Cache: MISS
X-Cache-Hits: 0
X-Timer: S1634898683.847698,VS0,VE41
Vary: Accept-Encoding
X-Fastly-Request-ID: 2f5fdde314b111ebc8e11a3911ffd8b0e192bdf0

HTTP/2 200 
server: GitHub.com
content-type: text/html; charset=utf-8
last-modified: Thu, 21 Oct 2021 13:17:19 GMT
access-control-allow-origin: *
etag: "6171685f-208b"
expires: Fri, 22 Oct 2021 10:41:22 GMT
cache-control: max-age=600
x-proxy-cache: MISS
x-github-request-id: 2368:6B38:30A249:59CD5A:617292FA
accept-ranges: bytes
date: Fri, 22 Oct 2021 10:31:22 GMT
via: 1.1 varnish
age: 0
x-served-by: cache-chi21124-CHI
x-cache: MISS
x-cache-hits: 0
x-timer: S1634898683.928430,VS0,VE24
vary: Accept-Encoding
x-fastly-request-id: 12db39e78e30c19d612fd48a609c9e4bb0c5a1ce
content-length: 8331
xavierleroy.org Whois Information
Domain Name: XAVIERLEROY.ORG
Registry Domain ID: D402200000002293075-LROR
Registrar WHOIS Server: whois.gandi.net
Registrar URL: http://www.gandi.net
Updated Date: 2021-02-03T12:01:38Z
Creation Date: 2017-05-02T17:10:29Z
Registry Expiry Date: 2024-05-02T17:10:29Z
Registrar: Gandi SAS
Registrar IANA ID: 81
Registrar Abuse Contact Email: abuse@support.gandi.net
Registrar Abuse Contact Phone: +33.170377661
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registrant Country: FR
Name Server: NS-190-B.GANDI.NET
Name Server: NS-185-C.GANDI.NET
Name Server: NS-17-A.GANDI.NET
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2021-09-11T02:08:16Z <<<