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Nmap scan report for centerlearning.com (198.208.73.147) Host is up (0.057s latency). Other addresses for centerlearning.com (not scanned): 198.208.74.205 rDNS record for 198.208.73.147: tld-redir-prdwx.ext.gm.com Not shown: 997 filtered tcp ports (no-response), 1 filtered tcp ports (admin-prohibited) PORT STATE SERVICE VERSION 80/tcp open http-proxy F5 BIG-IP load balancer http proxy | http-open-proxy: Potentially OPEN proxy. |_Methods supported:CONNECTION |_http-title: Did not follow redirect to https://www.centerlearning.com/ |_http-server-header: BigIP 443/tcp open ssl/http-proxy F5 BIG-IP load balancer http proxy |_http-title: Did not follow redirect to https://www.centerlearning.com/ | ssl-cert: Subject: commonName=gm.com/organizationName=General Motors LLC/stateOrProvinceName=Michigan/countryName=US | Subject Alternative Name: DNS:gm.com, DNS:acdelco.com, DNS:buick.ca, DNS:buick.com, DNS:buick.com.mx, DNS:cadillac.ch, DNS:cadillac.co.kr, DNS:cadillac.com, DNS:cadillac.com.mx, DNS:cadillac.es, DNS:cadillacarabia.com, DNS:cadillaccanada.ca, DNS:chevrolet.ca, DNS:chevrolet.ch, DNS:chevrolet.cl, DNS:chevrolet.co.in, DNS:chevrolet.co.kr, DNS:chevrolet.co.th, DNS:chevrolet.co.za, DNS:chevrolet.com, DNS:chevrolet.com.ar, DNS:chevrolet.com.br, DNS:chevrolet.com.co, DNS:chevrolet.com.ec, DNS:chevrolet.com.mx, DNS:chevrolet.com.pe, DNS:chevrolet.com.py, DNS:chevrolet.com.uy, DNS:chevrolet.com.ve, DNS:chevrolet.pl, DNS:chevroletarabia.com, DNS:chevy.com, DNS:gm.ca, DNS:gmc.com, DNS:gmc.com.mx, DNS:gmcarabia.com, DNS:gmccanada.ca, DNS:gmckorea.co.kr, DNS:gmfleet.ca, DNS:gmfleet.com, DNS:gmfleet.com.mx, DNS:gmparts.com, DNS:gmspecialtyvehicles.com, DNS:gobrightdrop.com, DNS:onstar.ca, DNS:onstar.com, DNS:onstar.com.mx, DNS:gmenvolve.com, DNS:ultiumhome.com, DNS:holden.com.au, DNS:holden.co.nz, DNS:isuzu.co.nz, DNS:cadillaceurope.com, DNS:cadillacanz.com, DNS:onstararabia.com, DNS:gmdefensellc.com, DNS:gemenergy.gm.com, DNS:gmenvolve.ca | Not valid before: 2024-02-02T00:00:00 |_Not valid after: 2025-02-04T23:59:59 |_http-server-header: BigIP |_ssl-date: TLS randomness does not represent time Warning: OSScan results may be unreliable because we could not find at least 1 open and 1 closed port Device type: general purpose Running (JUST GUESSING): Microsoft Windows 2008 (88%), FreeBSD 6.X (85%) OS CPE: cpe:/o:microsoft:windows_server_2008:r2 cpe:/o:freebsd:freebsd:6.2 Aggressive OS guesses: Microsoft Windows Server 2008 R2 (88%), FreeBSD 6.2-RELEASE (85%) No exact OS matches for host (test conditions non-ideal). Network Distance: 11 hops Service Info: Device: load balancer TRACEROUTE (using port 443/tcp) HOP RTT ADDRESS 1 0.43 ms 208.76.251.177.rdns.ColocationAmerica.com (208.76.251.177) 2 298.66 ms gw.mcom-colocationamerica.com (208.64.231.81) 3 0.92 ms r2b4.n1.p1401.lax.multacom.net (64.69.46.11) 4 0.66 ms 206.72.211.137.any2ix.coresite.com (206.72.211.137) 5 0.63 ms po110.bs-a.sech-lax.netarch.akamai.com (23.57.96.243) 6 1.04 ms a72-52-1-167.deploy.static.akamaitechnologies.com (72.52.1.167) 7 1.26 ms ae121.access-a.sech-lax.netarch.akamai.com (23.57.96.251) 8 0.75 ms 93.191.172.130 9 51.01 ms a23-33-103-156.deploy.static.akamaitechnologies.com (23.33.103.156) 10 51.16 ms 10.205.100.12 11 59.58 ms tld-redir-prdwx.ext.gm.com (198.208.73.147) OS and Service detection performed. Please report any incorrect results at https://nmap.org/submit/ . Nmap done: 1 IP address (1 host up) scanned in 28.20 seconds