Whois results:

NetRange:       38.0.0.0 - 38.255.255.255
CIDR:           38.0.0.0/8
OriginAS:       AS174
NetName:        COGENT-A
NetHandle:      NET-38-0-0-0-1
Parent:         
NetType:        Direct Allocation
Comment:        Reassignment information for this block can be found at
Comment:        rwhois.cogentco.com 4321
RegDate:        1991-04-16
Updated:        2011-05-20
Ref:            http://whois.arin.net/rest/net/NET-38-0-0-0-1

OrgName:        PSINet, Inc.
OrgId:          PSI
Address:        1015 31st St NW
City:           Washington
StateProv:      DC
PostalCode:     20007
Country:        US
RegDate:        
Updated:        2011-05-27
Comment:        rwhois.cogentco.com
Ref:            http://whois.arin.net/rest/org/PSI

ReferralServer: rwhois://rwhois.cogentco.com:4321

OrgAbuseHandle: COGEN-ARIN
OrgAbuseName:   Cogent Abuse
OrgAbusePhone:  +1-877-875-4311 
OrgAbuseEmail:  cogentco.com
OrgAbuseRef:    http://whois.arin.net/rest/poc/COGEN-ARIN

OrgTechHandle: IPALL-ARIN
OrgTechName:   IP Allocation
OrgTechPhone:  +1-877-875-4311 
OrgTechEmail:  cogentco.com
OrgTechRef:    http://whois.arin.net/rest/poc/IPALL-ARIN

OrgNOCHandle: ZC108-ARIN
OrgNOCName:   Cogent Communications
OrgNOCPhone:  +1-877-875-4311 
OrgNOCEmail:  cogentco.com
OrgNOCRef:    http://whois.arin.net/rest/poc/ZC108-ARIN

RTechHandle: PSI-NISC-ARIN
RTechName:   IP Allocation
RTechPhone:  +1-877-875-4311 
RTechEmail:  cogentco.com
RTechRef:    http://whois.arin.net/rest/poc/PSI-NISC-ARIN





following a referral...

38.102.40.212
network:ID:NET4-2666280016
network:Network-Name:NET4-2666280016
network:IP-Network:38.102.40.0/22
network:Postal-Code:95763
network:State:CA
network:City:Folsom
network:Street-Address:PO BOX 160
network:Org-Name:CWNet
network:Tech-Contact:ZC108-ARIN
network:Updated:2011-01-20 18:06:44
network:Updated-by:Gus Reese