DNS Resolution Problem - Windows 98 SE

Trying to access the internet via browser (IE 6.0.2.2800.1106), getting a "Cannot find server or DNS error" message.

Symptoms:
Can ping 127.0.0.1
Can ping other members of the local area network
Can ping the gateway
Can ping ip addresses beyond the gateway
Can FTP to/from a member of the lan running ftp server
Can http to the gateway admin console using the gateway's ip address
All other members of the lan can access beyond the gateway with no problems.
Cannot get to any site beyond the gateway via name using ping or http
Cannot get to any site beyond the gateway via ip address using http, but can get beyond the gateway with ping

Facts:
Dell Inspiron 5000 profile
SYSTEM
Processor:
Type = Celeron
Vendor = Intel
500 Megahertz Clock Speed
Cache Sizes:
1st 32 Kilobytes
2nd 256 Kilobytes
Installed Memory = 128 Megabytes
Operating System = Windows 98 SE 4.10.2222 A

OTHER
Network PC Card = Linksys WPC11 ver 3.0
Driver Version 1.07.29.1032
Configuration Utility Version 2.97.3.2
Firmware Verisons: 1.03.04.00

Windows 98 IP Configuration
Host Name . . . . . . . . . : 2jcec.had1.wa.comcast.net.
DNS Servers . . . . . . . . : 68.87.69.146
68.87.85.98
Node Type . . . . . . . . . : Broadcast
NetBIOS Scope ID. . . . . . :
IP Routing Enabled. . . . . : No
WINS Proxy Enabled. . . . . : No
NetBIOS Resolution Uses DNS : Yes
0 Ethernet adapter :
Description . . . . . . . . : Instant Wireless Network PC Card V3.0
Physical Address. . . . . . : 00-06-25-AA-42-36
DHCP Enabled. . . . . . . . : Yes
IP Address. . . . . . . . . : 192.168.0.18
Subnet Mask . . . . . . . . : 255.255.255.0
Default Gateway . . . . . . : 192.168.0.5
DHCP Server . . . . . . . . : 192.168.0.5
Primary WINS Server . . . . :
Secondary WINS Server . . . :
Lease Obtained. . . . . . . : 02 07 07 12:46:40 AM
Lease Expires . . . . . . . : 02 10 07 12:46:40 AM

Pings:
C:\WINDOWS\Desktop>ping www.google.com
Unknown host www.google.com.

C:\WINDOWS\Desktop>ping 72.14.203.104

Pinging 72.14.203.104 with 32 bytes of data:

Reply from 72.14.203.104: bytes=32 time=91ms TTL=241
Reply from 72.14.203.104: bytes=32 time=93ms TTL=241
Reply from 72.14.203.104: bytes=32 time=90ms TTL=241
Reply from 72.14.203.104: bytes=32 time=88ms TTL=241

Ping statistics for 72.14.203.104:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 88ms, Maximum = 93ms, Average = 90ms

C:\WINDOWS\Desktop>ping 72.14.203.147

Pinging 72.14.203.147 with 32 bytes of data:

Reply from 72.14.203.147: bytes=32 time=89ms TTL=241
Reply from 72.14.203.147: bytes=32 time=90ms TTL=241
Reply from 72.14.203.147: bytes=32 time=88ms TTL=241
Reply from 72.14.203.147: bytes=32 time=88ms TTL=241

Ping statistics for 72.14.203.147:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 88ms, Maximum = 90ms, Average = 88ms

C:\WINDOWS\Desktop>ping www.apple.com
Unknown host www.apple.com.

C:\WINDOWS\Desktop>ping 17.254.0.91

Pinging 17.254.0.91 with 32 bytes of data:

Reply from 17.254.0.91: bytes=32 time=65ms TTL=244
Reply from 17.254.0.91: bytes=32 time=64ms TTL=244
Reply from 17.254.0.91: bytes=32 time=66ms TTL=244
Reply from 17.254.0.91: bytes=32 time=61ms TTL=244

Ping statistics for 17.254.0.91:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 61ms, Maximum = 66ms, Average = 64ms

C:\WINDOWS\Desktop>ping www.dnsstuff.com
Unknown host www.dnsstuff.com.

C:\WINDOWS\Desktop>ping 66.36.247.82

Pinging 66.36.247.82 with 32 bytes of data:

Reply from 66.36.247.82: bytes=32 time=134ms TTL=112
Reply from 66.36.247.82: bytes=32 time=128ms TTL=112
Reply from 66.36.247.82: bytes=32 time=128ms TTL=112
Reply from 66.36.247.82: bytes=32 time=133ms TTL=112

Ping statistics for 66.36.247.82:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 128ms, Maximum = 134ms, Average = 130ms

HijackThis Log:
Logfile of HijackThis v1.99.1
Scan saved at 10:50:29 AM, on 2/7/07
Platform: Windows 98 SE (Win9x 4.10.2222A)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINDOWS\SYSTEM\KERNEL32.DLL
C:\WINDOWS\SYSTEM\MSGSRV32.EXE
C:\WINDOWS\SYSTEM\MPREXE.EXE
C:\WINDOWS\SYSTEM\mmtask.tsk
C:\WINDOWS\SYSTEM\MSTASK.EXE
C:\PROGRAM FILES\MCAFEE\MCAFEE VIRUSSCAN\AVSYNMGR.EXE
C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
C:\WINDOWS\SYSTEM\KB918547\KB918547.EXE
C:\PROGRAM FILES\MCAFEE\MCAFEE VIRUSSCAN\VSSTAT.EXE
C:\WINDOWS\EXPLORER.EXE
C:\PROGRAM FILES\MCAFEE\MCAFEE VIRUSSCAN\VSHWIN32.EXE
C:\PROGRAM FILES\MCAFEE\MCAFEE VIRUSSCAN\AVCONSOL.EXE
C:\WINDOWS\TASKMON.EXE
C:\WINDOWS\SYSTEM\SYSTRAY.EXE
C:\WINDOWS\SYSTEM\ATI2PLAB.EXE
C:\WINDOWS\SYSTEM\ATIPTAAB.EXE
C:\WINDOWS\SYSTEM\ATI2CWXX.EXE
C:\WINDOWS\DOCKAPP.EXE
C:\PROGRAM FILES\SYNAPTICS\SYNTP\SYNTPLPR.EXE
C:\PROGRAM FILES\SYNAPTICS\SYNTP\SYNTPENH.EXE
C:\PROGRAM FILES\MCAFEE\MCAFEE VIRUSSCAN\ALOGSERV.EXE
C:\WINDOWS\SYSTEM\QTTASK.EXE
C:\PROGRAM FILES\LINKSYS\WPC11 CONFIG UTILITY\WPC11CFG.EXE
C:\WINDOWS\SYSTEM\WMIEXE.EXE
C:\WINDOWS\SYSTEM\WINOA386.MOD
C:\WINDOWS\SYSTEM\DDHELP.EXE
C:\WINDOWS\FTP.EXE
C:\MS APPS\HIJACKTHIS\HIJACKTHIS.EXE

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://mail.yahoo.com/
O1 - Hosts: ÐÏࡱ
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\PROGRAM FILES\ADOBE\ACROBAT 5.0\READER\ACTIVEX\ACROIEHELPER.OCX (file missing)
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\SYSTEM\MSDXM.OCX
O4 - HKLM\..\Run: [ScanRegistry] C:\WINDOWS\scanregw.exe /autorun
O4 - HKLM\..\Run: [TaskMonitor] C:\WINDOWS\taskmon.exe
O4 - HKLM\..\Run: [SystemTray] SysTray.Exe
O4 - HKLM\..\Run: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\Run: [ATIPOLAB] ati2plab.exe
O4 - HKLM\..\Run: [AtiPTA] Atiptaab.exe
O4 - HKLM\..\Run: [Ati2cwxx] Ati2cwxx.exe
O4 - HKLM\..\Run: [AtiGart] c:\Ati\Gart\AtiGart.exe
O4 - HKLM\..\Run: [BayMgr] DockApp.exe
O4 - HKLM\..\Run: [SynTPLpr] C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [VsecomrEXE] C:\Program Files\McAfee\VirusScan\VSECOMR.EXE
O4 - HKLM\..\Run: [Vshwin32EXE] C:\Program Files\McAfee\VirusScan\VSHWIN32.EXE
O4 - HKLM\..\Run: [Alogserv] C:\Program Files\McAfee\McAfee VirusScan\alogserv.exe
O4 - HKLM\..\Run: [CriticalUpdate] C:\WINDOWS\SYSTEM\wucrtupd.exe -startup
O4 - HKLM\..\Run: [QuickTime Task] "C:\WINDOWS\SYSTEM\QTTASK.EXE" -atboottime
O4 - HKLM\..\RunServices: [LoadPowerProfile] Rundll32.exe powrprof.dll,LoadCurrentPwrScheme
O4 - HKLM\..\RunServices: [SchedulingAgent] mstask.exe
O4 - HKLM\..\RunServices: [Vshwin32EXE] C:\Program Files\McAfee\VirusScan\VSHWIN32.EXE
O4 - HKLM\..\RunServices: [McAfeeVirusScanService] C:\Program Files\McAfee\McAfee VirusScan\AVSYNMGR.EXE
O4 - HKLM\..\RunServices: [KB891711] C:\WINDOWS\SYSTEM\KB891711\KB891711.EXE
O4 - HKLM\..\RunServices: [KB918547] C:\WINDOWS\SYSTEM\KB918547\KB918547.EXE
O4 - Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O4 - Startup: Instant Wireless Configuration Utility.lnk = C:\Program Files\Linksys\WPC11 Config Utility\WPC11Cfg.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_01\bin\npjpi150_01.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_01\bin\npjpi150_01.dll
O12 - Plugin for .bpt: C:\PROGRA~1\INTERN~1\Plugins\NPBelv32.dll
O12 - Plugin for .bcf: C:\PROGRA~1\INTERN~1\Plugins\NPBelv32.dll
O12 - Plugin for .spop: C:\PROGRA~1\INTERN~1\Plugins\NPDocBox.dll
O16 - DPF: {90A29DA5-D020-4B18-8660-6689520C7CD7} (DmiReader Class) - http://ftp.us.dell.com/fixes/PROFILER.CAB
O16 - DPF: ConferenceRoom Java Client - http://chat.ar15.com/java/cr.cab
O17 - HKLM\System\CCS\Services\VxD\MSTCP: NameServer = 68.87.69.146,68.87.85.98