66.158.0.0/23

AS6325  ·  Illinois Century Network

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Summary

Country United States
Domain illinois.gov
ASN AS6325
Parent Range 66.158.0.0/17
Registry ARIN
ID ICN8

WHOIS Details

NetHandle:      NET-66-158-0-0-1
OrgID:          ILTN
Parent:         NET-66-0-0-0-0
NetName:        ICN8
NetRange:       66.158.0.0 - 66.158.127.255
NetType:        allocation
RegDate:        2001-07-30
Updated:        2015-11-16
TechHandle:     ZI83-ARIN
Source:         ARIN


OrgID:          ILTN
OrgName:        Illinois Century Network
CanAllocate:    
Street:         120 W Jefferson
Street:         Suite B
City:           Springfield
State/Prov:     IL
Country:        US
PostalCode:     62702
RegDate:        1970-01-01
Updated:        2025-09-24
ReferralServer: rwhois://rwhois.illinois.net:4321
OrgAdminHandle: ZI83-ARIN
OrgTechHandle:  RESER5-ARIN
OrgTechHandle:  WEBST193-ARIN
OrgTechHandle:  ZI83-ARIN
OrgAbuseHandle: ICNAB-ARIN
Source:         ARIN


POCHandle:      WEBST193-ARIN
IsRole:         N
LastName:       Webster
FirstName:      Andrew
Street:         120 W Jefferson St
City:           Springfield
State/Prov:     IL
Country:        US
PostalCode:     62702
RegDate:        2025-07-21
Updated:        2025-07-21
OfficePhone:    +1-217-558-1106
Mailbox:        andy.webster@illinois.gov
Source:         ARIN


POCHandle:      ZI83-ARIN
IsRole:         Y
LastName:       Hostmaster
FirstName:      
Street:         120 W Jefferson
Street:         Suite B
City:           Springfield
State/Prov:     IL
Country:        US
PostalCode:     62702
RegDate:        2001-10-31
Updated:        2025-05-29
OfficePhone:    +1-815-936-4643
MobilePhone:    +1-779-801-4071
Mailbox:        DoIT.ICN.Hostmasternet@illinois.gov
Source:         ARIN


POCHandle:      RESER5-ARIN
IsRole:         N
LastName:       Reserva
FirstName:      Chuck
Street:         120 West Jefferson, Springfield, Illinois, 62702
City:           Springfield
State/Prov:     IL
Country:        US
PostalCode:     62702
RegDate:        2025-09-23
Updated:        2025-09-23
OfficePhone:    +1-217-786-8872
Mailbox:        chuck.reserva@illinois.gov
Source:         ARIN


POCHandle:      ICNAB-ARIN
IsRole:         Y
LastName:       ICN Abuse
FirstName:      
Street:         120 W Jefferson
Street:         Suite B
City:           Springfield
State/Prov:     IL
Country:        US
PostalCode:     62702
RegDate:        2003-10-09
Updated:        2025-07-21
OfficePhone:    +1-217-524-3648
Mailbox:        doit.security@illinois.gov
Source:         ARIN

Overlapping Ranges

BGP prefixes that contain 66.158.0.0/23

Range ASN Company Num of IPs
66.158.0.0/17 AS6325 Illinois Century Network 32,768

Nearby Ranges

BGP prefixes that overlap with 66.158.0.0/16

Range ASN Company Num of IPs
66.158.0.0/17 AS6325 Illinois Century Network 32,768
66.158.128.0/19 AS16532 B2B2C Inc 8,192
66.158.160.0/20 AS11069 Altafiber 4,096
66.158.176.0/20 AS12231 Conway Corporation 4,096
66.158.152.0/22 AS1403 EBOX 1,024
66.158.148.0/22 AS1403 EBOX 1,024
66.158.156.0/22 AS1403 EBOX 1,024
66.158.104.0/24 AS6325 SAC-H001 256
66.158.58.0/24 AS33248 CITY OF EVANSTON - CIVIC CENTER 256
66.158.46.0/24 AS32344 CHSD 99 256
66.158.65.0/24 AS33248 CITY OF EVANSTON - CIVIC CENTER 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

1 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
66.158.0.10 AS6325 Illinois Century Network 7.55ms from Chicago, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
58.174.35.215 AS1221 Telstra Limited 2.57ms from Adelaide, AU
217.165.84.151 AS5384 Emirates Internet 6.02ms from Al Fujairah City, AE
181.9.215.7 AS7303 Telecom Argentina S.A. 0.93ms from Buenos Aires, AR
20.106.38.103 AS8075 Microsoft Corporation 0.89ms from Des Moines, US
3.253.34.7 AS16509 Amazon.com, Inc. 0.40ms from Dublin, IE
87.132.126.167 AS3320 Deutsche Telekom AG 19.62ms from Frankfurt am Main, DE
99.190.57.151 AS7018 AT&T Enterprises, LLC 1.57ms from Houston, US
121.174.174.23 AS4766 Korea Telecom 6.51ms from Incheon, KR
176.103.2.231 AS56812 CHP Zarko Alexandr Ivanovich 1.58ms from Kharkiv, UA
156.99.28.39 AS1998 State of Minnesota 2.38ms from Minneapolis, US
82.124.10.231 AS3215 Orange S.A. 1.01ms from Paris, FR
50.52.126.39 AS20055 Wholesail networks LLC 7.39ms from Quincy, US
54.152.38.103 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
67.93.88.119 AS2828 Verizon Business 19.06ms from Secaucus, US
112.157.170.103 AS17858 LG POWERCOMM 2.49ms from Seoul, KR
93.143.32.39 AS5391 Hrvatski Telekom d.d. 7.49ms from Zagreb, HR
176.205.219.7 AS5384 Emirates Internet 3.80ms from Al Fujairah City, AE
209.234.224.55 AS395162 Markit On Demand, Inc. 1.22ms from Dallas, US
175.43.195.199 AS4837 CHINA UNICOM China169 Backbone 6.83ms from Fuzhou, CN
136.41.10.55 AS16591 Google Fiber Inc. 0.61ms from Kansas City, US
136.35.179.7 AS16591 Google Fiber Inc. 0.59ms from Kansas City, US
161.111.135.135 AS766 RedIRIS Autonomous System 8.42ms from Madrid, ES
79.43.245.135 AS3269 Telecom Italia S.p.A. 7.39ms from Milan, IT
219.75.138.135 AS17511 OPTAGE Inc. 1.31ms from Osaka, JP
54.95.60.23 AS16509 Amazon.com, Inc. 0.15ms from Tokyo, JP

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -m12 66.158.0.60
traceroute to 66.158.0.60 (66.158.0.60): 12 hops max, 52 byte packets
2 *
3 [AS9304] 198.32.243.207 54.482 ms
4 [AS32787] 2.21.112.147 54.236 ms
5 *
7 [AS32787] 72.52.24.186 97.779 ms
8 *
9 [AS6325] 206.166.9.238 96.801 ms
10 *
11 *
12 *
Measurement taken from IPinfo ProbeNet in San Jose, CR
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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