AS18731 - CITYSIDE-01 - Cityside Fiber, US

United States
AS Number
AS18731
AS Name
CITYSIDE-01
Org Name
Cityside Fiber
Country / Region
United States
Registry

arin

RegDate

2023-10-05

Updated

2026-07-14

AS18731 Looking Glass
IPv4Prefixes

3

IPv6Prefixes

2

IPv4 NUMs

768

IPv6 NUMs(/64)

4,294,967,296

CIDR Description IP Num
23.164.40.0/24
Cityside Fiber 256
128.177.138.0/24
IRR InValid
Cityside Networks 256
154.50.58.0/24
IRR InValid
Cityside Fiber 256
CIDR Description IP NUMs(prefix /64)
2607:73c0::/32
Cityside Fiber 4294967296
2607:73c0:100::/48
Cityside Fiber 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,864,256 81,626,398,720 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,751,040 51,808,436,224 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,211,200 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS1000 LINK-AMERICAN - LINK AMERICAN, US United States 256 0 IPv4 IPv4
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 210,729,631,744 IPv4 IPv4 
ASNumber:       18731
ASName:         CITYSIDE-01
ASHandle:       AS18731
RegDate:        2023-10-12
Updated:        2023-10-12
Comment:        http://www.citysidefiber.com
Comment:        NOC hours 
Comment:        07:00 to 16:00 PST
Ref:            https://rdap.arin.net/registry/autnum/18731


OrgName:        Cityside Fiber
OrgId:          CNL-178
Address:        100 Spectrum Center Dr suite 500
City:           Irvine
StateProv:      CA
PostalCode:     92618
Country:        US
RegDate:        2023-10-05
Updated:        2026-07-14
Ref:            https://rdap.arin.net/registry/entity/CNL-178


OrgNOCHandle: PELAG1-ARIN
OrgNOCName:   Pelagio, Raul 
OrgNOCPhone:  +1-877-914-2489 
OrgNOCEmail:  noc@citysidefiber.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/PELAG1-ARIN

OrgNOCHandle: SIMON405-ARIN
OrgNOCName:   Simon, Jacob 
OrgNOCPhone:  +1-727-599-9912 
OrgNOCEmail:  jake.simon@citysidenetworks.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SIMON405-ARIN

OrgDNSHandle: MOORE1860-ARIN
OrgDNSName:   Moore, Logan 
OrgDNSPhone:  +1-309-267-8574 
OrgDNSEmail:  logan.moore@citysidefiber.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/MOORE1860-ARIN

OrgRoutingHandle: SIMON405-ARIN
OrgRoutingName:   Simon, Jacob 
OrgRoutingPhone:  +1-727-599-9912 
OrgRoutingEmail:  jake.simon@citysidenetworks.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SIMON405-ARIN

OrgRoutingHandle: MCCRO140-ARIN
OrgRoutingName:   McCroan, Edward 
OrgRoutingPhone:  +1-949-779-2489 
OrgRoutingEmail:  ed.mccroan@citysidefiber.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MCCRO140-ARIN

OrgTechHandle: MOORE1860-ARIN
OrgTechName:   Moore, Logan 
OrgTechPhone:  +1-309-267-8574 
OrgTechEmail:  logan.moore@citysidefiber.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MOORE1860-ARIN

OrgTechHandle: VARIA2-ARIN
OrgTechName:   Varia, Margi 
OrgTechPhone:  +1-818-406-3672 
OrgTechEmail:  margi412@gmail.com
OrgTechRef:    https://rdap.arin.net/registry/entity/VARIA2-ARIN

OrgAbuseHandle: PELAG1-ARIN
OrgAbuseName:   Pelagio, Raul 
OrgAbusePhone:  +1-877-914-2489 
OrgAbuseEmail:  noc@citysidefiber.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PELAG1-ARIN

OrgDNSHandle: SIMON405-ARIN
OrgDNSName:   Simon, Jacob 
OrgDNSPhone:  +1-727-599-9912 
OrgDNSEmail:  jake.simon@citysidenetworks.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/SIMON405-ARIN

OrgRoutingHandle: MOORE1860-ARIN
OrgRoutingName:   Moore, Logan 
OrgRoutingPhone:  +1-309-267-8574 
OrgRoutingEmail:  logan.moore@citysidefiber.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MOORE1860-ARIN

OrgAbuseHandle: SIMON405-ARIN
OrgAbuseName:   Simon, Jacob 
OrgAbusePhone:  +1-727-599-9912 
OrgAbuseEmail:  jake.simon@citysidenetworks.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SIMON405-ARIN

OrgDNSHandle: MCCRO140-ARIN
OrgDNSName:   McCroan, Edward 
OrgDNSPhone:  +1-949-779-2489 
OrgDNSEmail:  ed.mccroan@citysidefiber.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/MCCRO140-ARIN

OrgTechHandle: MCCRO140-ARIN
OrgTechName:   McCroan, Edward 
OrgTechPhone:  +1-949-779-2489 
OrgTechEmail:  ed.mccroan@citysidefiber.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MCCRO140-ARIN

OrgTechHandle: SIMON405-ARIN
OrgTechName:   Simon, Jacob 
OrgTechPhone:  +1-727-599-9912 
OrgTechEmail:  jake.simon@citysidenetworks.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SIMON405-ARIN

OrgDNSHandle: VARIA2-ARIN
OrgDNSName:   Varia, Margi 
OrgDNSPhone:  +1-818-406-3672 
OrgDNSEmail:  margi412@gmail.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/VARIA2-ARIN

OrgRoutingHandle: VARIA2-ARIN
OrgRoutingName:   Varia, Margi 
OrgRoutingPhone:  +1-818-406-3672 
OrgRoutingEmail:  margi412@gmail.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/VARIA2-ARIN