AS Number
AS18615
AS Name
MAINSTREAM-FIBER
Org Name
Mainstream Fiber Networks, LLC
Country / Region
United States
Registry

arin

RegDate

2015-12-01

Updated

2026-05-08

AS18615 Looking Glass
IPv4Prefixes

8

IPv6Prefixes

1

IPv4 NUMs

38,400

IPv6 NUMs(/64)

4,294,967,296

CIDR Description IP Num
23.252.0.0/20
IRR Valid
Mainstream Fiber Networks, LLC 4096
38.2.0.0/19
IRR Valid
Mainstream Fiber Networks, LLC 8192
38.194.0.0/18
IRR Valid
Mainstream Fiber Networks, LLC 16384
74.116.20.0/22
IRR Valid
Mainstream Fiber Networks, LLC 1024
147.160.8.0/21
IRR Valid
Mainstream Fiber Networks, LLC 2048
149.20.248.0/21
IRR Valid
Mainstream Fiber Networks, LLC 2048
163.182.176.0/20
IRR Valid
Mainstream Fiber Networks, LLC 4096
206.126.242.0/23
IRR Valid
Mainstream Fiber Networks, LLC 512
CIDR Description IP NUMs(prefix /64)
2607:1c80::/32
IRR Valid
Mainstream Fiber Networks, LLC 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4230 CLARO S.A., BR Brazil 5,155,584 21,475,098,624 IPv4 IPv4 IPv6 IPv6
AS32709 1-JOINK - Joink, LLC, US United States 45,056 4,294,967,296 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 131,840 4,294,967,296 IPv4 IPv4
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4,295,360,512 IPv4 IPv4
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 140,800 77,423,378,434 IPv4 IPv4 IPv6 IPv6
AS272403 RAFAEL RIGOBERTO LOPEZ OROZCO, MX Mexico 4,096 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,233,472 215,834,689,537 IPv4 IPv4 IPv6 IPv6
AS2734 CORESITE - CoreSite, US United States 48,896 7,248,347,136 IPv4 IPv4 IPv6 IPv6
AS19151 BBO-1 - BroadbandONE, LLC, US United States 63,232 4,294,967,296 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,568 2,293,760 IPv4 IPv4 IPv6 IPv6
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 125,952 118,226,945 IPv4 IPv4
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,751,552 51,808,436,224 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 15,104 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS28398 INTERNET TELEFONIA Y TV DE MICHOACAN SA DE CV, MX Mexico 5,120 8,589,934,592 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
United States FD-IX - Indianapolis - MidWest-IX / FD-IX Indianapolis 206.53.139.39 2001:504:45:f3e8::39 20 Gbps 2025-02-03 18:42:29
United States DE-CIX Dallas 206.53.202.94 2001:504:61::48b7:0:1 20 Gbps 2025-02-03 19:22:10
United States DE-CIX Chicago 149.112.11.17 2001:504:102::48b7:0:1 50 Gbps 2025-02-03 19:21:53

Private Peering Facilities

Country / Region Name City Website Updated
DartPoints Columbus, IN - CLU1 Columbus https://dartpoints.com/locations/columbus 2019-12-03 19:31:10
Netrality - Indy Telcom Center - 701 W. Henry Indianapolis https://netrality.com/data-center/701-indy-telcom-center-indianapolis/ 2017-01-05 01:52:53
Heyburn Building Louisville http://www.theheyburnbuilding.com 2019-03-21 01:15:41
Equinix DA - Dallas (previously Infomart Dallas) Dallas https://www.equinix.com 2020-09-15 15:15:15
ASNumber:       18615
ASName:         MAINSTREAM-FIBER
ASHandle:       AS18615
RegDate:        2013-11-12
Updated:        2016-03-15
Ref:            https://rdap.arin.net/registry/autnum/18615

OrgID:          MFNL-2
OrgName:        Mainstream Fiber Networks, LLC
CanAllocate:    
Street:         4788 Old State Road 46
City:           Nashville
State/Prov:     IN
Country:        US
PostalCode:     47448
RegDate:        2015-12-01
Updated:        2026-05-08
OrgAdminHandle  ZLV3-ARIN
OrgTechHandle   GABRI2-ARIN
OrgTechHandle   NBL12-ARIN
OrgTechHandle   SERPI-ARIN
OrgTechHandle   ZLV3-ARIN
OrgAbuseHandle  ABUSE8911-ARIN
OrgNOCHandle    GABRI2-ARIN
OrgNOCHandle    ZLV3-ARIN
OrgDNSHandle    NBL12-ARIN
OrgDNSHandle    SERPI-ARIN
Source:         ARIN

OrgDNSHandleHandle:  NBL12-ARIN
OrgDNSHandleName:    Lynn, Nathaniel
OrgDNSHandlePhone:   +1-844-752-6736
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/NBL12-ARIN

OrgDNSHandleHandle:  SERPI-ARIN
OrgDNSHandleName:    Serpico, Jon
OrgDNSHandlePhone:   +1-323-333-7553
OrgDNSHandleEmail:   [email protected]
OrgDNSHandleRef:     https://rdap.arin.net/registry/entity/SERPI-ARIN

OrgAdminHandleHandle:  ZLV3-ARIN
OrgAdminHandleName:    Vance, Zach
OrgAdminHandlePhone:   +1-812-720-9423
OrgAdminHandleEmail:   [email protected]
OrgAdminHandleRef:     https://rdap.arin.net/registry/entity/ZLV3-ARIN

OrgTechHandleHandle:  GABRI2-ARIN
OrgTechHandleName:    Gabriel, Bryan
OrgTechHandlePhone:   +1-812-961-2838
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/GABRI2-ARIN

OrgTechHandleHandle:  NBL12-ARIN
OrgTechHandleName:    Lynn, Nathaniel
OrgTechHandlePhone:   +1-844-752-6736
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/NBL12-ARIN

OrgTechHandleHandle:  SERPI-ARIN
OrgTechHandleName:    Serpico, Jon
OrgTechHandlePhone:   +1-323-333-7553
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/SERPI-ARIN

OrgTechHandleHandle:  ZLV3-ARIN
OrgTechHandleName:    Vance, Zach
OrgTechHandlePhone:   +1-812-720-9423
OrgTechHandleEmail:   [email protected]
OrgTechHandleRef:     https://rdap.arin.net/registry/entity/ZLV3-ARIN

OrgAbuseHandleHandle:  ABUSE8911-ARIN
OrgAbuseHandleName:    Abuse Complaints, 
OrgAbuseHandlePhone:   +1-812-720-9423
OrgAbuseHandleEmail:   [email protected]
OrgAbuseHandleRef:     https://rdap.arin.net/registry/entity/ABUSE8911-ARIN

OrgNOCHandleHandle:  GABRI2-ARIN
OrgNOCHandleName:    Gabriel, Bryan
OrgNOCHandlePhone:   +1-812-961-2838
OrgNOCHandleEmail:   [email protected]
OrgNOCHandleRef:     https://rdap.arin.net/registry/entity/GABRI2-ARIN

OrgNOCHandleHandle:  ZLV3-ARIN
OrgNOCHandleName:    Vance, Zach
OrgNOCHandlePhone:   +1-812-720-9423
OrgNOCHandleEmail:   [email protected]
OrgNOCHandleRef:     https://rdap.arin.net/registry/entity/ZLV3-ARIN