AS Number
AS18615
AS Name
MAINSTREAM-FIBER
Org Name
Mainstream Fiber Networks, LLC
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

38,400 IPv4 Addresses
CIDR Description IP Num
23.252.0.0/20
ROA Signed and Valid 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
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 1024
147.160.8.0/21
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 2048
149.20.248.0/21
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 2048
163.182.176.0/20
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 4096
206.126.242.0/23
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 512
CIDR Description IP NUMs(prefix /64)
2607:1c80::/32
ROA Signed and Valid IRR Valid
Mainstream Fiber Networks, LLC 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1,747,712 51,808,436,224 IPv4 IPv4 IPv6 IPv6
AS272403 RAFAEL RIGOBERTO LOPEZ OROZCO, MX Mexico 3,072 4,294,967,296 IPv6 IPv6
AS4230 CLARO S.A., BR Brazil 5,155,584 21,475,098,624 IPv4 IPv4
AS28398 INTERNET TELEFONIA Y TV DE MICHOACAN SA DE CV, MX Mexico 5,120 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS32709 1-JOINK - Joink, LLC, US United States 45,056 4,294,967,296 IPv4 IPv4
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 130,304 118,226,945 IPv4 IPv4
AS209823 ENKI-AS - Enki Multimedia EURL, FR France 768 4,295,360,512 IPv4 IPv4
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,269,568 215,834,755,073 IPv4 IPv4 IPv6 IPv6
AS19151 BBO-1 - BroadbandONE, LLC, US United States 63,232 0 IPv4 IPv4
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 13,312 2,228,224 IPv4 IPv4 IPv6 IPv6
AS53828 NITEL - NETWORK INNOVATIONS, LLC, US United States 132,096 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 123,136 77,422,723,074 IPv4 IPv4 IPv6 IPv6
AS2734 CORESITE, US United States 49,664 7,248,347,136 IPv6 IPv6
AS4455 BSO - IX Reach Ltd, GB United Kingdom 64,256 12,884,967,424 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 456,704 282,627,370,713,088 IPv4 IPv4 IPv6 IPv6
AS25091 IP-Max - IP-Max SA, CH Switzerland 14,848 68,719,607,808 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
ASNumber:       18615
ASName:         MAINSTREAM-FIBER
ASHandle:       AS18615
RegDate:        2013-11-12
Updated:        2016-03-15
Ref:            https://rdap.arin.net/registry/autnum/18615


OrgName:        Mainstream Fiber Networks, LLC
OrgId:          MFNL-2
Address:        4788 Old State Road 46
City:           Nashville
StateProv:      IN
PostalCode:     47448
Country:        US
RegDate:        2015-12-01
Updated:        2026-05-08
Ref:            https://rdap.arin.net/registry/entity/MFNL-2


OrgTechHandle: NBL12-ARIN
OrgTechName:   Lynn, Nathaniel B
OrgTechPhone:  +1-844-752-6736 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NBL12-ARIN

OrgDNSHandle: SERPI-ARIN
OrgDNSName:   Serpico, Jon 
OrgDNSPhone:  +1-323-333-7553 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/SERPI-ARIN

OrgNOCHandle: ZLV3-ARIN
OrgNOCName:   Vance, Zach Lee
OrgNOCPhone:  +1-812-720-9423 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/ZLV3-ARIN

OrgTechHandle: ZLV3-ARIN
OrgTechName:   Vance, Zach Lee
OrgTechPhone:  +1-812-720-9423 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/ZLV3-ARIN

OrgAbuseHandle: ABUSE8911-ARIN
OrgAbuseName:   Abuse Complaints
OrgAbusePhone:  +1-812-720-9423 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8911-ARIN

OrgTechHandle: GABRI2-ARIN
OrgTechName:   Gabriel, Bryan 
OrgTechPhone:  +1-812-961-2838 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/GABRI2-ARIN

OrgTechHandle: SERPI-ARIN
OrgTechName:   Serpico, Jon 
OrgTechPhone:  +1-323-333-7553 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/SERPI-ARIN

OrgNOCHandle: GABRI2-ARIN
OrgNOCName:   Gabriel, Bryan 
OrgNOCPhone:  +1-812-961-2838 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/GABRI2-ARIN

OrgDNSHandle: NBL12-ARIN
OrgDNSName:   Lynn, Nathaniel B
OrgDNSPhone:  +1-844-752-6736 
OrgDNSEmail:  [email protected]
OrgDNSRef:    https://rdap.arin.net/registry/entity/NBL12-ARIN