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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	50.31.246.0/24	Fly.io, Inc.
	66.241.112.0/24	Fly.io, Inc.
	66.241.113.0/24	Fly.io, Inc.
	66.241.114.0/24	Fly.io, Inc.
	66.241.115.0/24	Fly.io, Inc.
	172.86.145.0/24	Fly.io, Inc.
	172.86.148.0/24	Fly.io, Inc.
	172.86.149.0/24	Fly.io, Inc.
	172.86.150.0/24	Fly.io, Inc.
	172.86.151.0/24	Fly.io, Inc.
	204.8.216.0/24	Fly.io, Inc.
	204.8.217.0/24	Fly.io, Inc.
	204.8.218.0/24	Fly.io, Inc.
	204.8.219.0/24	Fly.io, Inc.
	204.8.220.0/24	Fly.io, Inc.
	204.8.221.0/24	Fly.io, Inc.
	204.8.222.0/24	Fly.io, Inc.
	206.51.242.0/24	Fly.io, Inc.
	209.71.64.0/24	Fly.io, Inc.
	209.71.65.0/24	Fly.io, Inc.
	209.71.66.0/24	Fly.io, Inc.
	209.71.67.0/24	Fly.io, Inc.
	209.71.68.0/24	Fly.io, Inc.
	209.71.69.0/24	Fly.io, Inc.
	209.71.70.0/24	Fly.io, Inc.
	209.71.71.0/24	Fly.io, Inc.
	209.71.72.0/24	Fly.io, Inc.
	209.71.73.0/24	Fly.io, Inc.
	209.71.74.0/24	Fly.io, Inc.
	209.71.75.0/24	Fly.io, Inc.
	209.71.76.0/24	Fly.io, Inc.
	209.71.77.0/24	Fly.io, Inc.
	209.71.78.0/24	Fly.io, Inc.
	209.71.80.0/24	Fly.io, Inc.
	209.71.81.0/24	Fly.io, Inc.
	209.71.82.0/24	Fly.io, Inc.
	209.71.83.0/24	Fly.io, Inc.
	209.71.84.0/24	Fly.io, Inc.
	209.71.85.0/24	Fly.io, Inc.
	209.71.86.0/24	Fly.io, Inc.
	209.71.87.0/24	Fly.io, Inc.
	209.71.88.0/24	Fly.io, Inc.
	209.71.89.0/24	Fly.io, Inc.
	209.71.90.0/24	Fly.io, Inc.
	209.71.91.0/24	Fly.io, Inc.
	209.71.92.0/24	Fly.io, Inc.
	209.71.94.0/24	Fly.io, Inc.
	209.71.95.0/24	Fly.io, Inc.
	209.71.96.0/24	Fly.io, Inc.
	209.71.97.0/24	Fly.io, Inc.
	209.71.98.0/24	Fly.io, Inc.
	209.71.99.0/24	Fly.io, Inc.
	209.71.100.0/24	Fly.io, Inc.
	209.71.101.0/24	Fly.io, Inc.
	209.71.102.0/24	Fly.io, Inc.
	213.188.200.0/24	Fly.io, Inc
	213.188.201.0/24	Fly.io, Inc
	213.188.202.0/24	Fly.io, Inc
	213.188.203.0/24	Fly.io, Inc
	213.188.204.0/24	Fly.io, Inc
	213.188.205.0/24	Fly.io, Inc
	213.188.206.0/24	Fly.io, Inc
	37.16.0.0/23	Fly.io, Inc.
	37.16.2.0/23	Fly.io, Inc.
	37.16.4.0/23	Fly.io, Inc.
	37.16.6.0/23	Fly.io, Inc.
	37.16.8.0/23	Fly.io, Inc.
	37.16.10.0/23	Fly.io, Inc.
	37.16.12.0/23	Fly.io, Inc.
	37.16.14.0/23	Fly.io, Inc.
	37.16.16.0/23	Fly.io, Inc.
	37.16.18.0/23	Fly.io, Inc.
	37.16.20.0/23	Fly.io, Inc.
	37.16.22.0/23	Fly.io, Inc.
	37.16.24.0/23	Fly.io, Inc.
	37.16.26.0/23	Fly.io, Inc.
	37.16.28.0/23	Fly.io, Inc.
	37.16.30.0/23	Fly.io, Inc.
	66.51.120.0/23	Fly.io, Inc.
	66.51.122.0/23	Fly.io, Inc.
	66.51.124.0/23	Fly.io, Inc.
	66.51.126.0/23	Fly.io, Inc.
	66.241.124.0/23	Fly.io, Inc.
	66.241.127.0/24	Fly.io, Inc.
	77.83.140.0/22	Fly.io, Inc
	109.105.216.0/23	Fly.io, Inc.
	109.105.218.0/23	Fly.io, Inc.
	109.105.220.0/23	Fly.io, Inc.
	109.105.222.0/23	Fly.io, Inc.
	137.66.0.0/23	Fly.io, Inc.
	137.66.2.0/23	Fly.io, Inc.
	137.66.4.0/23	Fly.io, Inc.
	137.66.6.0/23	Fly.io, Inc.
	137.66.8.0/23	Fly.io, Inc.
	137.66.10.0/23	Fly.io, Inc.
	137.66.12.0/23	Fly.io, Inc.
	137.66.14.0/23	Fly.io, Inc.
	137.66.16.0/23	Fly.io, Inc.
	137.66.18.0/23	Fly.io, Inc.
	137.66.20.0/23	Fly.io, Inc.
	137.66.22.0/23	Fly.io, Inc.
	137.66.24.0/23	Fly.io, Inc.
	137.66.26.0/23	Fly.io, Inc.
	137.66.28.0/23	Fly.io, Inc.
	137.66.30.0/23	Fly.io, Inc.
	137.66.32.0/23	Fly.io, Inc.
	137.66.34.0/23	Fly.io, Inc.
	137.66.36.0/23	Fly.io, Inc.
	137.66.38.0/23	Fly.io, Inc.
	137.66.40.0/24	Fly.io, Inc.
	137.66.42.0/23	Fly.io, Inc.
	137.66.44.0/23	Fly.io, Inc.
	137.66.46.0/23	Fly.io, Inc.
	137.66.48.0/23	Fly.io, Inc.
	137.66.50.0/23	Fly.io, Inc.
	137.66.52.0/23	Fly.io, Inc.
	137.66.54.0/23	Fly.io, Inc.
	137.66.56.0/23	Fly.io, Inc.
	137.66.58.0/23	Fly.io, Inc.
	137.66.60.0/23	Fly.io, Inc.
	137.66.62.0/23	Fly.io, Inc.
	149.248.192.0/23	Fly.io, Inc.
	149.248.194.0/23	Fly.io, Inc.
	149.248.196.0/23	Fly.io, Inc.
	149.248.198.0/23	Fly.io, Inc.
	149.248.200.0/23	Fly.io, Inc.
	149.248.202.0/23	Fly.io, Inc.
	149.248.204.0/23	Fly.io, Inc.
	149.248.206.0/23	Fly.io, Inc.
	149.248.208.0/23	Fly.io, Inc.
	149.248.210.0/23	Fly.io, Inc.
	149.248.212.0/23	Fly.io, Inc.
	149.248.214.0/23	Fly.io, Inc.
	149.248.216.0/23	Fly.io, Inc.
	149.248.218.0/23	Fly.io, Inc.
	149.248.220.0/23	Fly.io, Inc.
	149.248.222.0/23	Fly.io, Inc.
	168.220.80.0/23	Fly.io, Inc.
	168.220.82.0/23	Fly.io, Inc.
	168.220.84.0/23	Fly.io, Inc.
	168.220.86.0/23	Fly.io, Inc.
	168.220.88.0/23	Fly.io, Inc.
	168.220.90.0/23	Fly.io, Inc.
	168.220.92.0/23	Fly.io, Inc.
	168.220.94.0/23	Fly.io, Inc.
	169.155.48.0/23	Fly.io, Inc.
	169.155.50.0/23	Fly.io, Inc.
	169.155.52.0/23	Fly.io, Inc.
	169.155.54.0/23	Fly.io, Inc.
	169.155.56.0/23	Fly.io, Inc.
	169.155.58.0/23	Fly.io, Inc.
	169.155.60.0/23	Fly.io, Inc.
	169.155.62.0/23	Fly.io, Inc.
	172.86.146.0/24	Fly.io, Inc.
	172.86.147.0/24	Fly.io, Inc.
	188.93.144.0/23	Fly.io, Inc.
	188.93.146.0/23	Fly.io, Inc.
	188.93.148.0/23	Fly.io, Inc.
	188.93.150.0/23	Fly.io, Inc.
	204.10.76.0/23	Fly.io, Inc.
	204.10.78.0/23	Fly.io, Inc.
	213.188.192.0/24	Fly.io, Inc
	213.188.193.0/24	Fly.io, Inc
	213.188.194.0/23	Fly.io, Inc
	213.188.196.0/23	Fly.io, Inc
	213.188.198.0/23	Fly.io, Inc
	213.188.207.0/24	Fly.io, Inc
	213.188.208.0/23	Fly.io, Inc
	213.188.210.0/23	Fly.io, Inc
	213.188.212.0/23	Fly.io, Inc
	213.188.214.0/23	Fly.io, Inc
	213.188.216.0/23	Fly.io, Inc
	213.188.218.0/23	Fly.io, Inc
	213.188.220.0/23	Fly.io, Inc
	213.188.222.0/23	Fly.io, Inc
	2a09:8280:1::/48	-
	2a09:8280:13::/48	Fly.io, Inc
	2a09:8280:16::/48	Fly.io, Inc
	2a09:8280:50::/48	Fly.io, Inc
	2a09:8280:51::/48	Fly.io, Inc
	2a09:8280:53::/48	Fly.io, Inc
	2a09:8280:54::/48	Fly.io, Inc
	2a09:8280:56::/48	Fly.io, Inc
	2a09:8280:57::/48	Fly.io, Inc
	2a09:8280:58::/48	Fly.io, Inc
	2a09:8280:59::/48	Fly.io, Inc
	2a09:8280:5a::/48	Fly.io, Inc
	2a09:8280:5b::/48	Fly.io, Inc
	2a09:8280:5d::/48	Fly.io, Inc
	2a09:8280:5f::/48	Fly.io, Inc
	2a09:8280:60::/48	Fly.io, Inc
	2a09:8280:61::/48	Fly.io, Inc
	2a09:8280:62::/48	Fly.io, Inc
	2a09:8280:63::/48	Fly.io, Inc
	2a09:8280:64::/48	Fly.io, Inc
	2a09:8280:65::/48	Fly.io, Inc
	2a09:8280:66::/48	Fly.io, Inc
	2a09:8280:67::/48	Fly.io, Inc
	2a09:8280:68::/48	Fly.io, Inc
	2a09:8280:69::/48	Fly.io, Inc
	2a09:8280:70::/48	Fly.io, Inc
	2a09:8280:71::/48	Fly.io, Inc
	2a09:8280:72::/48	Fly.io, Inc
	2a09:8280:73::/48	Fly.io, Inc
	2a09:8280:74::/48	Fly.io, Inc
	2a09:8280:75::/48	Fly.io, Inc
	2a09:8280:76::/48	Fly.io, Inc
	2a09:8280:200::/48	Fly.io, Inc
	2a09:8280:e601::/48	Fly.io, Inc
	2a09:8280:e602::/48	Fly.io, Inc
	2a09:8280:e603::/48	Fly.io, Inc
	2a09:8280:e604::/48	Fly.io, Inc
	2a09:8280:e605::/48	Fly.io, Inc
	2a09:8280:e606::/48	Fly.io, Inc
	2a09:8280:e607::/48	Fly.io, Inc
	2a09:8280:e608::/48	Fly.io, Inc
	2a09:8280:e609::/48	Fly.io, Inc
	2a09:8280:e610::/48	Fly.io, Inc
	2a09:8280:e611::/48	Fly.io, Inc
	2a09:8280:e612::/48	Fly.io, Inc
	2a09:8280:e613::/48	Fly.io, Inc
	2a09:8280:e614::/48	Fly.io, Inc
	2a09:8280:e615::/48	Fly.io, Inc
	2a09:8280:e617::/48	Fly.io, Inc
	2a09:8280:e618::/48	Fly.io, Inc
	2a09:8280:e620::/48	Fly.io, Inc
	2a09:8280:e621::/48	Fly.io, Inc
	2a09:8280:e622::/48	Fly.io, Inc
	2a09:8280:e623::/48	Fly.io, Inc
	2a09:8280:e624::/48	Fly.io, Inc
	2a09:8280:e625::/48	Fly.io, Inc
	2a09:8280:e626::/48	Fly.io, Inc
	2a09:8280:e627::/48	Fly.io, Inc
	2a09:8280:e628::/48	Fly.io, Inc
	2a09:8280:e629::/48	Fly.io, Inc
	2a09:8280:e630::/48	Fly.io, Inc
	2a09:8280:e631::/48	Fly.io, Inc
	2a09:8280:e632::/48	Fly.io, Inc
	2a09:8280:e633::/48	Fly.io, Inc
	2a09:8280:e634::/48	Fly.io, Inc
	2a09:8280:e635::/48	Fly.io, Inc
	2a09:8280:e636::/48	Fly.io, Inc
	2a09:8280:e637::/48	Fly.io, Inc

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation (disabled due to size) Policy keen_babbage Policy nervous_payne Policy agitated_mirzakhani Policy agitated_volhard Policy brave_sanderson Policy festive_goldberg Policy quizzical_zhukovsky Policy thirsty_tharp Policy stoic_wing Policy friendly_lederberg Policy sweet_mirzakhani Policy angry_volhard Policy epic_dijkstra Policy reverent_faraday Policy magical_dewdney Policy bold_murdock Policy practical_knuth Policy stupefied_stonebraker Policy competent_johnson Policy optimistic_carson Policy mystifying_heyrovsky Policy sad_maxwell Policy festive_sammet Policy quirky_liskov Policy vibrant_dijkstra Policy festive_goldstine Policy pedantic_kowalevski Policy vibrant_goldwasser Policy suspicious_clifford Policy unruffled_tereshkova Policy thirsty_mendeleev Policy wonderful_booth Policy admiring_bose Policy festive_boyd Policy goofy_buck Policy sharp_hawking Policy festive_aryabhata Policy loving_leakey

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS30081	CacheFly	✔	✔
	AS36236	NetActuate, Inc	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS30081	CacheFly	✔	✔
	AS36236	NetActuate, Inc	✔	✔

ASHandle:       AS40509
OrgID:          FLYIO
ASName:         FLY
ASNumber:       40509
RegDate:        2017-12-20
Updated:        2017-12-20
Source:         ARIN



OrgID:          FLYIO
OrgName:        Fly.io, Inc.
CanAllocate:    
Street:         2261 Market Street
City:           San Francisco
State/Prov:     CA
Country:        US
PostalCode:     94114
RegDate:        2017-01-18
Updated:        2025-11-18
OrgAdminHandle: FLYOP-ARIN
OrgTechHandle:  BERRY359-ARIN
OrgTechHandle:  FLYOP-ARIN
OrgAbuseHandle: ABUSE8489-ARIN
OrgNOCHandle:   FLYOP-ARIN
Source:         ARIN





OrgAdminHandle:       FLYOP-ARIN
OrgAdminName:          Fly Ops
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        BERRY359-ARIN
OrgTechName:          Steve Berryman
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        FLYOP-ARIN
OrgTechName:           Fly Ops
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ABUSE8489-ARIN
OrgAbuseName:          Abuse
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         FLYOP-ARIN
OrgNOCName:            Fly Ops
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-05-07T03:37:03Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-webwerks-1	933
RADB	as-hurricanev6	20830
RIPE	as-transroute-spec	19626
RADB	as-telstra-intl-customers	12353
RADB	as-packet	358
RADB	as-netactuate	1379
RADB	as-windstream-cust	2136
RIPE	as-retn-actual-v6	3884
RADB	as-optus	21372
RIPE	as-retn-actual-v4	12835
APNIC	as1221:as-customers	4765
RADB	as-telstra-testing-1	11846
RADB	as-e1-automation-customer	5293
RADB	as-cachenetworks	13