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AS13855

CFU-NET

The Municipal Communications Utility of the City of Cedar Falls, Iowa

Registry

Authoritative registration data

AS number
13855
Name
CFU-NET
Organisation
The Municipal Communications Utility of the City of Cedar Falls, Iowa
Country
RIR
ARIN
Registered
Source:asn:rdap retrieved

IPv4 prefixes

10

IPv6 prefixes

1

Total announced

11

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS13855
24.149.0.0/19 IPv4 /19 not checked
67.212.96.0/19 IPv4 /19 not checked
69.57.192.0/20 IPv4 /20 not checked
168.203.8.0/22 IPv4 /22 not checked
192.111.20.0/22 IPv4 /22 not checked
199.168.104.0/22 IPv4 /22 not checked
209.40.80.0/22 IPv4 /22 not checked
64.191.8.0/22 IPv4 /22 not checked
142.147.101.0/24 IPv4 /24 not checked
192.101.160.0/24 IPv4 /24 not checked
2607:f070::/32 IPv6 /32 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS13855
Address families
Equinix Chicago 40,000 Mbps IPv4 · IPv6
MICE: Shared Peering 100,000 Mbps IPv4 · IPv6
QCIX: Main 100,000 Mbps IPv4 · IPv6

No rows match “”.

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Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS13855 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

5 networks seen before AS13855 in AS paths

Observed upstreams
Families
AS6939 HURRICANE 3,856 15,875
v4 v6
AS174 COGENT-174 625 2,813
v4 v6
AS1299 TWELVE99 737 2,807
v4 v6
AS6122 19 33
v4
AS137409 GSLNETWORKS-AS-AP 4 33
v4

No rows match “”.

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Observed downstreams

12 networks seen after AS13855 in AS paths

Observed downstreams
Families
AS400528 1,133 4,422
v4 v6
AS397790 605 2,276
v4 v6
AS400080 270 2,224
v4
AS22594 386 1,900
v4
AS33029 315 1,558
v4 v6
AS20298 560 1,506
v4 v6
AS393514 284 1,132
v4
AS400132 274 1,113
v4
AS400358 313 743
v4 v6
AS18827 275 382
v4
AS17313 245 318
v4
AS36061 15 32
v4 v6

No rows match “”.

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Uncertain adjacencies

6 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS49544 i3Dnet 18 122
v4 v6
AS394414 17 60
v4 v6
AS24482 SGGS-AS-AP 2 39
v4 v6
AS36236 NETACTUATE 2 13
v4 v6
AS35280 F5 2 12
v4
AS1828 UNITAS 1 1
v6

No rows match “”.

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Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.