AS16857 Central Texas Telecommunications

CENTEX - Central Texas Telecommunications · registered in the United States

IPv4 addresses13,05623 prefixes · <0.001% of announced IPv4

Rank in United States#2,607largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#7,916of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS16857 in ASN lookup Look up an IP in this network (66.208.96.1) All networks in United States

IPv4 prefixes

All 23 prefixes, in address order.

66.208.96.0/23
66.208.99.0/24
66.208.102.0/23
66.208.105.0/24
66.208.110.0/23
69.7.80.0/23
69.7.82.0/24
69.7.85.0/24
69.7.88.0/22
74.84.8.0/23
74.84.10.0/24
74.84.20.0/22
74.84.28.0/23
209.55.64.0/23
209.55.72.0/22
209.55.76.0/23
209.55.78.0/24
209.55.79.0/24
209.55.96.0/21
209.55.104.0/23
209.55.106.0/24
209.55.107.0/24
209.55.108.0/22

Similar-sized networks in United States

ASNNameIPv4 addresses

AS2639#2604 ZOHO-AS - ZOHO13,056

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AS14446#2606 CNT-ASN - Central Newspapers Technologies Inc.13,056

AS29979#2608 PWN-ASBLK - Pioneer Broadband13,056

AS30437#2609 GE-MS003 - General Electric Company13,056

AS32083#2610 OMNISPRING - Omnispring, LLC13,056

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources