AS40913 Quality Technology Services, LLC

QTS-SJC - Quality Technology Services, LLC · registered in the United States

IPv4 addresses41,21620 prefixes · 0.001% of announced IPv4

Rank in United States#1,571largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#4,251of 79,396 networks with IPv4

IPv61 x /32 (65,552 x /48)2 prefixes

CountryUnited States18,679 ASNs registered there

Open AS40913 in ASN lookup Look up an IP in this network (45.158.166.1) All networks in United States

IPv4 prefixes

All 20 prefixes, in address order.

45.158.166.0/24
66.197.122.0/24
69.5.74.0/24
205.234.0.0/21
205.234.8.0/23
205.234.10.0/24
205.234.12.0/22
205.234.16.0/20
208.93.152.0/22
209.10.2.0/23
209.10.13.0/24
209.10.32.0/20
209.10.56.0/21
209.10.200.0/22
209.10.208.0/20
209.10.224.0/20
209.11.4.0/22
209.11.112.0/21
209.11.128.0/19
209.11.160.0/20

IPv6 prefixes

All 2 prefixes.

2606:fe80:50::/44
2607:f8a8::/32

Other ASNs named Quality Technology Services, LLC

13 other networks use the same organisation name; together with AS40913 they announce 271,872 IPv4 addresses.

ASNNameIPv4 addresses

AS20141QTS-SUW1-ATL1 - Quality Technology Services, LLC US79,616

AS29748QTS-ASH - Quality Technology Services, LLC US76,032

AS17018QTS-SAC - Quality Technology Services, LLC US22,784

AS40107QTS-DFW - Quality Technology Services, LLC US13,056

AS11767QTS-MIA - Quality Technology Services, LLC US11,264

AS53907QTS-RIC - Quality Technology Services, LLC US10,752

AS4136QTS - Quality Technology Services, LLC US5,632

AS40606QTS-OVP - Quality Technology Services, LLC US4,352

AS394968QTS-CHI - Quality Technology Services, LLC US4,352

AS46742QTS-HIL - Quality Technology Services, LLC US1,280

AS26978QTS-PHX - Quality Technology Services, LLC US768

AS35974QTS-EEM - Quality Technology Services, LLC US512

AS26147QTS-DEN1 - Quality Technology Services, LLC US256

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AS29944#1572 DATABANK-LATISYS - Latisys-Ashburn, LLC41,216

AS5048#1573 FIBER - FIBERNET Corp.41,216

AS19531#1574 NODESDIRECT - Nodes Direct40,960

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