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  3. AS27021

AS27021

Quest Diagnostics, Inc.

AS-DGX
Organization
Title
Quest Diagnostics, Inc.
Details
Regional Internet registry
ARIN
IP Addresses count
6,144
Coordinates
Summary
The organization Quest Diagnostics, Inc. allocates 13 IP netblocks under the autonomous system number (ASN ) of 27021. The regional internet registry (RIR ) for this ASN is ARIN. The country in which these IPs are located is United States of America (US), which is on #1 out of 249 countries by the total amount of ASNs allocated - 27,927.

AS27021 has 5 peers, 5 upstreams and 0 downstreams with a total of 6,144 IP addresses.
IP Address ranges
Block Description IPs count
156.30.5.0/24 QUEST 256
156.30.24.0/24 QUEST 256
209.242.240.0/24 COLUMBUS NETWORKS TRANSIT CUSTOMERS 256
209.242.241.0/24 LABONE-NET 256
209.242.247.0/24 LABONE-NET 256
209.242.248.0/24 Proxy-registered route object for 256
209.242.251.0/24 LABONE-NET 256
216.195.72.0/24 CBTS-1196-MEDPLUS 256
216.203.80.0/20 Quest Diagnostics, Inc. (QUEST-3) 4,096
216.203.80.0/21 NET-DGX 2,048
216.203.87.0/24 NET-DGX 256
216.203.88.0/21 NET-DGX 2,048
216.203.92.0/22 NET-DGX 1,024
Peers
ASN Name IPs Count
AS701 MCI Communications Services, Inc. d/b/a Verizon Business 42,516,224
AS3356 Level 3 Parent, LLC 38,461,440
AS7018 AT&T Services, Inc. 83,746,304
AS11992 AT&T Mobility Puerto Rico 118,784
AS14638 Liberty Cablevision of Puerto Rico 337,664
Upstreams
ASN Name IPs Count
AS701 MCI Communications Services, Inc. d/b/a Verizon Business 42,516,224
AS3356 Level 3 Parent, LLC 38,461,440
AS7018 AT&T Services, Inc. 83,746,304
AS11992 AT&T Mobility Puerto Rico 118,784
AS14638 Liberty Cablevision of Puerto Rico 337,664
Downstreams
There are no downstreams for this ASN.
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