AS26551 - Sargent & Lundy Engineers (SARGENT-AND-LUNDY) | US

addr:	  55 E. Monroe Street, Chicago, IL, 60603, US
reg:	  US, ARIN, 2002-10-15

Website  » #13953

prefixes:

4 ipv4 prefixes, 0 ipv6 prefixes
   151.154.0.0/16     NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK IPv4 address block not managed by the RIPE NCC, US
   151.154.103.0/24   SLCHICAGO Sargent & Lundy Engineers (SLE-1), US 151.154.0.0/16 
   151.154.128.0/20   NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK IPv4 address block not managed by the RIPE NCC, US 151.154.0.0/16 
   151.154.223.0/24   SLCHICAGO Sargent & Lundy Engineers (SLE-1), US 151.154.0.0/16 

uu: 3356, 6461
u4: 3356, 6461
u6: 
dd: 
d4: 
d6:

peering:

3 ipv4 peers, 0 ipv6 peers, 2 upstream, 0 downstream providers, 0 internet exchanges 
   AS2734    ➡️ CORESITE-ENG-AS CoreSite IP, US
   AS3356    🔼 LEVEL3 Level 3 Communications, US upstream
   AS6461    🔼 MFNX Zayo Group, US upstream

routing data used based on daily updated Packet Clearing House » Routing Data » IPv4 Daily Snapshots, the Route Views Archive Project » RIBs and RIPE RIS Raw Data » RIBs.