HIGHMARK
AS21965 (HIGHMARK) announces at least 21 prefixes:
157.154.3.0/24
Highmark Inc
1970-01-01
NET-157-154-0-0-1
157.154.0.0-157.154.255.255
157.154.4.0/24
157.154.5.0/24
157.154.6.0/24
157.154.7.0/24
157.154.8.0/24
157.154.11.0/24
157.154.14.0/24
157.154.20.0/24
167.164.3.0/24
NET-167-164-0-0-1
167.164.0.0-167.164.255.255
167.164.4.0/24
167.164.5.0/24
167.164.6.0/24
167.164.7.0/24
167.164.8.0/24
167.164.11.0/24
167.164.14.0/24
167.164.20.0/24
192.152.123.0/24
IPv4 address block not managed by the RIPE NCC
NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK
192.152.123.0-192.152.123.255
199.190.160.0/24
NET-199-190-160-0-1
199.190.160.0-199.190.161.255
199.190.164.0/24
NET-199-190-163-0-1
199.190.163.0-199.190.164.255
1
AS22255
ALLEGHENYHEALTHNETWORK