Announced By
Origin ASAnnouncementDescription
AS13750
IRR Valid
12.235.8.0/24
AT&T Services, Inc.

Less Specific Announcements
Origin ASAnnouncementDescription
AS7018
IRR Valid
12.128.0.0/9
AT&T Services, Inc.
AS7018
IRR Valid
12.0.0.0/8
AT&T Services, Inc.