IP Tracker

AS2936

National Energy Research Scientific Computing Center

USUnknown2026-11-12

Announced prefixes 2

128.55.0.0/162620:0:28b0::/44

Snapshot history

DateNameCountryClassPrefixes
2026-11-12National Energy Research Scientific Computing CenterUSUnknown2
2026-11-11National Energy Research Scientific Computing CenterUSUnknown2
2026-11-10National Energy Research Scientific Computing CenterUSUnknown2
2026-11-09National Energy Research Scientific Computing CenterUSUnknown2
2026-11-08National Energy Research Scientific Computing CenterUSUnknown2
2026-11-07National Energy Research Scientific Computing CenterUSUnknown2
2026-11-06National Energy Research Scientific Computing CenterUSUnknown2
2026-11-05National Energy Research Scientific Computing CenterUSUnknown2
2026-11-04National Energy Research Scientific Computing CenterUSUnknown2
2026-11-03National Energy Research Scientific Computing CenterUSUnknown2
2026-11-02National Energy Research Scientific Computing CenterUSUnknown2
2026-11-01National Energy Research Scientific Computing CenterUSUnknown2
2026-10-31National Energy Research Scientific Computing CenterUSUnknown2
2026-10-30National Energy Research Scientific Computing CenterUSUnknown2
2026-10-29National Energy Research Scientific Computing CenterUSUnknown2
2026-10-28National Energy Research Scientific Computing CenterUSUnknown2
2026-10-27National Energy Research Scientific Computing CenterUSUnknown2
2026-10-26National Energy Research Scientific Computing CenterUSUnknown2
2026-10-25National Energy Research Scientific Computing CenterUSUnknown2
2026-10-24National Energy Research Scientific Computing CenterUSUnknown2
2026-10-23National Energy Research Scientific Computing CenterUSUnknown2
2026-10-22National Energy Research Scientific Computing CenterUSUnknown2
2026-10-21National Energy Research Scientific Computing CenterUSUnknown2
2026-10-20National Energy Research Scientific Computing CenterUSUnknown2
2026-10-19National Energy Research Scientific Computing CenterUSUnknown2
2026-10-18National Energy Research Scientific Computing CenterUSUnknown2
2026-10-17National Energy Research Scientific Computing CenterUSUnknown2
2026-10-16National Energy Research Scientific Computing CenterUSUnknown2
2026-10-15National Energy Research Scientific Computing CenterUSUnknown2
2026-10-14National Energy Research Scientific Computing CenterUSUnknown2
2026-10-13National Energy Research Scientific Computing CenterUSUnknown2
2026-10-12National Energy Research Scientific Computing CenterUSUnknown2
2026-10-11National Energy Research Scientific Computing CenterUSUnknown2
2026-10-10National Energy Research Scientific Computing CenterUSUnknown2
2026-10-09National Energy Research Scientific Computing CenterUSUnknown2
2026-10-08National Energy Research Scientific Computing CenterUSUnknown2
2026-10-07National Energy Research Scientific Computing CenterUSUnknown2
2026-10-06National Energy Research Scientific Computing CenterUSUnknown2
2026-10-05National Energy Research Scientific Computing CenterUSUnknown2
2026-10-04National Energy Research Scientific Computing CenterUSUnknown2
2026-10-03National Energy Research Scientific Computing CenterUSUnknown2
2026-10-02National Energy Research Scientific Computing CenterUSUnknown2
2026-10-01National Energy Research Scientific Computing CenterUSUnknown2
2026-09-30National Energy Research Scientific Computing CenterUSUnknown2
2026-09-29National Energy Research Scientific Computing CenterUSUnknown2
2026-09-28National Energy Research Scientific Computing CenterUSUnknown2
2026-09-27National Energy Research Scientific Computing CenterUSUnknown2
2026-09-26National Energy Research Scientific Computing CenterUSUnknown2
2026-09-25National Energy Research Scientific Computing CenterUSUnknown2
2026-09-24National Energy Research Scientific Computing CenterUSUnknown2
2026-09-23National Energy Research Scientific Computing CenterUSUnknown2
2026-09-22National Energy Research Scientific Computing CenterUSUnknown2
2026-09-21National Energy Research Scientific Computing CenterUSUnknown2
2026-09-20National Energy Research Scientific Computing CenterUSUnknown2
2026-09-19National Energy Research Scientific Computing CenterUSUnknown2
2026-09-18National Energy Research Scientific Computing CenterUSUnknown2
2026-09-17National Energy Research Scientific Computing CenterUSUnknown2
2026-09-16National Energy Research Scientific Computing CenterUSUnknown2
2026-09-15National Energy Research Scientific Computing CenterUSUnknown2
2026-09-14National Energy Research Scientific Computing CenterUSUnknown2
2026-09-13National Energy Research Scientific Computing CenterUSUnknown2
2026-09-12National Energy Research Scientific Computing CenterUSUnknown2
2026-09-11National Energy Research Scientific Computing CenterUSUnknown2
2026-09-10National Energy Research Scientific Computing CenterUSUnknown2
2026-09-09National Energy Research Scientific Computing CenterUSUnknown2
2026-09-08National Energy Research Scientific Computing CenterUSUnknown2
2026-09-07National Energy Research Scientific Computing CenterUSUnknown2
2026-09-06National Energy Research Scientific Computing CenterUSUnknown2
2026-09-05National Energy Research Scientific Computing CenterUSUnknown2
2026-09-04National Energy Research Scientific Computing CenterUSUnknown2
2026-09-03National Energy Research Scientific Computing CenterUSUnknown2
2026-09-02National Energy Research Scientific Computing CenterUSUnknown2
2026-09-01National Energy Research Scientific Computing CenterUSUnknown2
2026-08-31National Energy Research Scientific Computing CenterUSUnknown2
2026-08-30National Energy Research Scientific Computing CenterUSUnknown2
2026-08-29National Energy Research Scientific Computing CenterUSUnknown2
2026-08-28National Energy Research Scientific Computing CenterUSUnknown2
2026-08-27National Energy Research Scientific Computing CenterUSUnknown2
2026-08-26National Energy Research Scientific Computing CenterUSUnknown2
2026-08-25National Energy Research Scientific Computing CenterUSUnknown2
2026-08-24National Energy Research Scientific Computing CenterUSUnknown2
2026-08-23National Energy Research Scientific Computing CenterUSUnknown2
2026-08-22National Energy Research Scientific Computing CenterUSUnknown2
2026-08-21National Energy Research Scientific Computing CenterUSUnknown2
2026-08-20National Energy Research Scientific Computing CenterUSUnknown2
2026-08-19National Energy Research Scientific Computing CenterUSUnknown2
2026-08-18National Energy Research Scientific Computing CenterUSUnknown2
2026-08-17National Energy Research Scientific Computing CenterUSUnknown2
2026-08-16National Energy Research Scientific Computing CenterUSUnknown2
2026-08-15National Energy Research Scientific Computing CenterUSUnknown2
2026-08-14National Energy Research Scientific Computing CenterUSUnknown2
2026-08-13National Energy Research Scientific Computing CenterUSUnknown2
2026-08-12National Energy Research Scientific Computing CenterUSUnknown2
2026-08-11National Energy Research Scientific Computing CenterUSUnknown2
2026-08-10National Energy Research Scientific Computing CenterUSUnknown2
2026-08-09National Energy Research Scientific Computing CenterUSUnknown2
2026-08-08National Energy Research Scientific Computing CenterUSUnknown2
2026-08-07National Energy Research Scientific Computing CenterUSUnknown2
2026-08-06National Energy Research Scientific Computing CenterUSUnknown2
2026-08-05National Energy Research Scientific Computing CenterUSUnknown2
2026-08-04National Energy Research Scientific Computing CenterUSUnknown2
2026-08-03National Energy Research Scientific Computing CenterUSUnknown2
2026-08-02National Energy Research Scientific Computing CenterUSUnknown2
2026-08-01National Energy Research Scientific Computing CenterUSUnknown2
2026-07-31National Energy Research Scientific Computing CenterUSUnknown2
2026-07-30National Energy Research Scientific Computing CenterUSUnknown2
2026-07-29National Energy Research Scientific Computing CenterUSUnknown2
2026-07-28National Energy Research Scientific Computing CenterUSUnknown2
2026-07-27National Energy Research Scientific Computing CenterUSUnknown2
2026-07-26National Energy Research Scientific Computing CenterUSUnknown2
2026-07-25National Energy Research Scientific Computing CenterUSUnknown2
2026-07-24National Energy Research Scientific Computing CenterUSUnknown0
2026-07-23National Energy Research Scientific Computing CenterUSUnknown0
2026-07-22National Energy Research Scientific Computing CenterUSUnknown2
2026-07-21National Energy Research Scientific Computing CenterUSUnknown2
2026-07-20National Energy Research Scientific Computing CenterUSUnknown2
2026-07-19National Energy Research Scientific Computing CenterUSUnknown2
2026-07-18National Energy Research Scientific Computing CenterUSUnknown2
2026-07-17National Energy Research Scientific Computing CenterUSUnknown2
2026-07-16National Energy Research Scientific Computing CenterUSUnknown2
2026-07-15National Energy Research Scientific Computing CenterUSUnknown2
2026-07-14National Energy Research Scientific Computing CenterUSUnknown2
2026-07-13National Energy Research Scientific Computing CenterUSUnknown2
2026-07-12National Energy Research Scientific Computing CenterUSUnknown2
2026-07-11National Energy Research Scientific Computing CenterUSUnknown2
2026-07-10National Energy Research Scientific Computing CenterUSUnknown2
2026-07-09National Energy Research Scientific Computing CenterUSUnknown2
2026-07-08National Energy Research Scientific Computing CenterUSUnknown2
2026-07-07National Energy Research Scientific Computing CenterUSUnknown2
2026-07-06National Energy Research Scientific Computing CenterUSUnknown2
2026-07-05National Energy Research Scientific Computing CenterUSUnknown2
2026-07-04National Energy Research Scientific Computing CenterUSUnknown2
2026-07-03National Energy Research Scientific Computing CenterUSUnknown2
2026-07-02National Energy Research Scientific Computing CenterUSUnknown2
2026-07-01National Energy Research Scientific Computing CenterUSUnknown2
2026-06-30National Energy Research Scientific Computing CenterUSUnknown2
2026-06-29National Energy Research Scientific Computing CenterUSUnknown2
2026-06-28National Energy Research Scientific Computing CenterUSUnknown2
2026-06-27National Energy Research Scientific Computing CenterUSUnknown2
2026-06-26National Energy Research Scientific Computing CenterUSUnknown2
2026-06-25National Energy Research Scientific Computing CenterUSUnknown2
2026-06-24National Energy Research Scientific Computing CenterUSUnknown2
2026-06-23National Energy Research Scientific Computing CenterUSUnknown2
2026-06-22National Energy Research Scientific Computing CenterUSUnknown2
2026-06-21National Energy Research Scientific Computing CenterUSUnknown2
2026-06-20National Energy Research Scientific Computing CenterUSUnknown2
2026-06-19National Energy Research Scientific Computing CenterUSUnknown2
2026-06-18National Energy Research Scientific Computing CenterUSUnknown2
2026-06-17National Energy Research Scientific Computing CenterUSUnknown2
2026-06-16National Energy Research Scientific Computing CenterUSUnknown2
2026-06-15National Energy Research Scientific Computing CenterUSUnknown2
2026-06-14National Energy Research Scientific Computing CenterUSUnknown2
2026-06-13National Energy Research Scientific Computing CenterUSUnknown2

IP-block changes

Open full filtered history →
ObservedBlockActionPrevious originsNew origins
2026-07-25128.55.0.0/16Acquired—AS2936
2026-07-252620:0:28b0::/44Acquired—AS2936
2026-07-23128.55.0.0/16ReleasedAS2936—
2026-07-232620:0:28b0::/44ReleasedAS2936—
Changes page 1