2001:250:1c00::/39
Nobody announces 2001:250:1c00::/39 on its own; it is covered by 2001:250::/32 AS23910 CNGI-CERNET2-AS-AP. Seen by 0 of our 5 looking glass sessions.
Summary
What the table says about 2001:250:1c00::/39
Prefix
Origin
not announced
Size
33,554,432 /64s
Less specific
More specifics
17
IRR route objects
1 exact, 4 covering
IRR
Route objects
Registered in the IRR for this prefix and the ones covering it. Look it up live.
| Route | Origin | Source | Description | Maintained by |
|---|---|---|---|---|
| 2001:250:1c00::/39 | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250:1c00::/38 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250:1800::/37 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250:1000::/36 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250::/35 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
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Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 2001:250:1c00::/39
17 announced prefixes fall inside this one.
Show the 17 prefixes
2001:250:1c00::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c01::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c02::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c03::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c04::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c05::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c06::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c07::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c08::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c09::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c0a::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c0b::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c0d::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c0e::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c0f::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c10::/48 AS138376 CNGI-YCH-IX-AS-AP2001:250:1c11::/48 AS138376 CNGI-YCH-IX-AS-AP