2001:250:3000::/37
Nobody announces 2001:250:3000::/37 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 2001:250:3000::/37
Prefix
Origin
not announced
Size
134,217,728 /64s
Less specific
More specifics
228
IRR route objects
1 exact, 2 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 |
|---|---|---|---|---|
| 2001:250:3000::/37 | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250:3000::/36 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
| 2001:250:2000::/35 covering | AS4538 ERX-CERNET-BKB | APNIC | China Education and Research Network (CERNET) FIT 3-220, Tsinghua University | MAINT-CERNET-AP |
Less specific
Covering prefixes
Announced prefixes that contain this one, most specific first.
More specific
Prefixes inside 2001:250:3000::/37
228 announced prefixes fall inside this one.
Show the 228 prefixes
2001:250:3000::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3001::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3002::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3003::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3004::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3005::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3006::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3007::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3008::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3009::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:300f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3010::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3012::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3013::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3015::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3016::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3017::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3018::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3019::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:301a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:301c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:301d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:301e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:301f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3020::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3021::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3022::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3023::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3024::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3025::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3026::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3027::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3028::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3029::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:302f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3030::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3031::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3032::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3033::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3034::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3035::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3036::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3037::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3038::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3039::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:303f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3040::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3041::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3042::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3043::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3044::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3045::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3046::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3047::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3048::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3049::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:304f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3050::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3051::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3052::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3053::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3054::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3055::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3056::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3057::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3058::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:305f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3060::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3061::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3062::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3063::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3064::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3065::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3066::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3067::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3068::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3069::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:306f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3070::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3071::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3072::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3073::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3074::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3075::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3076::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3077::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3078::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3079::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307a::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307c::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307d::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307e::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:307f::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3080::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3081::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3082::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3084::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3085::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3086::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3087::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3088::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3089::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:308b::/48 AS24357 CNGI-GZ-IX-AS-AP2001:250:3400::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3401::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3402::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3403::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3404::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3405::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3406::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3407::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3408::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3409::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:340a::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:340b::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:340c::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:340d::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:340e::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:340f::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3410::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3411::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3412::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3413::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3414::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3415::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3416::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3417::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3418::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3419::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:341a::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:341b::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:341c::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:341d::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:341e::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:341f::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3420::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3421::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3422::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3423::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3424::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3425::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3426::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3427::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3428::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3429::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:342a::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:342b::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:342c::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:342d::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:342e::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:342f::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3430::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3431::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3432::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3433::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3434::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3435::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3436::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3437::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3438::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3439::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:343b::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:343c::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:343d::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:343e::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:343f::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3440::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3441::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3442::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3443::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3445::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3446::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3447::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3448::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3449::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:344a::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:344b::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:344c::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:344d::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:344e::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:344f::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3450::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3451::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3452::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:3453::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3454::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3455::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3456::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3457::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3458::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3459::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:345a::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:345c::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:345d::/48 AS138438 CNGI-GLN-IX-AS-AP2001:250:345e::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:345f::/48 AS138393 CNGI-NAN-IX-AS-AP2001:250:3460::/48 AS138393 CNGI-NAN-IX-AS-AP