asn.dev

Address space

AS4134 CHINANET-BACKBONE No.31,Jin-rong Street

Residential DROP-listed space APNIC

IPv4 prefixes 9,249 98.89M addresses
IPv6 prefixes 6,806
Most common size /24 IPv4
Flagged 0

Shape

IPv4 prefix sizes

All IPv4
/12
/12: 1
1
/13
/13: 9
9
/14
/14: 50
50
/15
/15: 150
150
/16
/16: 330
330
/17
/17: 415
415
/18
/18: 605
605
/19
/19: 804
804
/20
/20: 931
931
/21
/21: 1,102
1,102
/22
/22: 1,215
1,215
/23
/23: 1,494
1,494
/24
/24: 2,143
2,143

A wall of /24s usually means many small customer assignments or fine-grained traffic engineering; a few short prefixes means large contiguous allocations announced whole.

Shape

IPv6 prefix sizes

All IPv6
/23
/23: 1
1
/24
/24: 1
1
/25
/25: 5
5
/26
/26: 9
9
/27
/27: 14
14
/28
/28: 22
22
/29
/29: 49
49
/30
/30: 60
60
/31
/31: 87
87
/32
/32: 126
126
/33
/33: 215
215
/34
/34: 290
290
/35
/35: 303
303
/36
/36: 363
363
/37
/37: 408
408
/38
/38: 387
387
/39
/39: 414
414
/40
/40: 602
602
/41
/41: 592
592
/42
/42: 519
519
/43
/43: 386
386
/44
/44: 467
467
/45
/45: 515
515
/46
/46: 277
277
/47
/47: 310
310
/48
/48: 384
384

Geography

Where the space lands

CountryNamePrefixes
CNChina16,055