BGP Full View โ€” RIPE RIS RRC00data as of 2026-04-24 21:19

Source: data.ris.ripe.net/rrc00/latest-bview.gz (MRT TABLE_DUMP_V2). For each announced prefix โ€” the distinct origin ASN(s).
IPv4 prefixes
1 122 923
IPv4 origin ASNs
78 185
IPv4 MOAS
6 325
IPv6 prefixes
254 771
IPv6 origin ASNs
36 403
IPv6 MOAS
1 466

IPv4 prefixes by size /1โ€“/24 only, excl. /0 default

MaskPrefixesAddresses
/8 16
268 435 456
/9 14
117 440 512
/10 39
163 577 856
/11 95
199 229 440
/12 303
317 718 528
/13 586
307 232 768
/14 1 206
316 145 664
/15 2 152
282 066 944
/16 13 827
906 166 272
/17 8 680
284 426 240
/18 13 933
228 278 272
/19 26 602
217 923 584
/20 48 490
198 615 040
/21 55 704
114 081 792
/22 118 650
121 497 600
/23 117 721
60 273 152
/24 709 454
181 620 224
Total 1 117 472 4 284 729 344
BGP /24 coverage of total IPv4 space
Announced in BGP 3 114 114 560 addr 72.51%
Not announced 1 180 852 736 addr 27.49%
โ†ณ technical / special-use (not meant to be announced) 592 634 112 addr 50.19%
โ†ณ routable but not announced 588 218 624 addr 49.81%
    โ€” of total IPv4 space 13.70%
    โ€” of announceable space (total โˆ’ tech/reserved) 15.89%
Context
Total IPv4 /24 blocks 16 777 216 /24
Reserved + tech /24 (0/8, 10/8, 127/8, 224โ€“255/8, 100.64/10, 169.254/16, 172.16/12, 192.168/16, โ€ฆ) 2 315 269 /24 13.80%
Of those, announced anyway (bogon leaks) 292 /24 0.01%

IPv6 prefixes by size /1โ€“/48 only, addresses as /48 site-counts

MaskPrefixes/48 subnets
/6 1
4 398 046 511 104
/16 1
4 294 967 296
/19 1
536 870 912
/20 14
3 758 096 384
/21 3
402 653 184
/22 6
402 653 184
/23 6
201 326 592
/24 41
687 865 856
/25 13
109 051 904
/26 17
71 303 168
/27 18
37 748 736
/28 163
170 917 888
/29 5 464
2 864 709 632
/30 833
218 365 952
/31 358
46 923 776
/32 26 878
1 761 476 608
/33 5 674
185 925 632
/34 5 534
90 669 056
/35 1 943
15 917 056
/36 9 935
40 693 760
/37 1 389
2 844 672
/38 2 720
2 785 280
/39 1 852
948 224
/40 23 800
6 092 800
/41 1 722
220 416
/42 2 968
189 952
/43 1 444
46 208
/44 25 734
411 744
/45 4 511
36 088
/46 5 844
23 376
/47 8 847
17 694
/48 116 726
116 726
Total 254 460 4 413 958 380 860
IPv4 (1 122 923) IPv6 (254 771)
Reset
Found 5 899 IPv4 prefixes ยท ASN: AS7545 ยท showing 5701โ€“5899
# Prefix โ†‘ Mask Range Origin ASN MOAS
5701 220.245.18.0/24 /24 220.245.18.0 โ€“ 220.245.18.255 AS7545 1
5702 220.245.19.0/24 /24 220.245.19.0 โ€“ 220.245.19.255 AS7545 1
5703 220.245.20.0/24 /24 220.245.20.0 โ€“ 220.245.20.255 AS7545 1
5704 220.245.21.0/24 /24 220.245.21.0 โ€“ 220.245.21.255 AS7545 1
5705 220.245.22.0/24 /24 220.245.22.0 โ€“ 220.245.22.255 AS7545 1
5706 220.245.23.0/24 /24 220.245.23.0 โ€“ 220.245.23.255 AS7545 1
5707 220.245.25.0/24 /24 220.245.25.0 โ€“ 220.245.25.255 AS7545 1
5708 220.245.26.0/24 /24 220.245.26.0 โ€“ 220.245.26.255 AS7545 1
5709 220.245.27.0/24 /24 220.245.27.0 โ€“ 220.245.27.255 AS7545 1
5710 220.245.28.0/24 /24 220.245.28.0 โ€“ 220.245.28.255 AS7545 1
5711 220.245.29.0/24 /24 220.245.29.0 โ€“ 220.245.29.255 AS7545 1
5712 220.245.32.0/23 /23 220.245.32.0 โ€“ 220.245.33.255 AS7545 1
5713 220.245.34.0/24 /24 220.245.34.0 โ€“ 220.245.34.255 AS7545 1
5714 220.245.35.0/24 /24 220.245.35.0 โ€“ 220.245.35.255 AS7545 1
5715 220.245.36.0/23 /23 220.245.36.0 โ€“ 220.245.37.255 AS7545 1
5716 220.245.38.0/24 /24 220.245.38.0 โ€“ 220.245.38.255 AS7545 1
5717 220.245.39.0/24 /24 220.245.39.0 โ€“ 220.245.39.255 AS7545 1
5718 220.245.40.0/22 /22 220.245.40.0 โ€“ 220.245.43.255 AS7545 1
5719 220.245.44.0/24 /24 220.245.44.0 โ€“ 220.245.44.255 AS7545 1
5720 220.245.45.0/24 /24 220.245.45.0 โ€“ 220.245.45.255 AS7545 1
5721 220.245.48.0/23 /23 220.245.48.0 โ€“ 220.245.49.255 AS7545 1
5722 220.245.50.0/24 /24 220.245.50.0 โ€“ 220.245.50.255 AS7545 1
5723 220.245.51.0/24 /24 220.245.51.0 โ€“ 220.245.51.255 AS7545 1
5724 220.245.52.0/24 /24 220.245.52.0 โ€“ 220.245.52.255 AS7545 1
5725 220.245.53.0/24 /24 220.245.53.0 โ€“ 220.245.53.255 AS7545 1
5726 220.245.54.0/23 /23 220.245.54.0 โ€“ 220.245.55.255 AS7545 1
5727 220.245.56.0/23 /23 220.245.56.0 โ€“ 220.245.57.255 AS7545 1
5728 220.245.58.0/24 /24 220.245.58.0 โ€“ 220.245.58.255 AS7545 1
5729 220.245.59.0/24 /24 220.245.59.0 โ€“ 220.245.59.255 AS7545 1
5730 220.245.60.0/23 /23 220.245.60.0 โ€“ 220.245.61.255 AS7545 1
5731 220.245.62.0/23 /23 220.245.62.0 โ€“ 220.245.63.255 AS7545 1
5732 220.245.64.0/24 /24 220.245.64.0 โ€“ 220.245.64.255 AS7545 1
5733 220.245.66.0/24 /24 220.245.66.0 โ€“ 220.245.66.255 AS7545 1
5734 220.245.67.0/24 /24 220.245.67.0 โ€“ 220.245.67.255 AS7545 1
5735 220.245.68.0/24 /24 220.245.68.0 โ€“ 220.245.68.255 AS7545 1
5736 220.245.69.0/24 /24 220.245.69.0 โ€“ 220.245.69.255 AS7545 1
5737 220.245.70.0/24 /24 220.245.70.0 โ€“ 220.245.70.255 AS7545 1
5738 220.245.71.0/24 /24 220.245.71.0 โ€“ 220.245.71.255 AS7545 1
5739 220.245.72.0/24 /24 220.245.72.0 โ€“ 220.245.72.255 AS7545 1
5740 220.245.73.0/24 /24 220.245.73.0 โ€“ 220.245.73.255 AS7545 1
5741 220.245.74.0/24 /24 220.245.74.0 โ€“ 220.245.74.255 AS7545 1
5742 220.245.75.0/24 /24 220.245.75.0 โ€“ 220.245.75.255 AS7545 1
5743 220.245.76.0/24 /24 220.245.76.0 โ€“ 220.245.76.255 AS7545 1
5744 220.245.77.0/24 /24 220.245.77.0 โ€“ 220.245.77.255 AS7545 1
5745 220.245.78.0/24 /24 220.245.78.0 โ€“ 220.245.78.255 AS7545 1
5746 220.245.79.0/24 /24 220.245.79.0 โ€“ 220.245.79.255 AS7545 1
5747 220.245.80.0/24 /24 220.245.80.0 โ€“ 220.245.80.255 AS7545 1
5748 220.245.81.0/24 /24 220.245.81.0 โ€“ 220.245.81.255 AS7545 1
5749 220.245.82.0/23 /23 220.245.82.0 โ€“ 220.245.83.255 AS7545 1
5750 220.245.84.0/24 /24 220.245.84.0 โ€“ 220.245.84.255 AS7545 1
5751 220.245.85.0/24 /24 220.245.85.0 โ€“ 220.245.85.255 AS7545 1
5752 220.245.86.0/24 /24 220.245.86.0 โ€“ 220.245.86.255 AS7545 1
5753 220.245.87.0/24 /24 220.245.87.0 โ€“ 220.245.87.255 AS7545 1
5754 220.245.88.0/24 /24 220.245.88.0 โ€“ 220.245.88.255 AS7545 1
5755 220.245.89.0/24 /24 220.245.89.0 โ€“ 220.245.89.255 AS7545 1
5756 220.245.90.0/24 /24 220.245.90.0 โ€“ 220.245.90.255 AS7545 1
5757 220.245.91.0/24 /24 220.245.91.0 โ€“ 220.245.91.255 AS7545 1
5758 220.245.92.0/24 /24 220.245.92.0 โ€“ 220.245.92.255 AS7545 1
5759 220.245.93.0/24 /24 220.245.93.0 โ€“ 220.245.93.255 AS7545 1
5760 220.245.94.0/24 /24 220.245.94.0 โ€“ 220.245.94.255 AS7545 1
5761 220.245.95.0/24 /24 220.245.95.0 โ€“ 220.245.95.255 AS7545 1
5762 220.245.96.0/24 /24 220.245.96.0 โ€“ 220.245.96.255 AS7545 1
5763 220.245.97.0/24 /24 220.245.97.0 โ€“ 220.245.97.255 AS7545 1
5764 220.245.98.0/24 /24 220.245.98.0 โ€“ 220.245.98.255 AS7545 1
5765 220.245.99.0/24 /24 220.245.99.0 โ€“ 220.245.99.255 AS7545 1
5766 220.245.100.0/24 /24 220.245.100.0 โ€“ 220.245.100.255 AS7545 1
5767 220.245.101.0/24 /24 220.245.101.0 โ€“ 220.245.101.255 AS7545 1
5768 220.245.102.0/24 /24 220.245.102.0 โ€“ 220.245.102.255 AS7545 1
5769 220.245.103.0/24 /24 220.245.103.0 โ€“ 220.245.103.255 AS7545 1
5770 220.245.104.0/23 /23 220.245.104.0 โ€“ 220.245.105.255 AS7545 1
5771 220.245.106.0/24 /24 220.245.106.0 โ€“ 220.245.106.255 AS7545 1
5772 220.245.107.0/24 /24 220.245.107.0 โ€“ 220.245.107.255 AS7545 1
5773 220.245.108.0/22 /22 220.245.108.0 โ€“ 220.245.111.255 AS7545 1
5774 220.245.112.0/24 /24 220.245.112.0 โ€“ 220.245.112.255 AS7545 1
5775 220.245.113.0/24 /24 220.245.113.0 โ€“ 220.245.113.255 AS7545 1
5776 220.245.114.0/24 /24 220.245.114.0 โ€“ 220.245.114.255 AS7545 1
5777 220.245.115.0/24 /24 220.245.115.0 โ€“ 220.245.115.255 AS7545 1
5778 220.245.116.0/23 /23 220.245.116.0 โ€“ 220.245.117.255 AS7545 1
5779 220.245.118.0/23 /23 220.245.118.0 โ€“ 220.245.119.255 AS7545 1
5780 220.245.120.0/24 /24 220.245.120.0 โ€“ 220.245.120.255 AS7545 1
5781 220.245.121.0/24 /24 220.245.121.0 โ€“ 220.245.121.255 AS7545 1
5782 220.245.122.0/24 /24 220.245.122.0 โ€“ 220.245.122.255 AS7545 1
5783 220.245.123.0/24 /24 220.245.123.0 โ€“ 220.245.123.255 AS7545 1
5784 220.245.124.0/22 /22 220.245.124.0 โ€“ 220.245.127.255 AS7545 1
5785 220.245.128.0/23 /23 220.245.128.0 โ€“ 220.245.129.255 AS7545 1
5786 220.245.130.0/24 /24 220.245.130.0 โ€“ 220.245.130.255 AS7545 1
5787 220.245.131.0/24 /24 220.245.131.0 โ€“ 220.245.131.255 AS7545 1
5788 220.245.132.0/24 /24 220.245.132.0 โ€“ 220.245.132.255 AS7545 1
5789 220.245.133.0/24 /24 220.245.133.0 โ€“ 220.245.133.255 AS7545 1
5790 220.245.134.0/23 /23 220.245.134.0 โ€“ 220.245.135.255 AS7545 1
5791 220.245.136.0/24 /24 220.245.136.0 โ€“ 220.245.136.255 AS7545 1
5792 220.245.137.0/24 /24 220.245.137.0 โ€“ 220.245.137.255 AS7545 1
5793 220.245.138.0/24 /24 220.245.138.0 โ€“ 220.245.138.255 AS7545 1
5794 220.245.139.0/24 /24 220.245.139.0 โ€“ 220.245.139.255 AS7545 1
5795 220.245.140.0/23 /23 220.245.140.0 โ€“ 220.245.141.255 AS7545 1
5796 220.245.142.0/23 /23 220.245.142.0 โ€“ 220.245.143.255 AS7545 1
5797 220.245.144.0/24 /24 220.245.144.0 โ€“ 220.245.144.255 AS7545 1
5798 220.245.145.0/24 /24 220.245.145.0 โ€“ 220.245.145.255 AS7545 1
5799 220.245.146.0/23 /23 220.245.146.0 โ€“ 220.245.147.255 AS7545 1
5800 220.245.148.0/23 /23 220.245.148.0 โ€“ 220.245.149.255 AS7545 1
5801 220.245.150.0/23 /23 220.245.150.0 โ€“ 220.245.151.255 AS7545 1
5802 220.245.152.0/24 /24 220.245.152.0 โ€“ 220.245.152.255 AS7545 1
5803 220.245.153.0/24 /24 220.245.153.0 โ€“ 220.245.153.255 AS7545 1
5804 220.245.154.0/24 /24 220.245.154.0 โ€“ 220.245.154.255 AS7545 1
5805 220.245.155.0/24 /24 220.245.155.0 โ€“ 220.245.155.255 AS7545 1
5806 220.245.156.0/24 /24 220.245.156.0 โ€“ 220.245.156.255 AS7545 1
5807 220.245.157.0/24 /24 220.245.157.0 โ€“ 220.245.157.255 AS7545 1
5808 220.245.160.0/23 /23 220.245.160.0 โ€“ 220.245.161.255 AS7545 1
5809 220.245.162.0/23 /23 220.245.162.0 โ€“ 220.245.163.255 AS7545 1
5810 220.245.164.0/24 /24 220.245.164.0 โ€“ 220.245.164.255 AS7545 1
5811 220.245.165.0/24 /24 220.245.165.0 โ€“ 220.245.165.255 AS7545 1
5812 220.245.166.0/24 /24 220.245.166.0 โ€“ 220.245.166.255 AS7545 1
5813 220.245.167.0/24 /24 220.245.167.0 โ€“ 220.245.167.255 AS7545 1
5814 220.245.168.0/24 /24 220.245.168.0 โ€“ 220.245.168.255 AS7545 1
5815 220.245.169.0/24 /24 220.245.169.0 โ€“ 220.245.169.255 AS7545 1
5816 220.245.170.0/23 /23 220.245.170.0 โ€“ 220.245.171.255 AS7545 1
5817 220.245.174.0/24 /24 220.245.174.0 โ€“ 220.245.174.255 AS7545 1
5818 220.245.177.0/24 /24 220.245.177.0 โ€“ 220.245.177.255 AS7545 1
5819 220.245.180.0/24 /24 220.245.180.0 โ€“ 220.245.180.255 AS7545 1
5820 220.245.182.0/23 /23 220.245.182.0 โ€“ 220.245.183.255 AS7545 1
5821 220.245.184.0/24 /24 220.245.184.0 โ€“ 220.245.184.255 AS7545 1
5822 220.245.185.0/24 /24 220.245.185.0 โ€“ 220.245.185.255 AS7545 1
5823 220.245.186.0/23 /23 220.245.186.0 โ€“ 220.245.187.255 AS7545 1
5824 220.245.188.0/24 /24 220.245.188.0 โ€“ 220.245.188.255 AS7545 1
5825 220.245.190.0/24 /24 220.245.190.0 โ€“ 220.245.190.255 AS7545 1
5826 220.245.191.0/24 /24 220.245.191.0 โ€“ 220.245.191.255 AS7545 1
5827 220.245.192.0/24 /24 220.245.192.0 โ€“ 220.245.192.255 AS7545 1
5828 220.245.193.0/24 /24 220.245.193.0 โ€“ 220.245.193.255 AS7545 1
5829 220.245.194.0/23 /23 220.245.194.0 โ€“ 220.245.195.255 AS7545 1
5830 220.245.196.0/24 /24 220.245.196.0 โ€“ 220.245.196.255 AS7545 1
5831 220.245.198.0/24 /24 220.245.198.0 โ€“ 220.245.198.255 AS7545 1
5832 220.245.199.0/24 /24 220.245.199.0 โ€“ 220.245.199.255 AS7545 1
5833 220.245.200.0/23 /23 220.245.200.0 โ€“ 220.245.201.255 AS7545 1
5834 220.245.202.0/24 /24 220.245.202.0 โ€“ 220.245.202.255 AS7545 1
5835 220.245.203.0/24 /24 220.245.203.0 โ€“ 220.245.203.255 AS7545 1
5836 220.245.204.0/23 /23 220.245.204.0 โ€“ 220.245.205.255 AS7545 1
5837 220.245.208.0/23 /23 220.245.208.0 โ€“ 220.245.209.255 AS7545 1
5838 220.245.210.0/23 /23 220.245.210.0 โ€“ 220.245.211.255 AS7545 1
5839 220.245.212.0/23 /23 220.245.212.0 โ€“ 220.245.213.255 AS7545 1
5840 220.245.214.0/24 /24 220.245.214.0 โ€“ 220.245.214.255 AS7545 1
5841 220.245.215.0/24 /24 220.245.215.0 โ€“ 220.245.215.255 AS7545 1
5842 220.245.216.0/24 /24 220.245.216.0 โ€“ 220.245.216.255 AS7545 1
5843 220.245.217.0/24 /24 220.245.217.0 โ€“ 220.245.217.255 AS7545 1
5844 220.245.218.0/24 /24 220.245.218.0 โ€“ 220.245.218.255 AS7545 1
5845 220.245.219.0/24 /24 220.245.219.0 โ€“ 220.245.219.255 AS7545 1
5846 220.245.220.0/24 /24 220.245.220.0 โ€“ 220.245.220.255 AS7545 1
5847 220.245.221.0/24 /24 220.245.221.0 โ€“ 220.245.221.255 AS7545 1
5848 220.245.222.0/24 /24 220.245.222.0 โ€“ 220.245.222.255 AS7545 1
5849 220.245.223.0/24 /24 220.245.223.0 โ€“ 220.245.223.255 AS7545 1
5850 220.245.225.0/24 /24 220.245.225.0 โ€“ 220.245.225.255 AS7545 1
5851 220.245.226.0/24 /24 220.245.226.0 โ€“ 220.245.226.255 AS7545 1
5852 220.245.227.0/24 /24 220.245.227.0 โ€“ 220.245.227.255 AS7545 1
5853 220.245.229.0/24 /24 220.245.229.0 โ€“ 220.245.229.255 AS7545 1
5854 220.245.230.0/24 /24 220.245.230.0 โ€“ 220.245.230.255 AS7545 1
5855 220.245.232.0/24 /24 220.245.232.0 โ€“ 220.245.232.255 AS7545 1
5856 220.245.234.0/23 /23 220.245.234.0 โ€“ 220.245.235.255 AS7545 1
5857 220.245.236.0/23 /23 220.245.236.0 โ€“ 220.245.237.255 AS7545 1
5858 220.245.238.0/23 /23 220.245.238.0 โ€“ 220.245.239.255 AS7545 1
5859 220.245.240.0/24 /24 220.245.240.0 โ€“ 220.245.240.255 AS7545 1
5860 220.245.241.0/24 /24 220.245.241.0 โ€“ 220.245.241.255 AS7545 1
5861 220.245.242.0/24 /24 220.245.242.0 โ€“ 220.245.242.255 AS7545 1
5862 220.245.244.0/23 /23 220.245.244.0 โ€“ 220.245.245.255 AS7545 1
5863 220.245.248.0/24 /24 220.245.248.0 โ€“ 220.245.248.255 AS7545 1
5864 220.245.249.0/24 /24 220.245.249.0 โ€“ 220.245.249.255 AS7545 1
5865 220.245.250.0/24 /24 220.245.250.0 โ€“ 220.245.250.255 AS7545 1
5866 220.245.251.0/24 /24 220.245.251.0 โ€“ 220.245.251.255 AS7545 1
5867 220.245.252.0/24 /24 220.245.252.0 โ€“ 220.245.252.255 AS7545 1
5868 220.245.253.0/24 /24 220.245.253.0 โ€“ 220.245.253.255 AS7545 1
5869 220.245.254.0/24 /24 220.245.254.0 โ€“ 220.245.254.255 AS7545 1
5870 220.245.255.0/24 /24 220.245.255.0 โ€“ 220.245.255.255 AS7545 1
5871 220.253.0.0/19 /19 220.253.0.0 โ€“ 220.253.31.255 AS7545 1
5872 220.253.0.0/22 /22 220.253.0.0 โ€“ 220.253.3.255 AS7545 1
5873 220.253.4.0/22 /22 220.253.4.0 โ€“ 220.253.7.255 AS7545 1
5874 220.253.8.0/22 /22 220.253.8.0 โ€“ 220.253.11.255 AS7545 1
5875 220.253.12.0/22 /22 220.253.12.0 โ€“ 220.253.15.255 AS7545 1
5876 220.253.16.0/22 /22 220.253.16.0 โ€“ 220.253.19.255 AS7545 1
5877 220.253.20.0/22 /22 220.253.20.0 โ€“ 220.253.23.255 AS7545 1
5878 220.253.24.0/22 /22 220.253.24.0 โ€“ 220.253.27.255 AS7545 1
5879 220.253.28.0/22 /22 220.253.28.0 โ€“ 220.253.31.255 AS7545 1
5880 220.253.40.0/22 /22 220.253.40.0 โ€“ 220.253.43.255 AS7545 1
5881 220.253.44.0/23 /23 220.253.44.0 โ€“ 220.253.45.255 AS7545 1
5882 220.253.47.0/24 /24 220.253.47.0 โ€“ 220.253.47.255 AS7545 1
5883 220.253.64.0/18 /18 220.253.64.0 โ€“ 220.253.127.255 AS7545 1
5884 220.253.64.0/21 /21 220.253.64.0 โ€“ 220.253.71.255 AS7545 1
5885 220.253.72.0/21 /21 220.253.72.0 โ€“ 220.253.79.255 AS7545 1
5886 220.253.80.0/21 /21 220.253.80.0 โ€“ 220.253.87.255 AS7545 1
5887 220.253.88.0/21 /21 220.253.88.0 โ€“ 220.253.95.255 AS7545 1
5888 220.253.96.0/21 /21 220.253.96.0 โ€“ 220.253.103.255 AS7545 1
5889 220.253.104.0/21 /21 220.253.104.0 โ€“ 220.253.111.255 AS7545 1
5890 220.253.112.0/21 /21 220.253.112.0 โ€“ 220.253.119.255 AS7545 1
5891 220.253.120.0/21 /21 220.253.120.0 โ€“ 220.253.127.255 AS7545 1
5892 220.253.160.0/19 /19 220.253.160.0 โ€“ 220.253.191.255 AS7545 1
5893 220.253.192.0/19 /19 220.253.192.0 โ€“ 220.253.223.255 AS7545 1
5894 220.253.224.0/19 /19 220.253.224.0 โ€“ 220.253.255.255 AS7545 1
5895 220.253.224.0/21 /21 220.253.224.0 โ€“ 220.253.231.255 AS7545 1
5896 220.253.232.0/21 /21 220.253.232.0 โ€“ 220.253.239.255 AS7545 1
5897 220.253.240.0/21 /21 220.253.240.0 โ€“ 220.253.247.255 AS7545 1
5898 220.253.248.0/22 /22 220.253.248.0 โ€“ 220.253.251.255 AS7545 1
5899 220.253.252.0/22 /22 220.253.252.0 โ€“ 220.253.255.255 AS7545 1