BGP Announced
| AS | CIDR | Description |
|---|---|---|
| AS4538 |
121.248.0.0/20
|
ERX-CERNET-BKB - China Education and Research Network Center, CN |
| AS24361 | 121.248.0.0/20 | CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast University, CN |
| AS4538 |
121.248.0.0/14
|
ERX-CERNET-BKB - China Education and Research Network Center, CN |
Real Time BGP Data
| AS / Info | IP / Time | AS Path |
|---|---|---|
| Loading... | ||
Reverse DNS List (Total:123)
| IP | Host | DateTime |
|---|---|---|
| 121.248.64.10 | dns1.jsafc.edu.cn | 2025-06-24 22:58:08 |
| 121.248.64.11 | dns2.jsafc.edu.cn | 2025-06-24 22:58:08 |
| 121.250.88.29 | xsaj.dzvc.edu.cn | 2025-06-24 23:08:15 |
| 121.250.88.30 | zhtb.dzvc.edu.cn jxgl.dzvc.edu.cn yxapp.dzvc.edu.cn jzkp.dzvc.edu.cn shqdf.dzvc.edu.cn syjx.dzvc.edu.cn dzsf.dzvc.edu.cn wangyb.dzvc.edu.cn dqgcx.dzvc.edu.cn tuanw.dzvc.edu.cn aif.dzvc.edu.cn bwc.dzvc.edu.cn wmw.dzvc.edu.cn xsc.dzvc.edu.cn d | 2025-06-19 22:05:07 |
| 121.251.0.1 | dns1.0.251.121.in-addr.arpa | 2025-06-24 23:11:18 |
| 121.251.0.2 | dns2.0.251.121.in-addr.arpa | 2025-06-24 23:11:18 |
| 121.251.0.59 | www.0.251.121.in-addr.arpa | 2025-06-24 23:11:18 |
| 121.251.24.3 | szxy.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.7 | zspx.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.8 | qyh.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.10 | 100kz.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.13 | zcjy.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.14 | cardshall.ahbvc.edu.cn cardpay.ahbvc.edu.cn cardwx.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.17 | byshx.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.20 | zgfhw.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.21 | zgfhwwj.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.22 | jxzgpt.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.23 | ldjsc.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.24 | dsjyb.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.25 | jycy.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.26 | res.ahbvc.edu.cn xsfw.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.245 | ecard.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.247 | yzm.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.24.250 | ns1.ahbvc.cn dns1.ahbvc.edu.cn | 2025-06-24 23:12:13 |
| 121.251.49.201 | dns1.ahcme.edu.cn | 2025-06-24 23:12:40 |
| 121.251.49.202 | dns2.ahcme.edu.cn | 2025-06-24 23:12:40 |
| 121.251.49.204 | itv.ahcme.edu.cn | 2025-06-24 23:12:40 |
| 121.251.49.206 | www.ahcme.edu.cn | 2025-06-19 22:09:42 |
| 121.251.49.210 | idp.ahcme.edu.cn | 2025-06-24 23:12:40 |
| 121.251.49.250 | jump.ahcme.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.1 | dns1.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.2 | dns2.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.16 | jp.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.23 | gxsf.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.28 | szpt.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.32 | sfjs.mastc.edu.cn sfjsread.mastc.edu.cn zzkc.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.37 | rc.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.108 | card.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.109 | icard.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.110 | wd.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.56.118 | wx.mastc.edu.cn | 2025-06-24 23:12:40 |
| 121.251.192.5 | jwxt.cauyt.edu.cn | 2025-06-19 22:12:55 |
| 121.251.192.8 | dns.cauyt.edu.cn | 2025-06-24 23:15:42 |
| 121.251.192.15 | jwc.cauyt.edu.cn www.cauyt.edu.cn | 2025-06-24 23:15:42 |
| 121.251.192.16 | bbs.cauyt.edu.cn job.cauyt.edu.cn down.cauyt.edu.cn count.cauyt.edu.cn | 2025-06-24 23:15:42 |
| 121.251.192.18 | dns2.cauyt.edu.cn | 2025-06-24 23:15:42 |
| 121.251.210.2 | dns1.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.210.3 | dns2.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.210.8 | hcm.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.210.10 | bwgpc.qdbhu.edu.cn | 2025-06-19 22:13:23 |
| 121.251.210.12 | idp.qdbhu.edu.cn | 2025-06-19 22:13:23 |
| 121.251.213.9 | xyb.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.213.11 | cas.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.213.13 | yingxin.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.213.14 | res.qdbhu.edu.cn | 2025-06-24 23:16:09 |
| 121.251.240.31 | gzknas.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.240.32 | gzknas.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.240.33 | gzknas.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.248.1 | jhzf.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.248.3 | zfpt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.248.4 | ecardfw.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.248.6 | idsocket.ykt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.249.2 | upcfortress.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.249.7 | evpn.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.207 | lan.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.210 | sam.upc.edu.cn auth.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.217 | wlan.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.231 | noc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.250 | dns2.cache.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.251.251 | dns1.cache.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.70 | vspe.sci.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.73 | bkpe.sci.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.77 | tongxindt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.78 | tongxinrz.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.79 | xdpassport.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.100 | yykf.upol.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.101 | dianbo.upol.upc.edu.cn dianbo.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.103 | yunpei.upc.edu.cn sdcj.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.137 | greencampus.hqszpt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.196 | bigdata.sci.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.197 | commed.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.198 | oilgaspipline.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.204 | code.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.205 | small.sem.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.252.219 | sptc.computer.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.18 | dfcz.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.40 | simplespc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.44 | hwua.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.45 | osshwua.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.47 | explore.cookdata.upc.edu.cn cookdata.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.49 | heywhale.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.139 | zs.zypx.upc.edu.cn szda.jyfz.upc.edu.cn xxgl.sdlx.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.253.164 | yuyue.geori.upc.edu.cn | 2025-06-19 22:14:10 |
| 121.251.254.199 | xinxijssyjxzx.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.4 | gycw.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.7 | jgtest.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.16 | jxzy.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.18 | fpm.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.19 | giving.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.20 | jpkc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.21 | web2.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.26 | thps.rsc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.28 | xsda.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.37 | card.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.38 | upcsgvr-pe.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.51 | e-graphics.medwww.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.54 | mobile.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.55 | dalyxt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.67 | wsyj.jwc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.71 | kms.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.83 | sdltc.ltc.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.87 | globalstudy.upc.edu.cn | 2025-06-19 22:14:10 |
| 121.251.255.88 | ksbm.upc.edu.cn wsdt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.101 | gyf.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.103 | xgwp.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.105 | xhauiea.upc.edu.cn | 2025-06-19 22:14:10 |
| 121.251.255.107 | zsfs.gs.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.108 | dekt.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.109 | gs.ocean.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.111 | youthfee.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.117 | edr.upc.edu.cn | 2025-06-19 22:14:10 |
| 121.251.255.119 | gzkdf.upc.edu.cn | 2025-06-24 23:16:54 |
| 121.251.255.125 | ticket.upc.edu.cn | 2025-06-24 23:16:54 |
Top 20 countries in total ASN
| Country | Allocated ASNs | ASN IPv4 Number | ASN IPv6 Number(/64) |
|---|---|---|---|
United States
|
31381 | 1463309133 | 1153867275719288914 |
Brazil
|
9037 | 86226398 | 2305871897990729730 |
China
|
6564 | 346799264 | 129893613128288 |
India
|
5969 | 35348480 | 24480594907136 |
Russian Federation
|
5748 | 46622776 | 10705793691720 |
Indonesia
|
3603 | 18073088 | 1225629728768 |
Germany
|
3109 | 112752904 | 69548054544384 |
United Kingdom
|
3108 | 71550336 | 31532536299520 |
Australia
|
3015 | 40588592 | 20514282543104 |
Poland
|
2465 | 19272192 | 15298114229248 |
Canada
|
2443 | 54437736 | 4438988948736 |
France
|
2201 | 75328768 | 12154271827456 |
Ukraine
|
2009 | 8261632 | 5013717516288 |
Bangladesh
|
1870 | 1933568 | 908494569472 |
Netherlands
|
1595 | 51310544 | 26556465939968 |
Argentina
|
1300 | 19708416 | 18815344377856 |
Italy
|
1298 | 52409856 | 28591018606592 |
Hong Kong
|
1280 | 18154148 | 8554605118208 |
Japan
|
1269 | 159027048 | 33573211799552 |
Spain
|
1233 | 34628352 | 7522246791168 |