looking glass
LG定义
Looking Glass（简称 LG） 是运营商或数据中心提供的“BGP/路由诊断平台”，通过 Web 页面（有时也有 CLI 接口）运行一些网络测试命令，比如：
traceroute/mtr（查看到目标 IP 的路由路径）ping（测试延迟与连通性）show route（查看 BGP 路由表）show bgp summary（查看 ASN 邻居关系）
LG测试
| 名称 / 机构 | AS号 | 类型 | Looking Glass 地址 |
|---|---|---|---|
| Airtel | AS9498 | 运营商 | https://lg.airtel.in/LookingGlass/ |
| Australia AAPT Limited | AS2764 | 运营商 | http://looking-glass.aapt.com.au/lg |
| Canada TekSavvy Solutions | AS5645 | 运营商 | https://lg.teksavvy.com/ |
| China Mobile International | AS58453 | 运营商 | https://www.cmi.chinamobile.com/en/looking-glass |
| China Telecom Global（中国电信国际） | AS4809 | 运营商 | https://ipms.chinatelecomglobal.com/public/lookglass/lookglassDisclaimer.html |
| France Orange S.A. | AS3215 | 运营商 | https://looking-glass.opentransit.net/ |
| GTT Communications | AS3257 | 运营商 | http://www.as3257.net/lg/ |
| Hinet / HiNet (中华电信) | AS203687 | 运营商 | https://lg.hinet.pl/ |
| HE / Hurricane Electric | AS6939 | 运营商 | http://lg.he.net/ |
| Japan ARTERIA Networks | AS17506 | 运营商 | https://nw-tools.arteria-net.com/ |
| Lumen / CenturyLink | AS3356 | 运营商 | https://lookingglass.centurylink.com/ |
| Orange Business Services (Russia) | AS3216 | 运营商 | http://lg.gin.ru/ |
| Orange S.A. (Opentransit) | AS5511 | 运营商 | https://lg.opentransit.net/ |
| PCCW Global (public mirror) | AS3491 | 运营商 | https://bgp.he.net/lg/3491 |
| RETN Limited (UK) | AS9002 | 运营商 | https://lg.retn.net/ |
| Telia Carrier / Arelion | AS1299 | 运营商 | https://lg.telia.net/ |
| Tata Communications | AS6453 | 运营商 | https://lg.as6453.net/bin/lg.cgi |
| Verizon Business | AS701 | 运营商 | https://www.verizon.com/business/why-verizon/looking-glass/ |
| Vodafone | AS1273 | 运营商 | https://portal.vodafone.com/web/lookingglass |
| Zenlayer | AS21859 | 运营商 | https://www.zenlayer.cn/global-network/performance/ |
| HKIX (Hong Kong Internet Exchange) | AS4635 | IXP | https://www.hkix.net/hkix/hkixlg.htm |
| Consortium GARR (Italy) | AS137 | 学术 / 教育网 | https://gins.garr.it/LG/ |
| TANet (Taiwan Academic Network) | AS17716 | 学术 / 教育网 | https://sp.tanet.edu.tw/ |
| University of Washington / PNWGP | AS101 | 学术 / 教育网 | https://pnwgp.net/network-looking-glass/ |
| WoodyNet / PCH | AS42 | 学术 / 教育网 | https://www.pch.net/tools/looking_glass/ |
| Claw Networks | AS45102 | VPS / 云商 | https://clawd.cloud/lg.html |
| DMIT Cloud Services | AS54574 | VPS / 云商 | https://lg.dmit.sh/ |
| Hetzner | AS24940 | VPS / 云商 | https://lg.fsn.fognet.ch/ |
| Linode | AS63949 | VPS / 云商 | https://www.linode.com/speed-test/ |
| OVHcloud | AS16276 | VPS / 云商 | https://lg.ovh.net/ |
| v.ps | AS3204 | VPS / 云商 | https://v.ps/speedtest/ |
| 搬瓦工（BandwagonHost DC3） | AS35916 | VPS / 云商 | https://dc3.bwg.net/lg/ |
| 搬瓦工（BandwagonHost DC8） | AS35916 | VPS / 云商 | https://dc8.bwg.net/lg/ |
| Sharon Networks | AS396856 | VPS / 云商 | https://lg.sharon.io/ |
| Vultr | AS20473 | VPS / 云商 | https://sgp-ping.vultr.com/ |