traceroute とは
What is My Traceroute (MTR)? | Cloudflare
Cloudflare Traceroute API
Cloudflare とオリジンサーバーの間で問題がある可能性がある場合に、問題切り分けや情報収集ツールとして活用できます。
- Enterprise アカウントで利用できます。
Introducing Cloudflare traceroute, a tool that helps customers debug network issues
The traceroute tool is generally available to all Cloudflare ENT customers and is available via our API at the link below.
https://api.cloudflare.com/#diagnostics-traceroute
curl で実行
colos は cloudflare-gcp/colos.json を参考にしてください。
export EMAIL='YOUR_EMAIL'
export APIKEY='YOUR_APIKEY'
export ACCOUNT_ID='YOUR_ACCOUNT_ID'
curl -X POST \
-H "X-Auth-Email: $EMAIL" \
-H "X-Auth-Key: $APIKEY" \
"https://api.cloudflare.com/client/v4/accounts/$ACCOUNT_ID/diagnostics/traceroute" \
--data '{"targets":["google.co.jp"],"colos":["nrt01","kix01"],"options":{"packets_per_ttl":10,"packet_type":"icmp","max_ttl":5,"wait_time":1,"port":0}}'
result.json
{
"result": [
{
"target": "google.co.jp",
"colos": [
{
"colo": {
"name": "kix01",
"city": "Osaka, JP"
},
"traceroute_time_ms": 155,
"target_summary": {
"asn": "",
"ip": "142.250.206.227",
"name": "google.co.jp",
"packet_count": 0,
"mean_rtt_ms": 0,
"std_dev_rtt_ms": 0,
"min_rtt_ms": 0,
"max_rtt_ms": 0
},
"hops": [
{
"packets_ttl": 1,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "162.158.5.1",
"name": "_gateway",
"packet_count": 10,
"mean_rtt_ms": 1.0074,
"std_dev_rtt_ms": 0.41863885257927136,
"min_rtt_ms": 0.65,
"max_rtt_ms": 1.587
}
]
},
{
"packets_ttl": 2,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "162.158.4.2",
"name": "162.158.4.2",
"packet_count": 10,
"mean_rtt_ms": 1.2268000000000001,
"std_dev_rtt_ms": 0.44843327262815813,
"min_rtt_ms": 0.766,
"max_rtt_ms": 1.727
}
]
},
{
"packets_ttl": 3,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "142.250.162.128",
"name": "142.250.162.128",
"packet_count": 10,
"mean_rtt_ms": 1.2922,
"std_dev_rtt_ms": 0.05607891265390624,
"min_rtt_ms": 1.216,
"max_rtt_ms": 1.379
}
]
},
{
"packets_ttl": 4,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "142.250.239.93",
"name": "142.250.239.93",
"packet_count": 10,
"mean_rtt_ms": 0.20860000000000004,
"std_dev_rtt_ms": 0.037506147644234426,
"min_rtt_ms": 0.16,
"max_rtt_ms": 0.27
}
]
},
{
"packets_ttl": 5,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "142.250.58.193",
"name": "142.250.58.193",
"packet_count": 10,
"mean_rtt_ms": 0.1767,
"std_dev_rtt_ms": 0.02430843475010269,
"min_rtt_ms": 0.146,
"max_rtt_ms": 0.207
}
]
}
]
},
{
"colo": {
"name": "nrt01",
"city": "Tokyo, JP"
},
"traceroute_time_ms": 1582,
"target_summary": {
"asn": "",
"ip": "142.250.196.131",
"name": "google.co.jp",
"packet_count": 0,
"mean_rtt_ms": 0,
"std_dev_rtt_ms": 0,
"min_rtt_ms": 0,
"max_rtt_ms": 0
},
"hops": [
{
"packets_ttl": 1,
"packets_sent": 10,
"packets_lost": 10,
"nodes": [
{
"asn": "",
"ip": "",
"name": "NO RESPONSE",
"packet_count": 0,
"mean_rtt_ms": 0,
"std_dev_rtt_ms": 0,
"min_rtt_ms": 0,
"max_rtt_ms": 0
}
]
},
{
"packets_ttl": 2,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "103.22.201.37",
"name": "103.22.201.37",
"packet_count": 10,
"mean_rtt_ms": 18.5475,
"std_dev_rtt_ms": 5.805427427081585,
"min_rtt_ms": 10.679,
"max_rtt_ms": 24.214
}
]
},
{
"packets_ttl": 3,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "142.250.160.170",
"name": "142.250.160.170",
"packet_count": 10,
"mean_rtt_ms": 0.5307999999999999,
"std_dev_rtt_ms": 0.03322248234755092,
"min_rtt_ms": 0.5,
"max_rtt_ms": 0.591
}
]
},
{
"packets_ttl": 4,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "74.125.37.209",
"name": "74.125.37.209",
"packet_count": 10,
"mean_rtt_ms": 2.4455,
"std_dev_rtt_ms": 0.15879354171026253,
"min_rtt_ms": 2.205,
"max_rtt_ms": 2.638
}
]
},
{
"packets_ttl": 5,
"packets_sent": 10,
"packets_lost": 0,
"nodes": [
{
"asn": "",
"ip": "142.251.60.197",
"name": "142.251.60.197",
"packet_count": 10,
"mean_rtt_ms": 0.5263,
"std_dev_rtt_ms": 0.02790877998050076,
"min_rtt_ms": 0.489,
"max_rtt_ms": 0.576
}
]
}
]
}
]
}
],
"success": true,
"errors": [],
"messages": []
}
CLI ライクに実行
curl 実行だと少し見にくいので、jacobbednarz/cf-traceroute をダウンロードして使います。
export EMAIL='YOUR_EMAIL'
export APIKEY='YOUR_APIKEY'
export ACCOUNT_ID='YOUR_ACCOUNT_ID'
./cf-traceroute \
-email=$EMAIL \
-api-key=$APIKEY \
-account-id=$ACCOUNT_ID \
-targets "google.co.jp" \
-colos "nrt01,kix01"
result.txt
google.co.jp
KIX01
1 _gateway (162.158.5.1 - ) 1.55ms
2 162.158.4.4 (162.158.4.4 - ) 0.97ms
3 142.250.47.156 (142.250.47.156 - ) 1.10ms
4 142.250.229.5 (142.250.229.5 - ) 0.24ms
5 64.233.175.247 (64.233.175.247 - ) 1.34ms
NRT01
1 NO RESPONSE ( - ) 0.00ms
2 103.22.201.37 (103.22.201.37 - ) 1.20ms
3 142.250.160.170 (142.250.160.170 - ) 0.58ms
4 108.170.226.179 (108.170.226.179 - ) 0.60ms
5 142.251.60.193 (142.251.60.193 - ) 0.56ms
他の便利ツール
一般的に世界中から同様の確認をしたい場合は、以下のようなツールも便利です。
- Ping, mtr, dig and TCP port check from multiple locations
- MTR.sh Looking Glass
- Test Your Website Speed From Around The World | PingBear