RPKI Lookup

Route Origin Authorization Search

Enter an AS number or IP prefix to find Route Origin Authorizations

795,413 ROAs and 3,290 ASPAs from 5 trust anchors. Last updated: 08:31, Feb 6, 2026 UTC

ROAs for AS21887

100 ROAs
ASN Prefix Max Length Trust Anchor Expires
AS21887 185.239.68.0/22 /24 RIPE 2026-02-07
AS21887 212.50.224.0/19 /24 RIPE 2026-02-07
AS21887 178.157.48.0/20 /24 RIPE 2026-02-07
AS21887 65.49.192.0/19 /24 ARIN 2026-02-07
AS21887 74.120.168.0/21 /24 ARIN 2026-02-07
AS21887 65.49.144.0/23 /24 ARIN 2026-02-07
AS21887 64.64.224.0/19 /24 ARIN 2026-02-07
AS21887 184.170.208.0/20 /24 ARIN 2026-02-07
AS21887 66.112.208.0/20 /24 ARIN 2026-02-07
AS21887 65.49.224.0/20 /24 ARIN 2026-02-07
AS21887 176.122.128.0/18 /24 ARIN 2026-02-07
AS21887 162.219.120.0/21 /24 ARIN 2026-02-07
AS21887 67.218.128.0/19 /24 ARIN 2026-02-07
AS21887 46.254.88.0/22 /24 ARIN 2026-02-07
AS21887 104.36.64.0/21 /24 ARIN 2026-02-07
AS21887 97.64.16.0/20 /24 ARIN 2026-02-07
AS21887 93.179.124.0/22 /24 ARIN 2026-02-07
AS21887 107.182.176.0/20 /24 ARIN 2026-02-07
AS21887 199.193.124.0/22 /24 ARIN 2026-02-07
AS21887 104.245.188.0/22 /24 ARIN 2026-02-07
AS21887 138.128.192.0/19 /24 ARIN 2026-02-07
AS21887 45.78.64.0/20 /24 ARIN 2026-02-07
AS21887 65.49.130.0/23 /24 ARIN 2026-02-07
AS21887 198.181.32.0/20 /24 ARIN 2026-02-07
AS21887 80.251.208.0/20 /24 ARIN 2026-02-07
AS21887 43.243.84.0/22 /24 ARIN 2026-02-07
AS21887 104.153.96.0/21 /24 ARIN 2026-02-07
AS21887 204.124.180.0/22 /24 ARIN 2026-02-07
AS21887 142.0.32.0/20 /24 ARIN 2026-02-07
AS21887 162.244.240.0/22 /24 ARIN 2026-02-07
AS21887 198.35.44.0/22 /24 ARIN 2026-02-07
AS21887 192.69.88.0/21 /24 ARIN 2026-02-07
AS21887 104.36.184.0/22 /24 ARIN 2026-02-07
AS21887 173.242.112.0/20 /24 ARIN 2026-02-07
AS21887 198.181.56.0/22 /24 ARIN 2026-02-07
AS21887 45.78.0.0/18 /24 ARIN 2026-02-07
AS21887 104.244.88.0/21 /24 ARIN 2026-02-07
AS21887 185.199.240.0/22 /24 ARIN 2026-02-07
AS21887 67.209.176.0/20 /24 ARIN 2026-02-07
AS21887 104.224.128.0/18 /24 ARIN 2026-02-07
AS21887 162.211.220.0/22 /24 ARIN 2026-02-07
AS21887 192.243.112.0/20 /24 ARIN 2026-02-07
AS21887 94.103.4.0/22 /24 ARIN 2026-02-07
AS21887 104.243.16.0/20 /24 ARIN 2026-02-07
AS21887 23.252.96.0/20 /24 ARIN 2026-02-07
AS21887 23.105.192.0/19 /24 ARIN 2026-02-07
AS21887 104.194.64.0/19 /24 ARIN 2026-02-07
AS21887 199.180.112.0/21 /24 ARIN 2026-02-07
AS21887 104.225.232.0/21 /24 ARIN 2026-02-07
AS21887 104.255.64.0/21 /24 ARIN 2026-02-07
AS21887 67.230.160.0/19 /24 ARIN 2026-02-07
AS21887 185.205.180.0/22 /24 ARIN 2026-02-07
AS21887 69.171.64.0/20 /24 ARIN 2026-02-07
AS21887 104.160.32.0/20 /24 ARIN 2026-02-07
AS21887 107.182.16.0/20 /24 ARIN 2026-02-07
AS21887 65.49.150.0/23 /24 ARIN 2026-02-07
AS21887 172.96.16.0/22 /24 ARIN 2026-02-07
AS21887 74.82.192.0/19 /24 ARIN 2026-02-07
AS21887 104.129.184.0/22 /24 ARIN 2026-02-07
AS21887 162.248.72.0/21 /24 ARIN 2026-02-07
AS21887 104.193.8.0/22 /24 ARIN 2026-02-07
AS21887 185.212.56.0/22 /24 ARIN 2026-02-07
AS21887 93.179.96.0/21 /24 ARIN 2026-02-07
AS21887 199.168.136.0/21 /24 ARIN 2026-02-07
AS21887 172.93.32.0/20 /24 ARIN 2026-02-07
AS21887 199.115.228.0/22 /24 ARIN 2026-02-07
AS21887 150.242.88.0/22 /24 ARIN 2026-02-07
AS21887 97.64.104.0/21 /24 ARIN 2026-02-07
AS21887 104.245.96.0/21 /24 ARIN 2026-02-07
AS21887 97.64.120.0/21 /24 ARIN 2026-02-07
AS21887 172.96.192.0/18 /24 ARIN 2026-02-07
AS21887 68.168.128.0/20 /24 ARIN 2026-02-07
AS21887 95.181.188.0/22 /24 ARIN 2026-02-07
AS21887 66.98.112.0/20 /24 ARIN 2026-02-07
AS21887 74.121.148.0/22 /24 ARIN 2026-02-07
AS21887 74.211.96.0/19 /24 ARIN 2026-02-07
AS21887 95.169.0.0/19 /24 ARIN 2026-02-07
AS21887 216.24.176.0/20 /24 ARIN 2026-02-07
AS21887 206.190.232.0/21 /24 ARIN 2026-02-07
AS21887 67.216.192.0/19 /24 ARIN 2026-02-07
AS21887 185.180.16.0/22 /24 ARIN 2026-02-07
AS21887 104.128.80.0/20 /24 ARIN 2026-02-07
AS21887 89.208.240.0/20 /24 ARIN 2026-02-07
AS21887 97.64.32.0/20 /24 ARIN 2026-02-07
AS21887 93.179.112.0/21 /24 ARIN 2026-02-07
AS21887 98.142.128.0/20 /24 ARIN 2026-02-07
AS21887 144.168.56.0/21 /24 ARIN 2026-02-07
AS21887 162.213.24.0/21 /24 ARIN 2026-02-07
AS21887 97.64.80.0/22 /24 ARIN 2026-02-07
AS21887 74.118.192.0/22 /24 ARIN 2026-02-07
AS21887 65.49.132.0/22 /24 ARIN 2026-02-07
AS21887 162.211.224.0/21 /24 ARIN 2026-02-07
AS21887 104.225.144.0/20 /24 ARIN 2026-02-07
AS21887 199.19.104.0/21 /24 ARIN 2026-02-07
AS21887 104.245.40.0/21 /24 ARIN 2026-02-07
AS21887 45.62.96.0/19 /24 ARIN 2026-02-07
AS21887 144.34.128.0/17 /24 ARIN 2026-02-07
AS21887 96.45.176.0/20 /24 ARIN 2026-02-07
AS21887 95.163.192.0/20 /24 ARIN 2026-02-07
AS21887 174.137.48.0/20 /24 ARIN 2026-02-07

Results limited to 100. Use the API for complete data.

24-Hour Activity

View Dashboard →
+691
Added
-361
Removed
1,052
Total Changes

See which ASNs are making the most changes →

API Access

JSON API

Access RPKI data programmatically. Current snapshots are free; historical data requires an Organization tier API key.

Route Validation (RFC 6811)

GET /any53/rpki/api/validate/?prefix=193.0.0.0/21&asn=3333
curl -sS "https://www.any53.com/any53/rpki/api/validate/?prefix=193.0.0.0/21&asn=3333" | jq .
{
  "prefix": "193.0.0.0/21",
  "asn": 3333,
  "status": "valid",
  "message": "Route is covered by a valid ROA",
  "matching_roa": {
    "asn": 3333,
    "prefix": "193.0.0.0/21",
    "max_length": 21,
    "trust_anchor": "ripe"
  }
}

List ROAs by ASN

GET /any53/rpki/api/roas/?asn=3333
curl -sS "https://www.any53.com/any53/rpki/api/roas/?asn=3333" | jq .

Covering/Contained Prefixes

GET /any53/rpki/api/roas/covering/193.0.0.0/24/
# Less-specific (covering) ROAs
curl -sS "https://www.any53.com/any53/rpki/api/roas/covering/193.0.0.0/24/" | jq .

# More-specific (contained) ROAs
curl -sS "https://www.any53.com/any53/rpki/api/roas/contained/193.0.0.0/16/" | jq .

ROA Change History

Track when ROAs were added, removed, or modified. Requires Organization tier.

GET /any53/rpki/api/history/?asn=3333&since=2026-01-01
curl -H "X-API-Key: ${YOUR_API_KEY}" \
  "https://www.any53.com/any53/rpki/api/history/?asn=3333&since=2026-01-01" | jq .
{
  "count": 3,
  "history": [
    {
      "timestamp": "2026-01-15T08:30:00Z",
      "change_type": "added",
      "asn": 3333,
      "prefix": "193.0.10.0/24",
      "max_length": 24,
      "trust_anchor": "ripe"
    },
    {
      "timestamp": "2026-01-10T14:15:00Z",
      "change_type": "modified",
      "asn": 3333,
      "prefix": "193.0.0.0/21",
      "max_length": 21,
      "expires": "2026-06-01T00:00:00Z",
      "old_expires": "2026-03-01T00:00:00Z"
    }
  ]
}

Endpoints

Endpoint Description Tier
GET /rpki/api/validate/ RFC 6811 route validation Free
GET /rpki/api/roas/ List ROAs (filter by ASN, prefix, TA) Free
GET /rpki/api/roas/covering/{prefix}/ Find less-specific ROAs Free
GET /rpki/api/roas/contained/{prefix}/ Find more-specific ROAs Free
GET /rpki/api/aspas/ List ASPAs (filter by customer, provider) Free
GET /rpki/api/snapshots/ List recent import snapshots Free
GET /rpki/api/history/ ROA change history (when did X happen?) Organization

Rate Limits

Tier Rate Limit Features
Anonymous 100/hour Current snapshot only
Verified 600/hour Current snapshot only
Organization 6000/hour Historical data, change tracking

Generate API Key

Get a free API key to start making requests. Provide an email to upgrade to the verified tier (600 requests/hour).

About RPKI

Resource Public Key Infrastructure (RPKI) enables network operators to cryptographically attest to the IP prefixes they are authorized to originate.

A Route Origin Authorization (ROA) binds an IP prefix to an AS number, allowing routers to validate BGP announcements and reject hijacks.

Trust Anchor Coverage

Data sourced from the five Regional Internet Registry trust anchors.

Trust Anchor ROAs
RIPE NCC 325,651
ARIN 235,205
APNIC 168,022
LACNIC 40,813
AFRINIC 25,722