ASN Lookup Tool
AS203898 Cloudflare Inc

An Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.

ASN Lookup for:

AS203898

Powered By:

ASN Extended Info API

ASN Details JSON View

ASN Details

ASN

AS203898

Organisation

Cloudflare Inc

AS Name

CLOUDFLARENET-UK

IPv4 Addresses Announced

256

IPv4 Prefixes Announced

Bogon Prefixes Announced

IPv4 Space Rank

#68,367 out of 75,025

Registry

RIPE

Registered Country

Registration Date

2015-10-08

Registration Change

2019-06-20

Receiving From

ASN

Organisation

ASN

AS61231

Organisation

SSE PLC

ASN

AS16247

Organisation

M247 Ltd

Active Prefixes

Prefix

Range From

Range To

Prefix

185.122.0.0/24

Range From

185.122.0.0

Range To

185.122.0.255

1

{
2

"asn": "AS203898",
3

"asnNumeric": 203898,
4

"organisation": "Cloudflare Inc",
5

"name": "CLOUDFLARENET-UK",
6

"registry": "RIPE",
7

"registeredCountry": "US",
8

"registeredCountryName": "United States of America",
9

"registrationDate": "2015-10-08",
10

"registrationLastChange": "2019-06-20",
11

"totalIpv4Addresses": 256,
12

"totalIpv4Prefixes": 1,
13

"totalIpv4BogonPrefixes": 0,
14

"rank": 68367,
15

"rankText": "#68,367 out of 75,025",
16

"receivingFrom": [...]
- 17
  
  {...}
  - 18
    
    "asn": "AS61231",
  - 19
    
    "asnNumeric": 61231,
  - 20
    
    "organisation": "SSE PLC",
  - 21
    
    "name": "SSE-TELECOMS",
  - 22
    
    "registry": "RIPE",
  - 23
    
    "registeredCountry": "GB",
  - 24
    
    "registeredCountryName": "United Kingdom",
  - 25
    
    "totalIpv4Addresses": 33280,
  - 26
    
    "rank": 4957
  - 27
    
    },
- 28
  
  {...}
  - 29
    
    "asn": "AS16247",
  - 30
    
    "asnNumeric": 16247,
  - 31
    
    "organisation": "M247 Ltd",
  - 32
    
    "name": "M247-UK",
  - 33
    
    "registry": "RIPE",
  - 34
    
    "registeredCountry": "GB",
  - 35
    
    "registeredCountryName": "United Kingdom",
  - 36
    
    "totalIpv4Addresses": 9472,
  - 37
    
    "rank": 9576
  - 38
    
    }
- 39
  
  ],
40

"confidenceArea": [...]
- 41
  
  {...}
  - 42
    
    "latitude": 51.51,
  - 43
    
    "longitude": 0.30168512
  - 44
    
    },
- 45
  
  {...}
  - 46
    
    "latitude": 51.461227,
  - 47
    
    "longitude": 0.29396683
  - 48
    
    },
- 49
  
  {...}
  - 50
    
    "latitude": 51.414326,
  - 51
    
    "longitude": 0.27110866
  - 52
    
    },
- 53
  
  {...}
  - 54
    
    "latitude": 51.371105,
  - 55
    
    "longitude": 0.23398896
  - 56
    
    },
- 57
  
  {...}
  - 58
    
    "latitude": 51.33322,
  - 59
    
    "longitude": 0.18403426
  - 60
    
    },
- 61
  
  {...}
  - 62
    
    "latitude": 51.30213,
  - 63
    
    "longitude": 0.12316429
  - 64
    
    },
- 65
  
  {...}
  - 66
    
    "latitude": 51.27903,
  - 67
    
    "longitude": 0.053718235
  - 68
    
    },
- 69
  
  {...}
  - 70
    
    "latitude": 51.2648,
  - 71
    
    "longitude": -0.021635124
  - 72
    
    },
- 73
  
  {...}
  - 74
    
    "latitude": 51.26,
  - 75
    
    "longitude": -0.1
  - 76
    
    },
- 77
  
  {...}
  - 78
    
    "latitude": 51.2648,
  - 79
    
    "longitude": -0.17836487
  - 80
    
    },
- 81
  
  {...}
  - 82
    
    "latitude": 51.27903,
  - 83
    
    "longitude": -0.25371823
  - 84
    
    },
- 85
  
  {...}
  - 86
    
    "latitude": 51.30213,
  - 87
    
    "longitude": -0.32316428
  - 88
    
    },
- 89
  
  {...}
  - 90
    
    "latitude": 51.33322,
  - 91
    
    "longitude": -0.38403428
  - 92
    
    },
- 93
  
  {...}
  - 94
    
    "latitude": 51.371105,
  - 95
    
    "longitude": -0.43398896
  - 96
    
    },
- 97
  
  {...}
  - 98
    
    "latitude": 51.414326,
  - 99
    
    "longitude": -0.47110865
  - 100
    
    },
- 101
  
  {...}
  - 102
    
    "latitude": 51.461227,
  - 103
    
    "longitude": -0.49396685
  - 104
    
    },
- 105
  
  {...}
  - 106
    
    "latitude": 51.51,
  - 107
    
    "longitude": -0.50168514
  - 108
    
    },
- 109
  
  {...}
  - 110
    
    "latitude": 51.55877,
  - 111
    
    "longitude": -0.49396685
  - 112
    
    },
- 113
  
  {...}
  - 114
    
    "latitude": 51.60567,
  - 115
    
    "longitude": -0.47110865
  - 116
    
    },
- 117
  
  {...}
  - 118
    
    "latitude": 51.64889,
  - 119
    
    "longitude": -0.43398896
  - 120
    
    },
- 121
  
  {...}
  - 122
    
    "latitude": 51.686775,
  - 123
    
    "longitude": -0.38403428
  - 124
    
    },
- 125
  
  {...}
  - 126
    
    "latitude": 51.717865,
  - 127
    
    "longitude": -0.32316428
  - 128
    
    },
- 129
  
  {...}
  - 130
    
    "latitude": 51.740967,
  - 131
    
    "longitude": -0.25371823
  - 132
    
    },
- 133
  
  {...}
  - 134
    
    "latitude": 51.755196,
  - 135
    
    "longitude": -0.17836487
  - 136
    
    },
- 137
  
  {...}
  - 138
    
    "latitude": 51.76,
  - 139
    
    "longitude": -0.1
  - 140
    
    },
- 141
  
  {...}
  - 142
    
    "latitude": 51.755196,
  - 143
    
    "longitude": -0.021635124
  - 144
    
    },
- 145
  
  {...}
  - 146
    
    "latitude": 51.740967,
  - 147
    
    "longitude": 0.053718235
  - 148
    
    },
- 149
  
  {...}
  - 150
    
    "latitude": 51.717865,
  - 151
    
    "longitude": 0.12316429
  - 152
    
    },
- 153
  
  {...}
  - 154
    
    "latitude": 51.686775,
  - 155
    
    "longitude": 0.18403426
  - 156
    
    },
- 157
  
  {...}
  - 158
    
    "latitude": 51.64889,
  - 159
    
    "longitude": 0.23398896
  - 160
    
    },
- 161
  
  {...}
  - 162
    
    "latitude": 51.60567,
  - 163
    
    "longitude": 0.27110866
  - 164
    
    },
- 165
  
  {...}
  - 166
    
    "latitude": 51.55877,
  - 167
    
    "longitude": 0.29396683
  - 168
    
    },
- 169
  
  {...}
  - 170
    
    "latitude": 51.51,
  - 171
    
    "longitude": 0.30168512
  - 172
    
    },
- 173
  
  {...}
  - 174
    
    "latitude": 51.51,
  - 175
    
    "longitude": 0.30168512
  - 176
    
    }
- 177
  
  ]
178

}

ASN Lookup Tool
AS203898 Cloudflare Inc

AS203898

ASN Details

Receiving From

Active Prefixes

Products

Tools

Real-time Insights Reports

Developers

Company

ASN Lookup Tool AS203898 Cloudflare Inc

AS203898

ASN Details

Receiving From

Active Prefixes

ASN Lookup Tool
AS203898 Cloudflare Inc