Autonomous System details

AS30900

Sternforth Ltd. trading as WebWorld  ·  webworld.ie

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AS30900 – Sternforth Ltd. trading as WebWorld

Field Value
Country Ireland
Website webworld.ie
Hosted domains 11,469
IPv4 addresses 15,360
IPv6 addresses 79,229,371,440,083,952,629,200,000,000
ASN type Hosting
Registry ripe
Allocated 22 years ago on Jan 08, 2004
Updated 6 months ago on Nov 05, 2025
Netblock Company Num of IPs
217.115.112.0/20 Sternforth Ltd. trading as WebWorld 4,096
83.138.8.0/21 Sternforth Ltd. trading as WebWorld 2,048
185.108.128.0/22 Sternforth Ltd. trading as WebWorld 1,024
185.152.4.0/22 Professional Granite Consulting Ltd 1,024
185.176.128.0/22 Synthetel Corporation 1,024
77.47.213.0/24 User Association of Ukrainian Research and Academic Network URAN 256
82.21.218.0/24 Private Customer 256
82.21.248.0/24 Private Customer 256
82.22.214.0/24 Private Customer 256
82.22.223.0/24 Private Customer 256
82.22.248.0/24 Private Customer 256
82.23.202.0/24 Private Customer 256
82.23.225.0/24 Private Customer 256
82.23.238.0/24 Private Customer 256
82.24.221.0/24 Private Customer 256
82.24.237.0/24 Private Customer 256
82.24.248.0/24 Private Customer 256
82.25.213.0/24 Private Customer 256
82.25.215.0/24 Private Customer 256
82.25.235.0/24 Private Customer 256
82.25.248.0/24 Private Customer 256
82.26.248.0/24 Private Customer 256
82.26.249.0/24 Private Customer 256
82.27.249.0/24 Private Customer 256
82.29.214.0/24 Private Customer 256
82.29.235.0/24 Private Customer 256
82.29.247.0/24 Private Customer 256
82.29.248.0/24 Private Customer 256
83.138.15.0/24 Sternforth Limited t/a Web World 256
195.178.151.0/24 User Association of Ukrainian Research and Academic Network URAN 256

Netblock Company
2a01:6280::/32 Sternforth Ltd. trading as WebWorld
2a11:840:27::/48 BrainStorm Network, Inc
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WHOIS Details


                                                ASHandle:       AS30900
                                                OrgID:          AS30900
                                                ASName:         AS30900
                                                ASNumber:       AS30900
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 11,469 domain names hosted across 550 IP addresses on this ASN.

IP Address Domain Domains on this IP
185.108.130.131 ██████████ 365
217.115.115.198 ██████████ 344
83.138.8.80 ██████████ 305
217.115.119.179 ██████████ 297
83.138.8.118 ██████████ 295
217.115.112.33 ██████████ 286
185.108.130.133 ██████████ 267
217.115.119.176 ██████████ 248
83.138.8.106 ██████████ 243
217.115.113.22 ██████████ 224

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Useful for Cybersecurity

Peers

There are 14 peers for this ASN.

Peers Name
AS12969 Vodafone Iceland
AS13237 euNetworks GmbH
AS212895 Johannes Ernst
AS31122 Digiweb ltd
AS3303 Swisscom (Switzerland) Ltd
AS36236 NetActuate, Inc
AS39120 Convergenze S.p.A.
AS39122 Blacknight Internet Solutions Limited
AS4455 IX Reach Ltd
AS56911 Warian S.R.L.
AS6204 INTERKVM HOST SRL
AS6830 Liberty Global Europe Holding B.V.
AS6939 Hurricane Electric LLC
AS9002 RETN Limited
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Upstreams

There are 2 upstreams for this ASN.

upstreams Name
AS6830 Liberty Global Europe Holding B.V.
AS6939 Hurricane Electric LLC
Get this data and more insights on related domains, allocation dates, registry names, IP counts with IPinfo's IP-to-ASN product.

Downstreams

There is 1 peer for this ASN.

Downstreams Name
AS212895 Johannes Ernst
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Pingable IPs

54 IPs in this ASN replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
82.25.235.1 AS30900 Sternforth Ltd. trading as WebWorld 0.57ms from Dublin, IE
2a11:840:27:1b::99aa:4e9d AS30900 Sternforth Ltd. trading as WebWorld 0.01ms from Dublin, IE
82.22.248.1 AS30900 Sternforth Ltd. trading as WebWorld 0.59ms from Dublin, IE
82.21.218.1 AS30900 Sternforth Ltd. trading as WebWorld 0.56ms from Dublin, IE
82.23.225.2 AS30900 Sternforth Ltd. trading as WebWorld 0.25ms from Dublin, IE
82.25.248.42 AS30900 Sternforth Ltd. trading as WebWorld 0.23ms from Dublin, IE
82.21.248.1 AS30900 Sternforth Ltd. trading as WebWorld 0.59ms from Dublin, IE
217.115.116.132 AS30900 Sternforth Ltd. trading as WebWorld 0.21ms from Dublin, IE
82.29.214.1 AS30900 Sternforth Ltd. trading as WebWorld 0.65ms from Dublin, IE
82.29.248.1 AS30900 Sternforth Ltd. trading as WebWorld 0.69ms from Dublin, IE
217.115.120.134 AS30900 Sternforth Ltd. trading as WebWorld 0.20ms from Dublin, IE
185.176.129.25 AS30900 Sternforth Ltd. trading as WebWorld 0.59ms from Dublin, IE
217.115.122.45 AS30900 Sternforth Ltd. trading as WebWorld 0.29ms from Dublin, IE
83.138.8.137 AS30900 Sternforth Ltd. trading as WebWorld 0.28ms from Dublin, IE
83.138.11.41 AS30900 Sternforth Ltd. trading as WebWorld 0.40ms from Dublin, IE
83.138.10.67 AS30900 Sternforth Ltd. trading as WebWorld 0.23ms from Dublin, IE
82.22.223.1 AS30900 Sternforth Ltd. trading as WebWorld 0.63ms from Dublin, IE
217.115.112.10 AS30900 Sternforth Ltd. trading as WebWorld 0.23ms from Dublin, IE
82.25.213.1 AS30900 Sternforth Ltd. trading as WebWorld 0.60ms from Dublin, IE
82.26.248.243 AS30900 Sternforth Ltd. trading as WebWorld 0.23ms from Dublin, IE
83.138.9.1 AS30900 Sternforth Ltd. trading as WebWorld 0.64ms from Dublin, IE
217.115.115.244 AS30900 Sternforth Ltd. trading as WebWorld 0.19ms from Dublin, IE
217.115.127.150 AS30900 Sternforth Ltd. trading as WebWorld 0.27ms from Dublin, IE
185.108.128.11 AS30900 Sternforth Ltd. trading as WebWorld 0.21ms from Dublin, IE
217.115.113.16 AS30900 Sternforth Ltd. trading as WebWorld 0.21ms from Dublin, IE

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
154.250.100.36 AS36947 Telecom Algeria 12.60ms from Algiers, DZ
73.172.163.212 AS7922 Comcast Cable Communications, LLC 4.53ms from Ashburn, US
103.5.78.4 AS132028 Aspire Systems India Private Ltd 1.16ms from Chennai, IN
67.228.98.132 AS36351 IBM Cloud 1.16ms from Dallas, US
115.29.236.100 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 4.75ms from Hangzhou, CN
1.25.176.228 AS4837 CHINA UNICOM China169 Backbone 15.38ms from Hohhot, CN
14.36.41.84 AS4766 Korea Telecom 1.32ms from Incheon, KR
43.217.36.84 AS16509 Amazon.com, Inc. 0.93ms from Kuala Lumpur, MY
87.218.63.132 AS12479 Orange Espagne SA 13.21ms from Madrid, ES
71.187.52.20 AS701 Verizon Business 2.70ms from New York City, US
3.92.156.4 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
2.88.114.116 AS25019 Saudi Telecom Company JSC 1.77ms from Riyadh, SA
117.213.107.68 AS9829 National Internet Backbone 13.77ms from Saint Thomas Mount, IN
13.86.238.68 AS8075 Microsoft Corporation 0.63ms from San Jose, US
172.252.18.68 AS18779 EGIHosting 0.13ms from Santa Clara, US
57.155.123.20 AS8075 Microsoft Corporation 0.45ms from Singapore, SG
84.242.136.228 AS8717 A1 Bulgaria EAD 0.25ms from Sofia, BG
115.50.172.228 AS4837 CHINA UNICOM China169 Backbone 2.93ms from Zhengzhou, CN
86.99.47.228 AS5384 Emirates Internet 3.77ms from Al Fujairah City, AE
2.87.57.244 AS6799 Ote SA (Hellenic Telecommunications Organisation) 1.23ms from Athens, GR
67.163.19.196 AS7922 Comcast Cable Communications, LLC 5.47ms from Chicago, US
67.10.242.116 AS11427 Charter Communications Inc 4.62ms from Dallas, US
175.178.166.196 AS45090 Shenzhen Tencent Computer Systems Company Limited 2.14ms from Guangzhou, CN
39.99.122.180 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.97ms from Hohhot, CN
169.40.195.36 AS48300 Pipe Networks LLC 0.13ms from Kerkrade, NL

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this ASN. Learn more.

$
traceroute -a -n -q1 83.138.11.41
traceroute to 83.138.11.41 (83.138.11.41): 64 hops max, 52 byte packets
1 [AS30900] 185.108.129.1 13.804 ms
2 [AS30900] 83.138.11.41 0.472 ms
Measurement taken from IPinfo ProbeNet in Dublin, IE
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS30900 at robtex.

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