2a05:dfc3:fe13::

Fremont · United States · Robert Weir

Hosting

Registration lookup IPv6 address formats

Autonomous system: AS213576
Country: US
Legacy classification score: Not a probability

IP address summary

IP address: 2a05:dfc3:fe13::
ASN: AS213576
Network operator: Robert Weir
ISP: Robert Weir
Containing network profile: 2a05:dfc3::/32
Operator category: Hosting

The containing profile is the nearest published aggregate. It is not a registry allocation or BGP ownership record.

Public ASN reference

Reference ASN: AS213576
Source label: ERTIUS-NET Robert Weir
Reference interval: 2a05:dfc3:fe13:: to 2a05:dfc3:fe13:ffff:ffff:ffff:ffff:ffff
Collected: 2026-11-02

IPtoASN maps this address interval to AS213576. An interval is not necessarily a BGP prefix or registered allocation. It does not establish geolocation or ownership.

IPtoASN source Reference methodology

IP geolocation

World map with country boundaries — Approximate network location; not a device positionNatural Earth map data

Country: United States
City: Fremont
Region: California
Postal code: Not supplied
Timezone: America/Los_Angeles
Local time: 2026-11-08 20:11:13
Approximate coordinates: 37.563, -121.997

Network-level coordinates do not identify a precise user or device location. How geolocation works

VPN, proxy and network signals

VPNNot listed

ProxyNot listed

TorNot classified

HostingClassified

MobileNot classified

Legacy classification score: 0

This response predates the evidence-based model.

Read exact field definitions

ASN and network operator

AS213576 profile

Organization: Robert Weir
ASN domain: ertius.net
Operator type: Hosting

The ASN organization can differ from the organization using an individual address.

Network registration

Matching record range: 2a05:dfc3:fe13::/48
Registered network name: ERTIUS-FMT
Registered network block: 2a05:dfc3:fe13::/48
Registration source: RIPENCC WHOIS
Company: ERTIUS-FMT
Usage type: hosting
Company website: ertius.org

Registration and company fields describe this source record. They can differ from the ASN operator and from live routing announcements.

Abuse contact

Contact name: Abuse contact role object
Published contact network: 2a05:dfc3:fe13::/48
Abuse email: abuse@ertius.net
Postal address: Unit 148084, PO Box 7169, Poole, BH15 9EL
Contact country: United Kingdom

This contact is attached to the network record. Include the source IP, UTC timestamps and relevant logs when reporting abuse.

Actual API response

Open JSON

2a05:dfc3:fe13:: · live response

{
  "ip": "2a05:dfc3:fe13::",
  "isp": {
    "asn": "AS213576",
    "org": "Robert Weir",
    "isp": "Robert Weir"
  },
  "location": {
    "country": "United States",
    "country_code": "US",
    "city": "Fremont",
    "state": "California",
    "zipcode": "",
    "latitude": 37.56252159981334,
    "longitude": -121.99740799087185,
    "timezone": "America/Los_Angeles",
    "localtime": "2026-11-08T20:11:13"
  },
  "risk": {
    "is_mobile": false,
    "is_vpn": false,
    "is_tor": false,
    "is_proxy": false,
    "is_datacenter": true,
    "risk_score": 0
  }
}