About 74.0.144.1
Looked-up address
74.0.144.1
- Location
- 🇺🇸 Chicago, Illinois, United States
- ISP · ASN
- GTT-BACKBONE GTT AS3257
- Type
- Unclassified network
- Hostname
- —
- Time zone
- America/Chicago 20:09
- Coordinates
- 41.8781, -87.6298
- Prefix
- 74.0.144.0/22
- IP version
- IPv4
- Region
- Illinois
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS3257
- Network name
- GTT-BACKBONE GTT
- Prefix
- 74.0.144.0/22
- Network type
- Unclassified
Native IP
Native IP: ARIN allocated this block to United States (US) and it is geolocated in United States (US) — the same country. The address is used where it was allocated, which is what a local residential or business line looks like.
Registry country: 🇺🇸 United StatesGeolocation: 🇺🇸 United States
BGP routing
- Origin ASN
- AS3257
- Announced prefix
- 74.0.144.0/22
- RPKI
- Valid
- Visibility (RIS peers)
- 99%
- First seen
- 2026-09-01
- Abuse contact
- abuse@rcn.com
Data: RIPE NCC RIPEstat
Allocation (RDAP)
- Registry
- whois.arin.net
- Name
- RCN-GTT NET-74-0-144-0-2
- Range
- 74.0.144.0 – 74.0.147.255 74.0.144.0/22
- Allocation type
- ALLOCATION
- Last changed
- 2026-09-25
- Registration
- 2026-09-25
- registrant
- RCN
- administrative
- Peter Jacoby peter.jacoby@astound.com
- abuse
- RCN Abuse Department abuse@rcn.com
- technical
- RCN Corporation noc@rcn.com
Purity score 97/100
0–100, higher is cleaner. Built from hosting, Tor, blocklists, ASN type, abuse contact, prefix visibility and rDNS consistency.
- No reverse DNS (-3)
- Datacenter / hosting rangeNo
- Tor exit nodeNo
- Known VPN / proxy providerNo
- Spamhaus DROPNo
- Blacklists0 / 8
DNS blocklists 0 / 8
| List | Status | Reason |
|---|---|---|
| Spamhaus ZEN zen.spamhaus.org | Not listed | |
| SpamCop bl.spamcop.net | Not listed | |
| Barracuda b.barracudacentral.org | Not listed | |
| SORBS dnsbl.sorbs.net | Not listed | |
| UCEPROTECT L1 dnsbl-1.uceprotect.net | Not listed | |
| PSBL psbl.surriel.com | Not listed | |
| s5h.net all.s5h.net | Not listed | |
| DroneBL dnsbl.dronebl.org | Not listed |
- PTR recordnoneThe PTR record the address owner published for it.
- Forward-confirmedVerify →Forward-confirmed: the hostname resolves back to this address.
- Reverse zone name1.144.0.74.in-addr.arpa
- Decimal
- 1241550849
- Hex
- 0x4A009001
- Binary
- 01001010.00000000.10010000.00000001
- Octal
- 0112.00.0220.01
- Arpa
- 1.144.0.74.in-addr.arpa
- Mapped
- ::ffff:74.0.144.1
JSON
{
"ip": "74.0.144.1",
"version": 4,
"classification": "unknown",
"flags": [],
"geo": {
"country_code": "US",
"country": "United States",
"region": "Illinois",
"city": "Chicago",
"lat": 41.8781,
"lon": -87.6298,
"timezone": "America/Chicago"
},
"asn": {
"asn": 3257,
"name": "GTT-BACKBONE GTT",
"prefix": "74.0.144.0/22"
},
"rdns": null
}This page is generated from public network data and refreshed as the datasets update.
Neighbouring addresses
Adjacent addresses in the same range.
Nearby ranges
74.0.132.0/22 TNGNET74.0.136.0/21 TWC-12271-NYC74.0.148.0/22 COGENT-17474.0.152.0/21 GTT-BACKBONE GTT