About 219.121.128.1
Looked-up address
219.121.128.1
- Location
- 🇯🇵 Chiyoda City, Tokyo, Japan
- ISP · ASN
- KATCH-NET - KATCH NETWORK INC. AS59108
- Type
- Residential
- Hostname
- d-219-121-128-001.ftth.katch.ne.jp
- Time zone
- Asia/Tokyo 01:34
- Coordinates
- 35.6906, 139.7700
- Prefix
- 219.121.128.0/19
- IP version
- IPv4
- Region
- Tokyo
Approximate: city-level geolocation, radius about 25 km.
- ASN
- AS59108
- Network name
- KATCH-NET - KATCH NETWORK INC.
- Prefix
- 219.121.128.0/19
- Network type
- Consumer ISP
Native IP
Native IP: APNIC allocated this block to Japan (JP) and it is geolocated in Japan (JP) — the same country. The address is used where it was allocated, which is what a local residential or business line looks like.
Registry country: 🇯🇵 JapanGeolocation: 🇯🇵 Japan
BGP routing
- Origin ASN
- AS59108
- Announced prefix
- 219.121.128.0/20
- RPKI
- Valid
- Visibility (RIS peers)
- 100%
- First seen
- 2015-03-30
- Abuse contact
- hostmaster@nic.ad.jp
Data: RIPE NCC RIPEstat
Allocation (RDAP)
- Registry
- whois.apnic.net
- Name
- KATCH-NET 219.121.128.0 - 219.121.143.255
- Range
- 219.121.128.0 – 219.121.143.255 219.121.128.0/20
- Country
- 🇯🇵 Japan
- Last changed
- 2025-08-07
- administrative, technical
- Japan Network Information Center hostmaster@nic.ad.jp
- abuse
- IRT-JPNIC-JP hostmaster@nic.ad.jp
KATCH Network Inc.
Purity score 100/100
0–100, higher is cleaner. Built from hosting, Tor, blocklists, ASN type, abuse contact, prefix visibility and rDNS consistency.
- Residential ISP line (0)
- 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 recordd-219-121-128-001.ftth.katch.ne.jpThe PTR record the address owner published for it.
- Forward-confirmedVerify →Forward-confirmed: the hostname resolves back to this address.
- Reverse zone name1.128.121.219.in-addr.arpa
- Decimal
- 3682172929
- Hex
- 0xDB798001
- Binary
- 11011011.01111001.10000000.00000001
- Octal
- 0333.0171.0200.01
- Arpa
- 1.128.121.219.in-addr.arpa
- Mapped
- ::ffff:219.121.128.1
JSON
{
"ip": "219.121.128.1",
"version": 4,
"classification": "residential",
"flags": [],
"geo": {
"country_code": "JP",
"country": "Japan",
"region": "Tokyo",
"city": "Chiyoda City",
"lat": 35.6906,
"lon": 139.77,
"timezone": "Asia/Tokyo"
},
"asn": {
"asn": 59108,
"name": "KATCH-NET - KATCH NETWORK INC.",
"prefix": "219.121.128.0/19"
},
"rdns": "d-219-121-128-001.ftth.katch.ne.jp"
}This page is generated from public network data and refreshed as the datasets update.
Neighbouring addresses
Adjacent addresses in the same range.
Nearby ranges
219.121.0.0/18 ASAHI-NET Asahi Net219.121.64.0/18 XEPHION NTT-ME…219.121.160.0/19 IIJ Internet…219.121.192.0/20 EDION EDION…