No anonymity signals
This IP is not flagged as an attacker, spam source, Tor exit, VPN, proxy, relay, bot, cloud provider or corporate gateway.
Associated location
Hanoi, Vietnam (VN)
Powered byIP Geolocation API
Vietnam
21.02776, 105.83416
Threat score
Powered byIP Security API
Flags detected
This IP is not flagged as an attacker, spam source, Tor exit, VPN, proxy, relay, bot, cloud provider or corporate gateway.
Abuse contact
Powered byIP Abuse Contact API
Autonomous system
FPT Telecom Company
Powered byIP to ASN Database
Associated company
ISP · fpt.vn
Powered byIP to Company Database
Network route
Fixed Broadband
Powered byIP Geolocation API
Time zone
2026-10-21 17:53
Powered byTime Zone API
Asia/Bangkok
UTC7.0
User agent string
Powered byUser Agent API
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
{
"ip" : "1.53.20.39",
"hostname" : "1.53.20.39",
"location" : {
"district" : "Quận Ba Đình",
"city" : "Yen Phu",
"locality" : "Yen Phu",
"zipcode" : "10346",
"latitude" : "21.02776",
"longitude" : "105.83416",
"continent_code" : "AS",
"continent_name" : "Asia",
"country_code2" : "VN",
"country_code3" : "VNM",
"country_name" : "Vietnam",
"country_name_official" : "Socialist Republic of Viet Nam",
"country_capital" : "Hanoi",
"state_prov" : "Hanoi",
"state_code" : "VN-HN",
"accuracy_radius" : "6.147",
"confidence" : "high",
"dma_code" : "",
"is_eu" : false,
"country_flag" : "https://ipgeolocation.io/static/flags/vn_64.png",
"geoname_id" : "10276963",
"country_emoji" : "🇻🇳"
},
"country_metadata" : {
"tld" : ".vn",
"languages" : [ "vi", "en", "fr", "zh", "km" ],
"calling_code" : "+84"
},
"network" : {
"route" : "1.53.20.0/24",
"connection_type" : "Fixed Broadband",
"is_anycast" : false,
"is_cdn" : false,
"cdn_provider_name" : ""
},
"currency" : {
"code" : "VND",
"name" : "Vietnamese Dong",
"symbol" : "₫"
},
"asn" : {
"organization" : "FPT Telecom Company",
"country" : "VN",
"type" : "ISP",
"domain" : "fpt.vn",
"rir" : "APNIC",
"as_number" : "AS18403",
"date_allocated" : "2003-01-03"
},
"company" : {
"name" : "FPT Telecom Company",
"type" : "ISP",
"domain" : "fpt.vn"
},
"security" : {
"threat_score" : 0,
"is_tor" : false,
"is_proxy" : false,
"proxy_provider_names" : [ ],
"proxy_confidence_score" : 0,
"proxy_last_seen" : "",
"is_residential_proxy" : false,
"is_vpn" : false,
"vpn_provider_names" : [ ],
"vpn_confidence_score" : 0,
"vpn_last_seen" : "",
"is_relay" : false,
"relay_provider_name" : "",
"is_anonymous" : false,
"is_known_attacker" : false,
"is_bot" : false,
"bot_confidence_score" : 0,
"bot_operator_name" : "",
"bot_type" : "",
"is_known_good_bot" : false,
"bot_last_seen" : "",
"is_spam" : false,
"is_cloud_provider" : false,
"cloud_provider_name" : "",
"is_corporate_gateway" : false,
"corporate_gateway_type" : "",
"corporate_gateway_provider_name" : ""
},
"abuse" : {
"route" : "1.53.16.0/20",
"country" : "VN",
"name" : "IRT-VNNIC-AP",
"organization" : "",
"kind" : "group",
"address" : "Ha Noi, VietNam",
"emails" : [ "hm-changed@vnnic.vn", " abuse@fpt.net" ],
"phone_numbers" : [ "+842435564944", " +842437821462" ]
},
"time_zone" : {
"name" : "Asia/Bangkok",
"offset" : 7.0,
"offset_with_dst" : 7.0,
"current_time" : "2026-10-21 17:53:47.244+0700",
"current_time_unix" : 1.792580027244E9,
"current_tz_abbreviation" : "ICT",
"current_tz_full_name" : "Indochina Time",
"standard_tz_abbreviation" : "ICT",
"standard_tz_full_name" : "Indochina Time",
"is_dst" : false,
"dst_savings" : 0,
"dst_exists" : false,
"dst_tz_abbreviation" : "",
"dst_tz_full_name" : "",
"dst_start" : { },
"dst_end" : { }
},
"user_agent" : {
"user_agent_string" : "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
"name" : "ClaudeBot",
"type" : "Robot",
"version" : "1.0",
"version_major" : "1",
"device" : {
"name" : "Anthropic ClaudeBot",
"type" : "Robot",
"brand" : "Anthropic",
"cpu" : "Unknown"
},
"engine" : {
"name" : "ClaudeBot",
"type" : "Robot",
"version" : "1.0",
"version_major" : "1"
},
"operating_system" : {
"name" : "Cloud",
"type" : "Cloud",
"version" : "??",
"build" : "??",
"version_major" : "??"
}
}
}
Evaluation Checklist
What the data tells you about 1.53.20.39.
FPT Telecom Company operates AS18403, the autonomous system announcing this address. The associated company is FPT Telecom Company; the reported network is 1.53.20.0/24.
View ASN APIIP location comes from routing, registry and measurement data. It can shift when FPT Telecom Company reassigns the block, so treat Yen Phu as an estimate, not a fixed point.
View IP Location APIThe listed abuse contact is IRT-VNNIC-AP. Include the source IP, timestamps with a timezone, and relevant logs so the contact can investigate.
View Abuse Contact APIFor developers
Add IP location, network, and security data to your application.
curl --get 'https://api.ipgeolocation.io/v3/ipgeo' \
--data-urlencode 'apiKey=YOUR_API_KEY' \
--data-urlencode 'ip=1.53.20.39' \
--data-urlencode 'include=*'{ "ip": "1.53.20.39" }Location, ASN, and time zone in one request. Get city, country, and currency data for any IPv4 or IPv6 address, backed by a 99.99% uptime SLA. No credit card required.