IP address

Search at other sites:
.000212.39.81.83212-39-81-83.ip.btc-net.bg
Shodan(more info)
Passive DNS
Tags: Residential proxy IP in hostname
IP blacklists
Spamhaus PBL
212.39.81.83 is listed on the Spamhaus PBL blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-09-21 05:12:03.485000
Was present on blacklist at: 2026-09-14 05:08, 2026-09-21 05:12

Threat categories

TLRoleCategoryDetails
50 src scan
DShield reports (IP summary, reports)
2026-09-13
Number of reports: 49
Distinct targets: 4
Residential proxy info (data provided by Layer3 Intel)
Last seen: 2026-09-20 08:31:50}
Percent days seen: 46 %
Networks: INFATICA, BIRDPROXIES, PROXYEMPIRE, ANYIP, 711PROXY, LEMONBRIGHT, BYTEPROXIES, KOOKEY, EVOMI, GEONODE, GONZOPROXY, THORDATA, BYTEFUL, PROXY-SELLER, FLOPPYDATA, UNKNOWNPROXIES, PROXYMA, NSOCKS, INFINITEPROXIES, AKE.NET
Details: https://layer3intel.com/context/212.39.81.83
Origin AS
AS8866 - BTC-AS
BGP Prefix
212.39.81.0/24
geo
Bulgaria, Sofia
🕑 Europe/Sofia
hostname
212-39-81-83.ip.btc-net.bg
hostname_class
['ip_in_hostname']
Address block ('inetnum' or 'NetRange' in whois database)
212.39.64.0 - 212.39.95.255
rep
1.0963232365934772e-05
reserved_range
0
ts_added
2026-09-14 05:08:39.574000
ts_last_update
2026-09-22 05:14:56.062000

Warden event timeline

DShield event timeline

Presence on blacklists