Whois Gateway

100.138.139.5.donpac.ru

asn_registry	RIPENCC
asn_country_code	RU
asn_cidr	5.139.128.0/19
query	5.139.138.100
nets	[]
asn	12389
asn_date	2012-07-03
asn_description	ROSTELECOM-AS, RU
nir	None
raw	None
raw_referral	None
referral	None

Other tools

5.139.138.100 @GlobalContribs 5.139.138.100 @Proxy Checker 5.139.138.100 @Stalktoy

Sources

5.139.138.100 @AFRINIC 5.139.138.100 @APNIC 5.139.138.100 @ARIN 5.139.138.100 @LACNIC 5.139.138.100 @RIPENCC

Link this result https://whois-dev.toolforge.org/w/5.139.138.100/lookup