City: Ashburn
Region: Virginia
Country: United States
Internet Service Provider: unknown
Hostname: unknown
Organization: unknown
Usage Type: unknown
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
# start
NetRange: 100.48.0.0 - 100.63.255.255
CIDR: 100.48.0.0/12
NetName: AMAZO-4
NetHandle: NET-100-48-0-0-1
Parent: NET100 (NET-100-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Amazon.com, Inc. (AMAZO-4)
RegDate: 2024-12-12
Updated: 2024-12-12
Ref: https://rdap.arin.net/registry/ip/100.48.0.0
OrgName: Amazon.com, Inc.
OrgId: AMAZO-4
Address: Amazon Web Services, Inc.
Address: P.O. Box 81226
City: Seattle
StateProv: WA
PostalCode: 98108-1226
Country: US
RegDate: 2005-09-29
Updated: 2026-04-17
Comment: For details of this service please see
Comment: http://ec2.amazonaws.com
Ref: https://rdap.arin.net/registry/entity/AMAZO-4
OrgDNSHandle: DNS1131-ARIN
OrgDNSName: DNS
OrgDNSPhone: +1-202-555-0000
OrgDNSEmail: ipmanagement+dns@amazon.com
OrgDNSRef: https://rdap.arin.net/registry/entity/DNS1131-ARIN
OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-555-0000
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN
OrgRoutingHandle: IPROU3-ARIN
OrgRoutingName: IP Routing
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/IPROU3-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-555-0000
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
OrgRoutingHandle: ARMP-ARIN
OrgRoutingName: AWS RPKI Management POC
OrgRoutingPhone: +1-206-555-0000
OrgRoutingEmail: aws-rpki-routing-poc@amazon.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/ARMP-ARIN
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-555-0000
OrgAbuseEmail: trustandsafety@support.aws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
# end
# start
NetRange: 100.48.0.0 - 100.63.255.255
CIDR: 100.48.0.0/12
NetName: AMAZON-IAD
NetHandle: NET-100-48-0-0-2
Parent: AMAZO-4 (NET-100-48-0-0-1)
NetType: Reallocated
OriginAS:
Organization: Amazon Data Services Northern Virginia (ADSN-1)
RegDate: 2025-08-19
Updated: 2025-08-19
Ref: https://rdap.arin.net/registry/ip/100.48.0.0
OrgName: Amazon Data Services Northern Virginia
OrgId: ADSN-1
Address: 13200 Woodland Park Road
City: Herndon
StateProv: VA
PostalCode: 20171
Country: US
RegDate: 2018-04-25
Updated: 2025-08-14
Ref: https://rdap.arin.net/registry/entity/ADSN-1
OrgNOCHandle: AANO1-ARIN
OrgNOCName: Amazon AWS Network Operations
OrgNOCPhone: +1-206-555-0000
OrgNOCEmail: amzn-noc-contact@amazon.com
OrgNOCRef: https://rdap.arin.net/registry/entity/AANO1-ARIN
OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-555-0000
OrgAbuseEmail: trustandsafety@support.aws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN
OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-555-0000
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN
# end
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#; <<>> DiG 9.10.3-P4-Ubuntu <<>> 100.53.254.172
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 43364
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;100.53.254.172. IN A
;; AUTHORITY SECTION:
. 30 IN SOA a.root-servers.net. nstld.verisign-grs.com. 2026070300 1800 900 604800 86400
;; Query time: 33 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Fri Jul 03 14:30:13 CST 2026
;; MSG SIZE rcvd: 107172.254.53.100.in-addr.arpa domain name pointer ec2-100-53-254-172.compute-1.amazonaws.com.Server: 183.60.83.19
Address: 183.60.83.19#53
Non-authoritative answer:
172.254.53.100.in-addr.arpa name = ec2-100-53-254-172.compute-1.amazonaws.com.
Authoritative answers can be found from:| IP | Type | Details | Datetime |
|---|---|---|---|
| 139.162.147.137 | attackspambots | Use Brute-Force |
2020-10-11 14:17:25 |
| 114.67.69.0 | attack | Invalid user postmaster from 114.67.69.0 port 54962 |
2020-10-11 14:23:31 |
| 77.27.168.117 | attack | 77.27.168.117 (ES/Spain/-), 5 distributed sshd attacks on account [root] in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_DISTATTACK; Logs: Oct 11 01:46:35 jbs1 sshd[30624]: Failed password for root from 77.21.164.143 port 58949 ssh2 Oct 11 01:45:30 jbs1 sshd[30335]: Failed password for root from 77.27.168.117 port 59407 ssh2 Oct 11 01:44:17 jbs1 sshd[29967]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.181.80.253 user=root Oct 11 01:44:19 jbs1 sshd[29967]: Failed password for root from 61.181.80.253 port 39747 ssh2 Oct 11 01:47:13 jbs1 sshd[30837]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=190.117.250.61 user=root IP Addresses Blocked: 77.21.164.143 (DE/Germany/-) |
2020-10-11 14:07:51 |
| 31.168.219.28 | attackspambots | Unauthorized connection attempt detected from IP address 31.168.219.28 to port 81 |
2020-10-11 14:10:17 |
| 49.234.99.246 | attackspam | Oct 11 06:13:12 scw-6657dc sshd[17368]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.99.246 Oct 11 06:13:12 scw-6657dc sshd[17368]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.234.99.246 Oct 11 06:13:14 scw-6657dc sshd[17368]: Failed password for invalid user hadoop from 49.234.99.246 port 38538 ssh2 ... |
2020-10-11 14:21:39 |
| 66.70.142.231 | attack | Oct 11 01:08:11 buvik sshd[32233]: Failed password for invalid user install from 66.70.142.231 port 55348 ssh2 Oct 11 01:13:24 buvik sshd[642]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=66.70.142.231 user=root Oct 11 01:13:26 buvik sshd[642]: Failed password for root from 66.70.142.231 port 60488 ssh2 ... |
2020-10-11 13:48:58 |
| 128.199.207.142 | attackspambots | Oct 11 06:45:23 doubuntu sshd[13511]: Invalid user normann from 128.199.207.142 port 48748 Oct 11 06:45:23 doubuntu sshd[13511]: Disconnected from invalid user normann 128.199.207.142 port 48748 [preauth] ... |
2020-10-11 14:07:28 |
| 119.45.142.72 | attack | $f2bV_matches |
2020-10-11 14:09:46 |
| 112.85.42.181 | attackbots | SSHD unauthorised connection attempt (a) |
2020-10-11 14:22:01 |
| 139.199.30.155 | attackbotsspam | Failed password for invalid user zjw from 139.199.30.155 port 51014 ssh2 |
2020-10-11 13:50:50 |
| 45.148.10.15 | attackspam | Cowrie Honeypot: 10 unauthorised SSH/Telnet login attempts between 2020-10-11T05:41:40Z and 2020-10-11T05:47:54Z |
2020-10-11 13:57:38 |
| 88.147.254.66 | attack | 2020-10-10 18:49:31.293647-0500 localhost sshd[62013]: Failed password for invalid user lisa from 88.147.254.66 port 48500 ssh2 |
2020-10-11 14:18:37 |
| 106.12.154.24 | attackspam | 2020-10-11T13:05:25.474919hostname sshd[1956]: Invalid user admin from 106.12.154.24 port 46844 2020-10-11T13:05:28.181573hostname sshd[1956]: Failed password for invalid user admin from 106.12.154.24 port 46844 ssh2 2020-10-11T13:09:48.578322hostname sshd[3670]: Invalid user nicole from 106.12.154.24 port 33404 ... |
2020-10-11 14:19:20 |
| 46.101.114.161 | attackspambots |
|
2020-10-11 14:01:40 |
| 141.98.9.165 | attackspambots | Oct 11 07:55:18 inter-technics sshd[3664]: Invalid user user from 141.98.9.165 port 42181 Oct 11 07:55:18 inter-technics sshd[3664]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=141.98.9.165 Oct 11 07:55:18 inter-technics sshd[3664]: Invalid user user from 141.98.9.165 port 42181 Oct 11 07:55:19 inter-technics sshd[3664]: Failed password for invalid user user from 141.98.9.165 port 42181 ssh2 Oct 11 07:55:40 inter-technics sshd[3703]: Invalid user guest from 141.98.9.165 port 46411 ... |
2020-10-11 14:03:31 |