Must be a valid IPv4 or IPv6 ip address, e.g. 127.0.0.1 or 2001:DB8:0:0:8:800:200C:417A
Basic Info

City: Amsterdam

Region: Noord Holland

Country: The Netherlands

Internet Service Provider: unknown

Hostname: unknown

Organization: unknown

Usage Type: unknown

Comments:
No discussion about this IP yet. Click above link to make one.
Comments on same subnet:
No discussion about this subnet yet..
Whois info:
% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://docs.db.ripe.net/terms-conditions.html

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '2.21.16.0 - 2.21.31.255'

% Abuse contact for '2.21.16.0 - 2.21.31.255' is 'abuse@akamai.com'

inetnum:        2.21.16.0 - 2.21.31.255
netname:        AKAMAI-PA
descr:          Akamai Technologies
country:        DE
admin-c:        NARA1-RIPE
tech-c:         NARA1-RIPE
status:         ASSIGNED PA
mnt-by:         AKAM1-RIPE-MNT
mnt-routes:     AKAM1-RIPE-MNT
created:        2011-03-28T09:05:28Z
last-modified:  2011-03-28T09:05:28Z
source:         RIPE

role:           Network Architecture Role Account
address:        Akamai Technologies
address:        145 Broadway
address:        Cambridge, MA 02142
phone:          +1-617-938-3130
abuse-mailbox:  abuse@akamai.com
admin-c:        NB782-RIPE
admin-c:        CKAK-RIPE
tech-c:         APB15-RIPE
tech-c:         CKAK-RIPE
tech-c:         NB782-RIPE
tech-c:         RM4844-RIPE
tech-c:         CDAK23-RIPE
nic-hdl:        NARA1-RIPE
mnt-by:         AKAM1-RIPE-MNT
created:        2002-03-06T09:02:17Z
last-modified:  2023-02-28T13:03:56Z
source:         RIPE # Filtered

% Information related to '2.21.23.0/24AS20940'

route:          2.21.23.0/24
descr:          Akamai Technologies
origin:         AS20940
mnt-by:         AKAM1-RIPE-MNT
created:        2025-06-17T11:00:11Z
last-modified:  2025-06-17T11:00:11Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.124.1 (ABERDEEN)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 2.21.23.77
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 35882
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;2.21.23.77.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026092201 1800 900 604800 86400

;; Query time: 9 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Wed Sep 23 13:57:40 CST 2026
;; MSG SIZE  rcvd: 103
Host info
77.23.21.2.in-addr.arpa domain name pointer a2-21-23-77.deploy.static.akamaitechnologies.com.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
77.23.21.2.in-addr.arpa	name = a2-21-23-77.deploy.static.akamaitechnologies.com.

Authoritative answers can be found from:
Related IP info:
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2020-02-02 09:02:13
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2020-02-02 09:02:36
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Feb  2 00:43:53 silence02 sshd[23158]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.196.241
Feb  2 00:43:55 silence02 sshd[23158]: Failed password for invalid user teste from 134.175.196.241 port 36522 ssh2
Feb  2 00:47:11 silence02 sshd[23387]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=134.175.196.241
2020-02-02 08:42:08
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2020-02-02 09:11:28
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49.235.134.72 attackspam
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Feb  2 02:07:46 legacy sshd[7805]: Failed password for invalid user tomcat from 49.235.134.72 port 56598 ssh2
Feb  2 02:10:28 legacy sshd[7958]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=49.235.134.72
...
2020-02-02 09:26:24
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2020-02-02 09:07:57
106.54.123.84 attackspambots
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...
2020-02-02 09:24:18
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2020-02-02 09:19:07
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Unauthorized connection attempt detected from IP address 220.132.4.198 to port 23 [J]
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