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: Madrid

Region: Comunidad de Madrid

Country: Spain

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:
#
# 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.
#


NetRange:       158.158.0.0 - 158.158.255.255
CIDR:           158.158.0.0/16
NetName:        APNIC
NetHandle:      NET-158-158-0-0-1
Parent:         NET158 (NET-158-0-0-0-0)
NetType:        Early Registrations, Transferred to APNIC
OriginAS:       
Organization:   Asia Pacific Network Information Centre (APNIC)
RegDate:        2019-04-16
Updated:        2019-04-16
Ref:            https://rdap.arin.net/registry/ip/158.158.0.0

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois://whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# 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.
#



Found a referral to whois.apnic.net.

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '158.158.0.0 - 158.158.255.255'

% Abuse contact for '158.158.0.0 - 158.158.255.255' is 'abuse@microsoft.com'

inetnum:        158.158.0.0 - 158.158.255.255
netname:        MICROSOFT-APNIC-AP
descr:          Microsoft Singapore Pte. Ltd.
country:        SG
org:            ORG-MSPL4-AP
admin-c:        DB662-AP
tech-c:         MP234-AP
abuse-c:        AM2589-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-MOPL-SG
mnt-routes:     MAINT-MOPL-SG
mnt-lower:      MAINT-AP-MICROSOFT
mnt-routes:     MAINT-AP-MICROSOFT
mnt-irt:        IRT-MICROSOFT-APNIC-SG
mnt-irt:        IRT-MOPL-SG
last-modified:  2022-12-16T05:54:14Z
source:         APNIC

irt:            IRT-MICROSOFT-APNIC-SG
address:        One Microsft Way
address:        Redmond, WA 98052
address:        US
e-mail:         abuse@microsoft.com
abuse-mailbox:  abuse@microsoft.com
admin-c:        MP234-AP
tech-c:         MP234-AP
auth:           # Filtered
remarks:        abuse@microsoft.com is invalid
mnt-by:         MAINT-AP-MICROSOFT
last-modified:  2025-11-18T00:26:27Z
source:         APNIC

irt:            IRT-MOPL-SG
address:        80 Raffles Place,
e-mail:         abuse@microsoft.com
abuse-mailbox:  abuse@microsoft.com
admin-c:        MOPL1-AP
tech-c:         MOPL1-AP
auth:           # Filtered
remarks:        abuse@microsoft.com is invalid
mnt-by:         MAINT-MOPL-SG
last-modified:  2025-11-18T00:36:31Z
source:         APNIC

organisation:   ORG-MSPL4-AP
org-name:       Microsoft Singapore Pte. Ltd.
country:        US
address:        One Microsoft Way
phone:          +011-425-706-8080
fax-no:         +011-425-936-7329
e-mail:         dawn.bedard@microsoft.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2020-05-27T12:56:32Z
source:         APNIC

role:           ABUSE MICROSOFTAPNICSG
country:        ZZ
address:        One Microsft Way
address:        Redmond, WA 98052
address:        US
phone:          +000000000
e-mail:         abuse@microsoft.com
admin-c:        MP234-AP
tech-c:         MP234-AP
nic-hdl:        AM2589-AP
remarks:        Generated from irt object IRT-MICROSOFT-APNIC-SG
remarks:        abuse@microsoft.com is invalid
abuse-mailbox:  abuse@microsoft.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-04T18:10:10Z
source:         APNIC

person:         Dawn Bedard
address:        One Microsoft Way
country:        US
phone:          +0114257062751
e-mail:         dabedard@microsoft.com
nic-hdl:        DB662-AP
mnt-by:         MAINT-AP-MICROSOFT
last-modified:  2019-03-25T16:26:42Z
source:         APNIC

person:         MSFT POC
nic-hdl:        MP234-AP
e-mail:         iprrms@microsoft.com
address:        One Microsft Way
address:        Redmond, WA 98052
address:        US
phone:          +1-425-882-8080
country:        US
mnt-by:         MAINT-AP-MICROSOFT
last-modified:  2008-09-04T07:32:53Z
source:         APNIC

% Information related to '158.158.0.0/16AS8075'

route:          158.158.0.0/16
origin:         AS8075
descr:          Microsoft Singapore Pte. Ltd.
                One Microsoft Way
mnt-by:         MAINT-AP-MICROSOFT
mnt-by:         MAINT-MOPL-SG
last-modified:  2022-12-16T05:54:15Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)
Dig info:
; <<>> DiG 9.10.3-P4-Ubuntu <<>> 158.158.40.43
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 62203
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;158.158.40.43.			IN	A

;; AUTHORITY SECTION:
.			30	IN	SOA	a.root-servers.net. nstld.verisign-grs.com. 2026042100 1800 900 604800 86400

;; Query time: 6 msec
;; SERVER: 183.60.83.19#53(183.60.83.19)
;; WHEN: Tue Apr 21 22:02:23 CST 2026
;; MSG SIZE  rcvd: 106
Host info
Host 43.40.158.158.in-addr.arpa. not found: 3(NXDOMAIN)
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

** server can't find 43.40.158.158.in-addr.arpa: NXDOMAIN
Related IP info:
Related comments:
IP Type Details Datetime
222.186.42.4 attackbots
Jan  2 08:37:07 mail sshd[24775]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=222.186.42.4  user=root
Jan  2 08:37:09 mail sshd[24775]: Failed password for root from 222.186.42.4 port 41458 ssh2
...
2020-01-02 15:45:40
206.214.137.21 attack
Port Scan
2020-01-02 15:50:05
162.243.41.112 attackspam
SSH Brute-Force reported by Fail2Ban
2020-01-02 15:35:29
175.149.26.25 attack
Port Scan
2020-01-02 15:46:26
39.154.12.73 attack
Port Scan
2020-01-02 15:36:52
203.128.242.166 attack
1577946557 - 01/02/2020 07:29:17 Host: 203.128.242.166/203.128.242.166 Port: 22 TCP Blocked
2020-01-02 15:57:33
46.38.144.57 attackbotsspam
Jan  2 08:11:01 relay postfix/smtpd\[23596\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  2 08:11:15 relay postfix/smtpd\[4545\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  2 08:12:29 relay postfix/smtpd\[20766\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  2 08:12:47 relay postfix/smtpd\[4101\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jan  2 08:13:54 relay postfix/smtpd\[23596\]: warning: unknown\[46.38.144.57\]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
...
2020-01-02 15:21:16
45.95.168.106 attackspam
firewall-block, port(s): 123/udp
2020-01-02 15:19:19
78.66.209.22 attackbots
Unauthorized connection attempt detected from IP address 78.66.209.22 to port 23
2020-01-02 15:33:46
82.119.134.202 attackspambots
Honeypot attack, port: 445, PTR: r0.vw-kmv.ru.
2020-01-02 15:34:25
203.113.25.6 attack
2020-01-02T07:07:19.308244abusebot-2.cloudsearch.cf sshd[17225]: Invalid user rot from 203.113.25.6 port 56589
2020-01-02T07:07:19.316287abusebot-2.cloudsearch.cf sshd[17225]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.113.25.6
2020-01-02T07:07:19.308244abusebot-2.cloudsearch.cf sshd[17225]: Invalid user rot from 203.113.25.6 port 56589
2020-01-02T07:07:21.631601abusebot-2.cloudsearch.cf sshd[17225]: Failed password for invalid user rot from 203.113.25.6 port 56589 ssh2
2020-01-02T07:07:23.023469abusebot-2.cloudsearch.cf sshd[17230]: Invalid user DUP from 203.113.25.6 port 59667
2020-01-02T07:07:23.029948abusebot-2.cloudsearch.cf sshd[17230]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=203.113.25.6
2020-01-02T07:07:23.023469abusebot-2.cloudsearch.cf sshd[17230]: Invalid user DUP from 203.113.25.6 port 59667
2020-01-02T07:07:24.557828abusebot-2.cloudsearch.cf sshd[17230]: Failed password for inv
...
2020-01-02 15:28:32
125.123.241.42 attackspam
Honeypot attack, port: 445, PTR: PTR record not found
2020-01-02 15:43:19
58.87.67.142 attackspambots
Jan  2 06:29:42 prox sshd[31078]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=58.87.67.142 
Jan  2 06:29:44 prox sshd[31078]: Failed password for invalid user yeti from 58.87.67.142 port 51512 ssh2
2020-01-02 15:36:23
182.156.209.222 attackbotsspam
Jan  2 06:29:33 raspberrypi sshd\[23837\]: Address 182.156.209.222 maps to static-222.209.156.182-tataidc.co.in, but this does not map back to the address - POSSIBLE BREAK-IN ATTEMPT!Jan  2 06:29:33 raspberrypi sshd\[23837\]: Invalid user roxana from 182.156.209.222Jan  2 06:29:36 raspberrypi sshd\[23837\]: Failed password for invalid user roxana from 182.156.209.222 port 31419 ssh2
...
2020-01-02 15:37:55
88.5.56.101 attackspam
Automatic report - Port Scan Attack
2020-01-02 15:54:36

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