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: unknown

Region: unknown

Country: unknown

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:
b
Dig info:
b'
; <<>> DiG 9.11.3-1ubuntu1.15-Ubuntu <<>> 2001:12ff:0:4::9
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 3260
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 65494
;; QUESTION SECTION:
;2001:12ff:0:4::9.		IN	A

;; Query time: 0 msec
;; SERVER: 127.0.0.53#53(127.0.0.53)
;; WHEN: Fri Feb 18 23:44:48 CST 2022
;; MSG SIZE  rcvd: 45

'
Host info
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer pttforum.nic.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer icannsaopaulo.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer igfbrazil2007.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer internetsegura.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer seminarioprivacidade.cgi.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer www.xn--icannsopaulo-7bb.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer ipv6.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer cetic.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa domain name pointer antispam.br.
Nslookup info:
Server:		183.60.83.19
Address:	183.60.83.19#53

Non-authoritative answer:
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = pttforum.nic.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = icannsaopaulo.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = igfbrazil2007.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = internetsegura.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = seminarioprivacidade.cgi.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = www.xn--icannsopaulo-7bb.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = ipv6.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = cetic.br.
9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.0.0.0.0.0.f.f.2.1.1.0.0.2.ip6.arpa	name = antispam.br.

Authoritative answers can be found from:
Related comments:
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(From sildavilot1987@mail.ru) I'm interested in your proposal. Please write more. 
sildavilot1987@mail.ru
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...
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