AS43757 ICZ a.s.

• IPv4 Prefixes
• IPv6 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	78.31.24.0/21	ICZ a.s.		78.31.24.0/21	RIPE
	192.108.126.0/24	ICZ a.s.		192.108.126.0/24	RIPE

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2001:67c:1578::/48			2001:67c:1578::/48	RIPE

• IPv4 Peers
• IPv6 Peers

Country	ASN	Name	Description	IPv6
	AS5610	O2-CZECH-REPUBLIC	O2 Czech Republic, a.s.
	AS6855	SK-TELEKOM	Slovak Telekom / T-Mobile CZ
	AS8778	SLOVANET	http://www.slovanet.net/

Country	ASN	Name	Description	IPv4
	AS5610	O2-CZECH-REPUBLIC	O2 Czech Republic, a.s.

• IPv4 Upstreams
• IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS5610	O2-CZECH-REPUBLIC	O2 Czech Republic, a.s.
	AS6855	SK-TELEKOM	Slovak Telekom / T-Mobile CZ
	AS8778	SLOVANET	http://www.slovanet.net/

IPv4 Upstream Graph

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IPv4 Upstream Graph

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Country	ASN	Name	Description	IPv4
	AS5610	O2-CZECH-REPUBLIC	O2 Czech Republic, a.s.

IPv6 Upstream Graph

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IPv6 Upstream Graph

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% Information related to 'AS43757'

% Abuse contact for 'AS43757' is 'abuse@i.cz'

aut-num:        AS43757
as-name:        ICZAS-CZ
org:            ORG-Ia714-RIPE
remarks:        >> =========== Czech Republic ===========
remarks:        >> O2 Czech Republic
import:         from AS5610 accept ANY
export:         to AS5610 announce {78.31.24.0/21};
remarks:        >> T-Mobile Czech Republic (GTS CZ)
import:         from AS5588 accept ANY
export:         to AS5588 announce {78.31.24.0/21};
remarks:        >> =========== Slovakia =================
remarks:        >> Slovak Telekom
import:         from AS6855 accept ANY
export:         to AS6855 announce {192.108.126.0/24};
remarks:        >> Slovanet
import:         from AS8778 accept ANY
export:         to AS8778 announce {192.108.126.0/24};
remarks:        >> ======================================
mp-import:      afi ipv6.unicast from AS5610 accept ANY
mp-export:      afi ipv6.unicast to AS5610 announce AS43757
mp-import:      afi ipv6.unicast from AS5588 accept ANY
mp-export:      afi ipv6.unicast to AS5588 announce AS43757
remarks:        >> ======================================
admin-c:        ICZ-CZ
tech-c:         ICZ-CZ
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ICZAS-MNT
created:        2007-09-24T13:16:02Z
last-modified:  2021-05-26T11:34:24Z
source:         RIPE
sponsoring-org: ORG-Ra2-RIPE

organisation:   ORG-Ia714-RIPE
org-name:       ICZ a.s.
country:        CZ
org-type:       OTHER
address:        Na hrebenech II 1718/10
address:        Praha 4
address:        140 00
address:        Czech Republic
e-mail:         hostmaster@i.cz
abuse-c:        ABC-CZ
mnt-ref:        ICZAS-MNT
mnt-by:         ICZAS-MNT
created:        2007-09-19T08:30:38Z
last-modified:  2022-12-01T16:29:31Z
source:         RIPE

role:           ICZ Hostmaster
address:        ICZ.Services a.s.
address:        Na hrebenech II 1718/10
address:        Praha 4
address:        140 00
address:        Czech Republic
phone:          +420 222271111
fax-no:         +420 222271112
e-mail:         hostmaster@i.cz
abuse-mailbox:  abuse@i.cz
admin-c:        DR-CZ
tech-c:         OB-CZ
tech-c:         PH-CZ
tech-c:         VO-CZ
mnt-by:         ICZAS-MNT
nic-hdl:        ICZ-CZ
created:        2008-03-23T10:30:34Z
last-modified:  2025-03-05T09:19:16Z
source:         RIPE

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