IPv4 prefix

57.131.0.0/17

IP Prefix (CIDR): 57.131.0.0/17
Subnet Mask: 255.255.128.0
Address Count: 32,768
IP Range: 57.131.0.0 - 57.131.127.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 29

Owner: OVH SAS
Handle: ORG-OS3-RIPE
Country: France (FR)
Address: 2 rue Kellermann 59100 Roubaix FRANCE
Registry: RIPENCC
Registered Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 2 of 29

Owner: OVH Srl
Handle: ORG-OS43-RIPE
Country: Italy (IT)
Address: Via Carlo Imbonati, 18 20159 Milano Italia
Registry: RIPENCC
Registered Prefixes: 57.131.0.0/24 (57.131.0.0 - 57.131.0.255)
57.131.1.0/29 (57.131.1.0 - 57.131.1.7)
57.131.1.8/29 (57.131.1.8 - 57.131.1.15)
57.131.1.16/29 (57.131.1.16 - 57.131.1.23)
57.131.1.24/29 (57.131.1.24 - 57.131.1.31)
57.131.1.32/29 (57.131.1.32 - 57.131.1.39)
57.131.1.40/30 (57.131.1.40 - 57.131.1.43)
57.131.1.44/30 (57.131.1.44 - 57.131.1.47)
57.131.1.48/29 (57.131.1.48 - 57.131.1.55)
57.131.1.56/29 (57.131.1.56 - 57.131.1.63)
57.131.1.64/29 (57.131.1.64 - 57.131.1.71)
57.131.1.72/30 (57.131.1.72 - 57.131.1.75)
57.131.1.76/30 (57.131.1.76 - 57.131.1.79)
57.131.1.80/30 (57.131.1.80 - 57.131.1.83)
57.131.1.84/30 (57.131.1.84 - 57.131.1.87)
57.131.1.88/30 (57.131.1.88 - 57.131.1.91)
57.131.1.92/30 (57.131.1.92 - 57.131.1.95)
57.131.1.96/30 (57.131.1.96 - 57.131.1.99)
57.131.1.128/26 (57.131.1.128 - 57.131.1.191)
57.131.2.0/24 (57.131.2.0 - 57.131.2.255)
57.131.3.0/24 (57.131.3.0 - 57.131.3.255)
57.131.4.0/27 (57.131.4.0 - 57.131.4.31)
57.131.4.32/30 (57.131.4.32 - 57.131.4.35)
57.131.4.96/27 (57.131.4.96 - 57.131.4.127)
57.131.4.128/27 (57.131.4.128 - 57.131.4.159)
57.131.4.160/27 (57.131.4.160 - 57.131.4.191)
57.131.4.192/27 (57.131.4.192 - 57.131.4.223)
57.131.4.224/27 (57.131.4.224 - 57.131.4.255)
57.131.5.0/27 (57.131.5.0 - 57.131.5.31)
57.131.5.32/27 (57.131.5.32 - 57.131.5.63)
57.131.5.64/27 (57.131.5.64 - 57.131.5.95)
57.131.5.96/27 (57.131.5.96 - 57.131.5.127)
57.131.5.160/27 (57.131.5.160 - 57.131.5.191)
57.131.5.192/27 (57.131.5.192 - 57.131.5.223)
57.131.5.224/27 (57.131.5.224 - 57.131.5.255)
57.131.6.0/27 (57.131.6.0 - 57.131.6.31)
57.131.6.32/27 (57.131.6.32 - 57.131.6.63)
57.131.6.96/27 (57.131.6.96 - 57.131.6.127)
57.131.6.128/27 (57.131.6.128 - 57.131.6.159)
57.131.6.160/27 (57.131.6.160 - 57.131.6.191)
57.131.6.192/27 (57.131.6.192 - 57.131.6.223)
57.131.6.232/29 (57.131.6.232 - 57.131.6.239)
57.131.7.0/27 (57.131.7.0 - 57.131.7.31)
57.131.7.80/28 (57.131.7.80 - 57.131.7.95)
57.131.7.192/27 (57.131.7.192 - 57.131.7.223)
57.131.7.224/27 (57.131.7.224 - 57.131.7.255)
57.131.8.0/24 (57.131.8.0 - 57.131.8.255)
57.131.9.0/24 (57.131.9.0 - 57.131.9.255)
57.131.10.0/24 (57.131.10.0 - 57.131.10.255)
57.131.11.0/24 (57.131.11.0 - 57.131.11.255)
57.131.12.0/24 (57.131.12.0 - 57.131.12.255)
57.131.13.0/24 (57.131.13.0 - 57.131.13.255)
57.131.14.0/23 (57.131.14.0 - 57.131.15.255)
57.131.16.0/22 (57.131.16.0 - 57.131.19.255)
57.131.20.0/24 (57.131.20.0 - 57.131.20.255)
57.131.21.0/24 (57.131.21.0 - 57.131.21.255)
57.131.22.0/23 (57.131.22.0 - 57.131.23.255)
57.131.24.0/23 (57.131.24.0 - 57.131.25.255)
57.131.26.0/24 (57.131.26.0 - 57.131.26.255)
57.131.27.0/24 (57.131.27.0 - 57.131.27.255)
57.131.28.0/24 (57.131.28.0 - 57.131.28.255)
57.131.29.0/24 (57.131.29.0 - 57.131.29.255)
57.131.30.0/24 (57.131.30.0 - 57.131.30.255)
57.131.31.0/24 (57.131.31.0 - 57.131.31.255)
57.131.32.0/22 (57.131.32.0 - 57.131.35.255)
57.131.36.32/27 (57.131.36.32 - 57.131.36.63)
57.131.36.160/27 (57.131.36.160 - 57.131.36.191)
57.131.37.0/27 (57.131.37.0 - 57.131.37.31)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 3 of 29

Owner: Angotta Giovanni
Handle: ORG-AG404-RIPE
Country: Italy (IT)
Address: Via Attilio Friggeri 172 00136 Roma IT
Registry: RIPENCC
Registered Prefix: 57.131.4.36/30 (57.131.4.36 - 57.131.4.39)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 4 of 29

Owner: LLC UTMStack
Handle: ORG-LU54-RIPE
Country: Italy (IT)
Address: 3105 NW 107th ave, Suit 400 C1 33172 Dorall FL US
Registry: RIPENCC
Registered Prefix: 57.131.4.40/29 (57.131.4.40 - 57.131.4.47)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 5 of 29

Owner: OVH BAREMETAL NETBOOT OVH BAREMETAL IPMI
Handle: ORG-OBNO1-RIPE
Country: Italy (IT)
Address: 140 quai du sartel 59100 Roubaix FR
Registry: RIPENCC
Registered Prefixes: 57.131.4.48/28 (57.131.4.48 - 57.131.4.63)
57.131.4.64/28 (57.131.4.64 - 57.131.4.79)
57.131.4.80/28 (57.131.4.80 - 57.131.4.95)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 6 of 29

Owner: Gelain Gabriele
Handle: ORG-GG187-RIPE
Country: Italy (IT)
Address: Via Copernico, 2/B - Unita G 35013 Cittadella IT
Registry: RIPENCC
Registered Prefix: 57.131.5.128/28 (57.131.5.128 - 57.131.5.143)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 7 of 29

Owner: Riva Fabrizio
Handle: ORG-RF111-RIPE
Country: Italy (IT)
Address: via Confienza 10 10121 Torino IT
Registry: RIPENCC
Registered Prefix: 57.131.5.144/29 (57.131.5.144 - 57.131.5.151)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 8 of 29

Owner: Soluzioni Informatiche SRL Wlnet
Handle: ORG-SISW3-RIPE
Country: Italy (IT)
Address: Via Stazione 16 18018 Ama di taggia (IM) IT
Registry: RIPENCC
Registered Prefix: 57.131.5.152/29 (57.131.5.152 - 57.131.5.159)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 9 of 29

Owner: Srl Sintecnos
Handle: ORG-SS342-RIPE
Country: Italy (IT)
Address: Via Mauro Macchi, 27 20124 Milano IT
Registry: RIPENCC
Registered Prefix: 57.131.6.64/28 (57.131.6.64 - 57.131.6.79)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 10 of 29

Owner: Srl IANUS
Handle: ORG-SI333-RIPE
Country: Italy (IT)
Address: Corso Magenta 46 20123 Milano IT
Registry: RIPENCC
Registered Prefix: 57.131.6.80/28 (57.131.6.80 - 57.131.6.95)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 11 of 29

Owner: Sandro Sciessere Shellrent S.r.l
Handle: ORG-SdSS6-RIPE
Country: Italy (IT)
Address: Via dell'Edilizia 19 36100 Vicenza IT
Registry: RIPENCC
Registered Prefix: 57.131.6.224/29 (57.131.6.224 - 57.131.6.231)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 12 of 29

Owner: Giannuzzi Luca
Handle: ORG-GL574-RIPE
Country: Italy (IT)
Address: Via Vasco de Gama 1 40131 Bologna IT
Registry: RIPENCC
Registered Prefix: 57.131.6.240/29 (57.131.6.240 - 57.131.6.247)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 13 of 29

Owner: Sistemi Sabicom
Handle: ORG-SS840-RIPE
Country: Italy (IT)
Address: via XX Settembre 30 20025 Legnano IT
Registry: RIPENCC
Registered Prefix: 57.131.6.248/29 (57.131.6.248 - 57.131.6.255)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 14 of 29

Owner: Datacenter Euroserves
Handle: ORG-ES452-RIPE
Country: Italy (IT)
Address: Inniscarra Main Street Rathcoole Co. 734042 Frankfurt DE
Registry: RIPENCC
Registered Prefix: 57.131.7.32/29 (57.131.7.32 - 57.131.7.39)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 15 of 29

Owner: Solutions TechMade
Handle: ORG-ST412-RIPE
Country: Italy (IT)
Address: VIA GIUSEPPE DAVANZATI FORGES 70122 Bari IT
Registry: RIPENCC
Registered Prefix: 57.131.7.40/29 (57.131.7.40 - 57.131.7.47)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 16 of 29

Owner: Bellei Ernesto
Handle: ORG-BE159-RIPE
Country: Italy (IT)
Address: Viale Amedeo Duca D'Aosta, 45 39100 Bolzano IT
Registry: RIPENCC
Registered Prefix: 57.131.7.48/28 (57.131.7.48 - 57.131.7.63)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 17 of 29

Owner: Corazzin Giuseppe
Handle: ORG-CG376-RIPE
Country: Italy (IT)
Address: Via Conegliano 94/b 31058 SUSEGANA IT
Registry: RIPENCC
Registered Prefix: 57.131.7.64/29 (57.131.7.64 - 57.131.7.71)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 18 of 29

Owner: Modolo Federico
Handle: ORG-MF224-RIPE
Country: Italy (IT)
Address: Via di San Nicola de' Cesarini, 3 00186 Roma IT
Registry: RIPENCC
Registered Prefix: 57.131.7.72/29 (57.131.7.72 - 57.131.7.79)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 19 of 29

Owner: Giolitti Sergio
Handle: ORG-GS236-RIPE
Country: Italy (IT)
Address: Via D.Galimberti 50 12030 Manta IT
Registry: RIPENCC
Registered Prefix: 57.131.7.96/27 (57.131.7.96 - 57.131.7.127)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 20 of 29

Owner: LTD Marfox
Handle: ORG-LM296-RIPE
Country: Italy (IT)
Address: 124 City Rd EC1V 2NX London GB
Registry: RIPENCC
Registered Prefixes: 57.131.7.128/26 (57.131.7.128 - 57.131.7.191)
57.131.36.64/26 (57.131.36.64 - 57.131.36.127)
57.131.36.192/26 (57.131.36.192 - 57.131.36.255)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 21 of 29

Owner: Tsyganov Vladimir
Handle: ORG-TV65-RIPE
Country: Italy (IT)
Address: RM 7B ONE CAPITAL PLACE 18 LUARD RD WAN CHAI 999077 HONK KONG HK
Registry: RIPENCC
Registered Prefix: 57.131.36.0/28 (57.131.36.0 - 57.131.36.15)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 22 of 29

Owner: Service Sistema
Handle: ORG-SS1459-RIPE
Country: Italy (IT)
Address: Via Matteotti 2 20068 Peschiera Borromeo IT
Registry: RIPENCC
Registered Prefix: 57.131.36.16/29 (57.131.36.16 - 57.131.36.23)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 23 of 29

Owner: Lanaro Giovanni
Handle: ORG-LG227-RIPE
Country: Italy (IT)
Address: viale Folanini 23 20143 Milano IT
Registry: RIPENCC
Registered Prefix: 57.131.36.24/29 (57.131.36.24 - 57.131.36.31)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 24 of 29

Owner: Silvestri Gaspare Aristide
Handle: ORG-SGA96-RIPE
Country: Italy (IT)
Address: Strada Prati, 67 65125 Pescara IT
Registry: RIPENCC
Registered Prefix: 57.131.36.128/30 (57.131.36.128 - 57.131.36.131)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 25 of 29

Owner: Peresse Mathieu
Handle: ORG-PM238-RIPE
Country: Italy (IT)
Address: 69 avenue du bois 33510 andernos FR
Registry: RIPENCC
Registered Prefix: 57.131.36.132/30 (57.131.36.132 - 57.131.36.135)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 26 of 29

Owner: Stefano De Blasi
Handle: ORG-SDB10-RIPE
Country: Italy (IT)
Address: Via Saverio Lioce, 57 70124 Bari IT
Registry: RIPENCC
Registered Prefix: 57.131.36.136/30 (57.131.36.136 - 57.131.36.139)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 27 of 29

Owner: test test
Handle: ORG-TT227-RIPE
Country: Italy (IT)
Address: test 59100 test CA
Registry: RIPENCC
Registered Prefix: 57.131.36.140/30 (57.131.36.140 - 57.131.36.143)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 28 of 29

Owner: Migliorini Nicola
Handle: ORG-MN78-RIPE
Country: Italy (IT)
Address: Via de' Barberi, 108 58100 Grosseto IT
Registry: RIPENCC
Registered Prefix: 57.131.36.144/28 (57.131.36.144 - 57.131.36.159)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

Registration 29 of 29

Owner: Support Willow
Handle: ORG-SW118-RIPE
Country: Italy (IT)
Address: Via Mario Bianchini, 60 00142 Roma IT
Registry: RIPENCC
Registered Prefix: 57.131.37.32/27 (57.131.37.32 - 57.131.37.63)
Delegated Prefix: 57.128.0.0/14 (57.128.0.0 - 57.131.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
57.128.0.0/14	Covering	AS16276	OVH SAS	France (FR)	57.128.0.0	57.131.255.255