CDLAN SpA
AS20836 is CDLAN SpA (cdlan.it). It announces 26,112 IPv4 addresses in 16 prefixes, and 5 IPv6 prefixes.
Italy· RIPE· allocated 2001-06-12· isp
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- Italy26,112 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CDLAN-AS
- name
- CDLAN SpA
- org
- ORG-Cs11-RIPE
- org name
- CDLAN SpA
- org address
- Via Caldera, 21, 20153, Milan, ITALY
- org country
- IT
- country
- IT
- source
- ripe
- status
- ASSIGNED
- updated
- 2026-06-29
- descr
- Milano
- remarks
- Upstream / Customers / Peering / MACROS IN USE: AS-CDLAN - CDLAN S.r.l. routes / Communities in use: / == Route Tags == / 20836:0001 CDLAN routes / 20836:0002 Route Learned from customer / 20836:1000 Route Learned from transit peers / 20836:1001 Route Learned from AS1299 (Telia) / 20836:1002 Route Learned from AS3356 (Level3) / 20836:1003 Route Learned from AS174 (Cogent) / 20836:1004 Route Learned from AS6762 (TI-Sparkle) / 20836:2000 Route Learned from IXP peers / 20836:2001 Route Learned from IT-MIX (Mil
- maintainer
- RIPE-NCC-END-MNT|MNT-CDLAN
- abuse name
- CDLAN LIR CONTACT
- abuse email
- lirabuse@cdlan.it
- abuse kind
- role
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP264watchguard, sophos, forcepoint_ngfw1.01%
- anyip, geonix, geonode0.02%
- None here
- None here
- None here
- None here
- Hosting IP8,44832.35%
- None here
- None here
- None here
- SSH IP2741.05%
- SMTP IP480.18%
- 0.17%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 5.253.198.0/24 | Italy | valid | 17 | 2026-10-02 |
| 37.220.41.0/24 | Italy | not found | 17 | 2026-10-02 |
| 37.220.42.0/24 | Italy | not found | 17 | 2026-10-02 |
| 91.142.143.0/24 | Italy | valid | 17 | 2026-10-02 |
| 95.157.64.0/19 | Italy | valid | 17 | 2026-10-02 |
| 95.157.96.0/19 | The Netherlands | valid | 17 | 2026-10-02 |
| 178.249.184.0/21 | Italy | valid | 17 | 2026-10-02 |
| 178.249.189.0/24 | Italy | valid | 17 | 2026-10-02 |
| 185.43.151.0/24 | Italy | not found | 17 | 2026-10-02 |
| 185.47.228.0/22 | Italy | valid | 17 | 2026-10-02 |
| 185.112.90.0/24 | Italy | valid | 17 | 2026-10-02 |
| 185.142.120.0/24 | Italy | valid | 17 | 2026-10-02 |
| 185.164.176.0/23 | Italy | not found | 17 | 2026-10-02 |
| 193.234.181.0/24 | Italy | not found | 17 | 2026-10-02 |
| 193.235.114.0/24 | Italy | not found | 17 | 2026-10-02 |
| 217.171.32.0/20 | Italy | valid | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
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