Compare Networks

Comparing AS8220 and AS15450 — change

COLT

AS8220 · COLT Technology Services Group Limited
GB · RIPENCC
7
Providers
975
Customers
Explorer →

ALHAMBRA

AS15450 · Tlfo: +34 917 872 300 Fax: +34 917 872 301 C/Albasanz 16, planta 4 28037, Madrid SPAIN
ES · RIPENCC
2
Providers
2
Customers
Explorer →

Customer Count Over Time

Originated Address Space Over Time

IPv4 Addresses
IPv6 /32s

Prefix Count Over Time

IPv4 Prefixes
IPv6 Prefixes

Unclassified Peers Over Time

AS8220 Providers

AS15450 Providers

AS8220 Recent Events

View all →
2026-04-29
Possible Trial
Telefonica_de_EspaNa AS3352 → possible trial with COLT AS8220
Confidence: 60% Duration: 29d
⇄
2026-04-27
New Transit
EIB_AS AS201441 → added provider COLT AS8220
Confidence: 90%
⇄
2026-04-26
New Transit
SQCORE AS48052 → added provider COLT AS8220
Confidence: 90%
⇄
2026-04-26
New Transit
WPPS-AS AS31596 → added provider COLT AS8220
Confidence: 90%
⇄
2026-04-26
New Transit
ETPI-IDS-AS-AP AS9658 → added provider COLT AS8220
Confidence: 90%
⇄
2026-04-26
Lost Transit
SINGTEL-AS-AP AS7473 → lost provider COLT AS8220
Confidence: 85% Duration: 356d
⇄
2026-04-26
New Transit
AS6072 AS6072 → added provider COLT AS8220
Confidence: 90%
⇄
2026-04-25
Lost Transit
DS2PL-AS-AP AS134469 → lost provider COLT AS8220
Confidence: 85% Duration: 478d
⇄
2026-04-25
Lost Transit
W3TEL-AS AS51326 → lost provider COLT AS8220
Confidence: 85% Duration: 478d
⇄
2026-04-25
Lost Transit
AS31898 AS31898 → lost provider COLT AS8220
Confidence: 85% Duration: 478d
⇄

AS15450 Recent Events

View all →
2026-04-11
Lost Transit
COLT AS8220 → lost provider ALHAMBRA AS15450
Confidence: 85% Duration: 281d
⇄
2025-11-20
Lost Transit
FUNDACION-PARQUE-UVA AS204884 → lost provider ALHAMBRA AS15450
Confidence: 85% Duration: 322d
⇄
2025-10-25
New Transit
AS26395 AS26395 → added provider ALHAMBRA AS15450
Confidence: 90%
⇄
2025-10-08
New Transit
FUNDACION-PARQUE-UVA AS204884 → added provider ALHAMBRA AS15450
Confidence: 90%
⇄
2025-10-01
Possible Trial
COLT AS8220 → possible trial with ALHAMBRA AS15450
Confidence: 60%
⇄
2025-09-26
Lost Transit
FUNDACION-PARQUE-UVA AS204884 → lost provider ALHAMBRA AS15450
Confidence: 85% Duration: 267d
⇄
2025-07-12
New Transit
FUNDACION-PARQUE-UVA AS204884 → added provider ALHAMBRA AS15450
Confidence: 90%
⇄
2025-07-04
Lost Transit
COLT AS8220 → lost provider ALHAMBRA AS15450
Confidence: 85%
⇄
2025-07-03
Lost Transit
FUNDACION-PARQUE-UVA AS204884 → lost provider ALHAMBRA AS15450
Confidence: 85% Duration: 182d
⇄
2025-04-24
New Transit
FUNDACION-PARQUE-UVA AS204884 → added provider ALHAMBRA AS15450
Confidence: 90%
⇄