Home ASN LookupAS6597

AS6597 COLOBLOX - Coloblox Data Centers Inc

🇺🇸

ARINassigned

Announced Prefixes (BGP)

24total

20 IPv44 IPv6

IPv4 Addresses

Allocated (RIR)29,952

Announced (BGP)40,192

IPv6 Addresses

Allocated (RIR)8.4×10²⁸

Announced (BGP)8.4×10²⁸

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇺🇸 US

RIR

ARIN

Status

assigned

Allocated

1996-06-03

Routing hygiene

Score 24/100 · Low risk

RPKI ROA coverage

79.2%

no RPKI invalid prefixes

IRR route objects

95.8%

1 prefix registered for another origin

Hijack signals

0 announced against others' ROAs, 0 own announced by others

Upstreams

diversity 8/100

Routes concentrated on one upstream (96% of routes)
1 prefix registered in IRR route objects for another active network and not authorized by a ROA
21% of announced prefixes (5 of 24) have no valid ROA

Based on 24 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained

Announced Prefixes

(BGP)24

Prefix	RPKI	IRR	Last Seen
66.163.224.0/19	Valid	ARINOther IRR	-
78.142.0.0/24	Valid	RIPE	-
78.142.8.0/24	Valid	RIPE	-
85.190.228.0/24	Valid	RIPE	-
147.160.246.0/24	Valid	ARINOther IRR	-
185.221.133.0/24	Valid	RIPE	-
206.65.48.0/20	No ROA	-	-
208.73.216.0/21	Valid	ARINOther IRR	-
208.73.216.0/24	Valid	Other IRR	-
208.73.217.0/24	Valid	Other IRR	-

1-10 of 24

1 / 3

Allocated Prefixes

(RIR)11

Prefix	Country	RIR	Status
66.163.224.0/19	🇺🇸 US	ARIN	allocated
78.142.0.0/24	🇺🇸 US	RIPE	assigned
78.142.8.0/24	🇧🇬 BG	RIPENCC	allocated
85.190.228.0/24	🇺🇸 US	RIPE	assigned
147.160.246.0/24	🇺🇸 US	ARIN	allocated
185.221.133.0/24	🇺🇸 US	RIPE	assigned
208.73.216.0/21	🇺🇸 US	ARIN	allocated
208.88.24.0/21	🇺🇸 US	ARIN	allocated
209.195.0.0/18	🇺🇸 US	ARIN	allocated
2605:35c0::/36	🇺🇸 US	ARIN	allocated

1-10 of 11

1 / 2

All 24 announced prefixes of AS6597 →

Downstream Customers(1)

ASN	Name
AS18792	🇺🇸MEME - Meme Holdings LLC

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS6597 hands its own prefixes to: transit providers, or peers at an exchange.

AS6939Hurricane Electric21
AS3257GTT BACKBONE GTT Communications3

Downstreams (6)

Networks whose own prefixes AS6597 passes on: usually its customers.

AS10419Globius Systems2
AS18792Meme Holdings2
AS395157In Touch Computer Services2
AS16671Coloblox Data Centers1
AS32788Coloblox Data Centers1
AS39937LTech Solutions1

Transfer History

Registry transfers of AS6597 between organisations.

AS6597M&A · 2016-09-23
Coloblox, LLC
🇺🇸 US ARIN
→
Coloblox Data Centers Inc
🇺🇸 US ARIN

Date	Resource	From	To	Type
2016-09-23	AS6597	Coloblox, LLC 🇺🇸 US ARIN	Coloblox Data Centers Inc 🇺🇸 US ARIN	M&A

ASPA

No ASPA0 upstreams, 1 downstream

Listed as Upstream Provider by

1 ASN

View full ASPA details →

External Links

ARIN Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
How to run an ASPA checkVerify the upstream providers listed above
IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/6597

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/6597" | jq