ASN AS33645 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33645?

AS33645 is listed under ODYSSEY RE HOLDINGS CORP.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS33645 ODYSSEY RE HOLDINGS CORP

ASN Lookup Tool

ODYSSEY RE HOLDINGS CORP odysseyre.com

US 3 Routes

AS Data

AS33645

AS33645 – ODYSSEY RE HOLDINGS CORP

AS Number	33645
AS Name	ODYSSEYRE
Organization	ODYSSEY RE HOLDINGS CORP(orhc-1)
Country	US
Website	odysseyre.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2012-11-09

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Use ASN data for AS33645 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
47.19.109.0/24	AS33645	ODYSSEY RE HOLDINGS CORP	ODYSSEY	256
161.38.251.0/24	AS33645	ODYSSEY RE HOLDINGS CORP	ODYSSEY RE HOLDINGS CORP	256
208.215.188.0/24	AS33645	ODYSSEY RE HOLDINGS CORP	Odyssey America Reinsurance Corporation	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       33645
ASName:         ODYSSEYRE
ASHandle:       AS33645
RegDate:        2012-11-09
Updated:        2012-11-09    
Ref:            https://rdap.arin.net/registry/autnum/33645


OrgName:        ODYSSEY RE HOLDINGS CORP
OrgId:          ORHC-1
Address:        300 First Stamford Place
City:           Stamford
StateProv:      CT
PostalCode:     06902
Country:        US
RegDate:        2012-10-10
Updated:        2023-09-20
Ref:            https://rdap.arin.net/registry/entity/ORHC-1


OrgAbuseHandle: MCNEI7-ARIN
OrgAbuseName:   McNeil, John 
OrgAbusePhone:  +1-203-252-4167 
OrgAbuseEmail:  JMcNeil@OdysseyRe.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MCNEI7-ARIN

OrgTechHandle: MCNEI7-ARIN
OrgTechName:   McNeil, John 
OrgTechPhone:  +1-203-252-4167 
OrgTechEmail:  JMcNeil@OdysseyRe.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MCNEI7-ARIN

OrgNOCHandle: CEREM-ARIN
OrgNOCName:   Ceremisinovs, Alex 
OrgNOCPhone:  +1-203-965-7923 
OrgNOCEmail:  ACeremisinovs@odysseygroup.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CEREM-ARIN

OrgRoutingHandle: MCNEI7-ARIN
OrgRoutingName:   McNeil, John 
OrgRoutingPhone:  +1-203-252-4167 
OrgRoutingEmail:  JMcNeil@OdysseyRe.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MCNEI7-ARIN

OrgDNSHandle: CEREM-ARIN
OrgDNSName:   Ceremisinovs, Alex 
OrgDNSPhone:  +1-203-965-7923 
OrgDNSEmail:  ACeremisinovs@odysseygroup.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/CEREM-ARIN

OrgAbuseHandle: CEREM-ARIN
OrgAbuseName:   Ceremisinovs, Alex 
OrgAbusePhone:  +1-203-965-7923 
OrgAbuseEmail:  ACeremisinovs@odysseygroup.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CEREM-ARIN

OrgRoutingHandle: CEREM-ARIN
OrgRoutingName:   Ceremisinovs, Alex 
OrgRoutingPhone:  +1-203-965-7923 
OrgRoutingEmail:  ACeremisinovs@odysseygroup.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CEREM-ARIN

OrgTechHandle: CEREM-ARIN
OrgTechName:   Ceremisinovs, Alex 
OrgTechPhone:  +1-203-965-7923 
OrgTechEmail:  ACeremisinovs@odysseygroup.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CEREM-ARIN

OrgTechHandle: LEWIS94-ARIN
OrgTechName:   Lewis, Heather 
OrgTechPhone:  +1-212-586-1598 
OrgTechEmail:  hlewis@corporatecomputersol.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LEWIS94-ARIN

OrgNOCHandle: MCNEI7-ARIN
OrgNOCName:   McNeil, John 
OrgNOCPhone:  +1-203-252-4167 
OrgNOCEmail:  JMcNeil@OdysseyRe.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/MCNEI7-ARIN

OrgDNSHandle: MCNEI7-ARIN
OrgDNSName:   McNeil, John 
OrgDNSPhone:  +1-203-252-4167 
OrgDNSEmail:  JMcNeil@OdysseyRe.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/MCNEI7-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS6461	Zayo Bandwidth	US