ResearchRouting table, looking glass, RPKI & IRR

203.170.18.0/23 Comptroller General's Department

Announced by AS45533 Comptroller General's Department. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.170.18.0/23

Prefix
203.170.18.0/23
Origin
AS45533 CGD-AS-TH-AP
RPKI
RPKI not found
Size
512 addresses
Less specific
203.170.16.0/22 AS45533 CGD-AS-TH-AP
More specifics
2
IRR route objects
10 exact, 10 covering
In RouteViews
2026-10-14 20:02 UTC
Paths

How 203.170.18.0/23 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 38082 4618 45533
OriginAS45533 Comptroller General's Department
Origin codeIGP
Communities174:21201 174:22038 36601:150 36601:174 36601:2001
Updated6d 19h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 58453 38082 4618 45533
OriginAS45533 Comptroller General's Department
Origin codeIGP
Communities903:900 903:13760
Updated2d 20h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4651 4618×4 45533
OriginAS45533 Comptroller General's Department
Origin codeIGP
Communities36295:100
Updated7d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 38082 4618 45533
OriginAS45533 Comptroller General's Department
Origin codeIGP
Communities174:21201 174:22038
Updated7d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 38082 4618 45533
OriginAS45533 Comptroller General's Department
Origin codeIGP
Communities174:21201 174:22038 36295:100 36295:174
Updated10d 21h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
203.170.18.0/23AS4618 INET-TH-ASNTTCOMProxy-registered route objectMAINT-AS9304
203.170.18.0/23AS38082 IIT-TIG-AS-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.18.0/23AS45533 CGD-AS-TH-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.18.0/23AS45629 JASTEL-NETWORK-TH-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.18.0/23AS4618 INET-TH-ASRADBProxy-registered route objectMAINT-AS9304
203.170.18.0/23AS4653 DATA3-AURADBAS 4653MAINT-AS9318
203.170.18.0/23AS38040 GLOBAL-TRANSIT-TOT-IIG-THRADBAS 38040MAINT-AS9318
203.170.18.0/23AS38082 IIT-TIG-AS-APRADBCMI (Customer Route)MAINT-AS58453
203.170.18.0/23AS45533 CGD-AS-TH-APRADBCAT route object for CAT TelecomMAINT-THIX-CAT-TH
203.170.18.0/23AS45629 JASTEL-NETWORK-TH-APRADBCMI (Customer Route)MAINT-AS58453
203.170.16.0/22 coveringAS4618 INET-TH-ASNTTCOMProxy-registered route objectMAINT-AS9304
203.170.16.0/22 coveringAS38082 IIT-TIG-AS-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.16.0/22 coveringAS45533 CGD-AS-TH-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.16.0/22 coveringAS45629 JASTEL-NETWORK-TH-APNTTCOMCMI IP TransitMAINT-CMI-INT-HK
203.170.16.0/22 coveringAS4618 INET-TH-ASRADBProxy-registered route objectMAINT-AS9304
203.170.16.0/22 coveringAS4653 DATA3-AURADBAS 4653MAINT-AS9318
203.170.16.0/22 coveringAS38040 GLOBAL-TRANSIT-TOT-IIG-THRADBAS 38040MAINT-AS9318
203.170.16.0/22 coveringAS38082 IIT-TIG-AS-APRADBCMI (Customer Route)MAINT-AS58453
203.170.16.0/22 coveringAS45533 CGD-AS-TH-APRADBCAT route object for CAT TelecomMAINT-THIX-CAT-TH
203.170.16.0/22 coveringAS45629 JASTEL-NETWORK-TH-APRADBCMI (Customer Route)MAINT-AS58453
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

203.170.16.0/22 AS45533 CGD-AS-TH-AP
More specific

Prefixes inside 203.170.18.0/23

2 announced prefixes fall inside this one.

Show the 2 prefixes
203.170.18.0/24 AS45533 CGD-AS-TH-AP203.170.19.0/24 AS45533 CGD-AS-TH-AP
Tools

Check 203.170.18.0/23 live

Looking glassIP to ASN APIRPKI APIIRR API