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Singapore (SG)RPKI 60%

Ranked #19 worldwide by IPv4 address space.

IPv4 held

27.8M

1.7 × /8

IPv6 held

2.3B

/48 blocks

AS numbers

710

allocated

World rank

#19

by IPv4

Deep profile

How Singapore ranks worldwide on dormant space, the transfer market, routing security and address density.

All rankings →

Dark IPv4

#5 of 241

Allocated but unrouted

Net buyer

+20.8M

Net buyer · #3 of 241

RPKI rank

#25 of 49

By IPv4 ROA coverage

Per-capita rank

#2 of 241

4.60 IPs / person

IPv6 adoption

APNIC-measured end-user deployment.

Capable27.8%

Preferred23.8%

Routing hygiene

Clean prefixes (valid RPKI + IRR, no mismatch).

71/100

2,700 clean of 10,576 prefixes

55 RPKI-invalid

Resource history

Cumulative IPv4, IPv6, and ASN allocations to Singapore over time.

Top 10 local networks

The largest autonomous systems registered to Singapore by IPv4 footprint.

All networks →

AS	Holder	IPv4	Prefixes
AS9506SG	SINGTEL-FIBRE - Singtel Fibre Broadband	1.4M	356
AS63949SG	AKAMAI-LINODE-AP - Akamai Connected Cloud	1.3M	443
AS4657SG	STARHUB-INTERNET - StarHub Ltd	831.7K	247
AS3758SG	SINGNET - SingNet	798.5K	382
AS55430SG	STARHUB-NGNBN - Starhub Ltd	741.9K	269

Routing security (RPKI)

Share of announced address space covered by valid Route Origin Authorizations.

ipv4RPKI 60%

4,237 valid53 invalid4,056 not found6.6M / 11M addrs

ipv6RPKI 73%

1,304 valid2 invalid924 not found17.1M / 23.4M addrs

Networks in this country

718 autonomous systems registered to Singapore. Click an AS for detail.

AS	Holder	IPv4 ↓	IPv6 /48	Prefixes
AS9506SG	SINGTEL-FIBRE - Singtel Fibre Broadband	1.4M	610K	356
AS63949SG	AKAMAI-LINODE-AP - Akamai Connected Cloud	1.3M	2.3M	443
AS4657SG	STARHUB-INTERNET - StarHub Ltd	831.7K	327.7K	247
AS3758SG	SINGNET - SingNet