CIDR Range

36.89.0.0/18

16.4K IPs /18 PT Telekomunikasi Indonesia AS7713 Indonesia APNIC

Addresses

16,384

16.4K

IP Range

36.89.0.0

→ 36.89.63.255

Sub-ranges

50+

within this block

PTR Density

0.3%

41 of 16.4K IPs have PTR

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

81/100

Trusted

How this score is built

Baseline (neutral) 65
Long-established allocation (15y) +6
Has a reverse-DNS (PTR) record +5
Isp allocation +5
Trust score 81 / 100

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Ranges inside 36.89.0.0/18

CIDR	IPs	Organization	ASN	Country
36.89.0.0/20	4.1K	PT Telekomunikasi Indonesia	AS7713	ID
36.89.32.0/20	4.1K	PT Telekomunikasi Indonesia	AS7713	ID
36.89.24.0/21	2.0K	PT Telekomunikasi Indonesia	AS7713	ID
36.89.16.0/22	1.0K	PT Telekomunikasi Indonesia	AS7713	ID
36.89.56.0/22	1.0K	PT Telekomunikasi Indonesia	AS7713	ID
36.89.52.0/23	512	PT Telekomunikasi Indonesia	AS7713	ID
36.89.20.0/23	512	PT Telekomunikasi Indonesia	AS7713	ID
36.89.63.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.61.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.48.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.22.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.50.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.54.0/24	256	PT Telekomunikasi Indonesia	AS7713	ID
36.89.49.0/25	128	PT Telekomunikasi Indonesia	AS7713	ID
36.89.55.0/25	128	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.0/26	64	PT Telekomunikasi Indonesia	AS7713	ID
36.89.62.0/26	64	PT Telekomunikasi Indonesia	AS7713	ID
36.89.49.128/26	64	PT Telekomunikasi Indonesia	AS7713	ID
36.89.23.0/26	64	PT Telekomunikasi Indonesia	AS7713	ID
36.89.55.128/27	32	PT Telekomunikasi Indonesia	AS7713	ID
36.89.55.192/27	32	PT Telekomunikasi Indonesia	AS7713	ID
36.89.49.192/27	32	PT Telekomunikasi Indonesia	AS7713	ID
36.89.23.64/27	32	PT Telekomunikasi Indonesia	AS7713	ID
36.89.62.80/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.62.96/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.49.224/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.23.96/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.240/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.144/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.64/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.160/28	16	PT Telekomunikasi Indonesia	AS7713	ID
36.89.51.96/28	16	PT Telekomunikasi Indonesia	AS7713	ID

First and last addresses in 36.89.0.0/18

36.89.0.0/18 runs from 36.89.0.0 to 36.89.63.255.

First 16

36.89.0.0 36.89.0.1 36.89.0.2 36.89.0.3 36.89.0.4 36.89.0.5 36.89.0.6 36.89.0.7 36.89.0.8 36.89.0.9 36.89.0.10 36.89.0.11 36.89.0.12 36.89.0.13 36.89.0.14 36.89.0.15

Last 16

36.89.63.240 36.89.63.241 36.89.63.242 36.89.63.243 36.89.63.244 36.89.63.245 36.89.63.246 36.89.63.247 36.89.63.248 36.89.63.249 36.89.63.250 36.89.63.251 36.89.63.252 36.89.63.253 36.89.63.254 36.89.63.255

BGP Routing

Live BGP anomalies →

Not announced as an exact prefix — covered by the announced supernet 36.89.0.0/17.

Announced prefix

36.89.0.0/17

Origin AS

AS7713

Announcement samples

46,403

Last seen

2026-10-27 12:31:36

Frequently Asked Questions

What is 36.89.0.0/18?

36.89.0.0/18 is a CIDR network block containing 16,384 IPv4 addresses (from 36.89.0.0 to 36.89.63.255). CIDR notation combines an IP address with a prefix length to define a range of addresses.

Who owns the 36.89.0.0/18 network?

The 36.89.0.0/18 range is allocated to PT Telekomunikasi Indonesia and announced via AS7713 from Indonesia.

Last updated: 2026-10-27 13:09:05 UTC