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CIDR
/24 · 256 IPs
ASN
Rices Privately owned enterprise
Reverse DNS
top-books.org
Last scanned 4 days ago
Blocklisted
Checking…
Scanning blocklists

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.

43/100
Caution
How this score is built
Threat-intel listings
⚠ Spamhaus ASN-DROP

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
top-books.org
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
3600 s
Reverse DNS last checked
2026-09-18 21:56 UTC

Forward DNS records for top-books.org

TypeValuePriorityTTL
A 157.20.27.137 172800s
A 185.243.99.174 172800s
A 185.243.99.239 172800s
A 85.117.242.195 172800s
MX mail.top-books.org 1
MX topbooks-org0i.mail.protection.outlook.com 0
NS launch1.spaceship.net
NS launch2.spaceship.net
TXT MS=ms72744526
TXT v=DMARC1; p=quarantine; rua=mailto:dmark@top-books.org; sp=none
TXT v=spf1 include:spf.protection.outlook.com -all
TXT v=spf1 ip4:185.243.99.239 ip4:185.243.99.241 ip4:185.243.99.240 ~all
TXT v=spf1 ip4:185.243.99.240 ip4:185.243.99.239 ip4:185.243.99.241 ~all
every IP & sub-domain we've seen under this domain

Reverse & forward DNS collected by the WorldIP scanner fleet — FCrDNS confirms the PTR hostname resolves back to this IP.

Reverse DNS history

How this IP's reverse DNS (PTR) has changed over time, from our scans.

  1. top-books.org — Jul 9, 2026 → present
  2. avtoinstruktor.pro stable — Jun 1, 2026 → Jul 9, 2026

Network Allocation for 185.243.99.239

CIDR range
185.243.99.0/24
IP range (int)
3,119,735,552 — 3,119,735,807
Prefix length
/24
Organization
Rices Privately owned enterprise
ASN
AS48693
ASN name
Rices Privately owned enterprise
Location
Rockland, New York, United States
Coordinates
41.099100, -74.008000
Accuracy radius
20 km
Postal code
10954
Regional Internet Registry
RIPE
Allocated
2018-01-26
Data source(s)
maxmind_city, maxmind_country, maxmind_asn, ipinfo_lite
Last updated
2026-08-11 04:08:25

Origin AS announcing the most-specific prefix that covers this IP, observed across our RIPE RIS collectors.

Announced prefix
Origin AS
Announcement samples
21,238
Last seen
2026-09-19 02:34:24

Frequently Asked Questions

Who owns 185.243.99.239?

185.243.99.239 is allocated to Rices Privately owned enterprise (AS48693), registered in Rockland, United States.

Where is 185.243.99.239 located?

The geolocation for 185.243.99.239 maps to Rockland, United States based on MaxMind GeoLite2 data. Accuracy depends on the provider and may represent the ISP's regional hub rather than the exact endpoint.

What network is 185.243.99.239 on?

185.243.99.239 belongs to the 185.243.99.0/24 network block announced by AS48693. This range contains 256 addresses.

Does 185.243.99.239 have a reverse DNS record?

Reverse DNS (PTR) records are resolved live when you visit this page. If a PTR record exists, it appears in the Reverse DNS field above. PTR records map IP addresses back to hostnames and are commonly used for email authentication and network diagnostics.

Neighbors

Other addresses in the same /24.

Related

Last updated: 2026-09-15 17:17:55 UTC
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