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CIDR
/23 · 512 IPs
ASN
Fidelity National Information Services, Inc.
Reverse DNS
www.syndtrak.com
Last scanned 16 hr 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.

81/100
Trusted
How this score is built

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

DNS records

Reverse DNS (PTR)
www.syndtrak.com
Forward-confirmed (FCrDNS)
Not checked
PTR TTL
600 s
Reverse DNS last checked
2026-09-15 17:46 UTC

Forward DNS records for www.syndtrak.com

TypeValuePriorityTTL
A 104.77.110.145 20s
A 104.77.110.149 20s
A 173.223.234.151 20s
A 173.223.234.154 20s
A 173.223.234.200 20s
A 173.223.234.210 20s
A 184.25.255.52 172800s
A 184.25.255.58 172800s
A 2.18.67.132 172800s
A 2.18.67.147 172800s
A 23.12.144.214 172799s
A 23.12.145.136 172799s
A 23.12.145.144 172799s
A 23.12.147.73 172799s
A 23.12.147.74 172800s
A 23.12.147.77 172800s
A 23.200.88.56 172800s
A 23.200.88.70 172800s
A 23.201.96.151 172785s
A 23.201.96.154 172785s
A 23.206.172.20 20s
A 23.206.172.32 20s
A 23.206.172.36 20s
A 23.206.172.40 20s
A 23.206.172.49 20s
A 23.206.172.72 20s
A 23.210.216.158 172800s
A 23.210.216.169 172800s
A 23.212.249.201 172800s
A 23.212.249.209 172800s
A 23.212.251.139 172800s
A 23.212.251.145 172800s
A 23.213.53.51 20s
A 23.213.53.72 20s
A 23.214.22.137 172799s
A 23.214.22.143 172799s
A 23.216.147.136 20s
A 23.216.147.138 20s
A 23.219.2.134 20s
A 23.219.2.138 20s
A 23.221.212.51 20s
A 23.221.212.61 20s
A 23.221.227.202 172800s
A 23.221.227.210 172800s
A 23.41.4.73 20s
A 23.41.4.91 20s
A 23.48.104.197 172800s
A 23.48.104.200 172800s
A 23.48.203.142 172799s
A 23.48.203.143 172799s
A 23.48.203.19 172800s
A 23.48.203.4 172800s
A 23.48.224.198 172800s
A 23.48.224.209 172800s
A 23.49.248.27 20s
A 23.49.248.33 20s
A 23.49.248.38 20s
A 23.50.115.200 20s
A 23.50.115.202 20s
A 23.53.35.139 172800s
A 23.53.35.147 172800s
A 23.66.127.136 20s
A 23.66.127.150 20s
A 23.66.3.16 20s
A 23.66.3.9 20s
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.

Network Allocation for 156.55.177.13

CIDR range
156.55.176.0/23
IP range (int)
2,620,895,232 — 2,620,895,743
Prefix length
/23
Organization
Fidelity National Information Services, Inc.
ASN
AS18434
ASN name
Fidelity National Information Services, Inc.
Location
United States
Coordinates
37.751000, -97.822000
Accuracy radius
1000 km
Regional Internet Registry
ARIN
Allocated
1991-12-09
Data source(s)
maxmind_asn, ipinfo_lite, maxmind_city, maxmind_country
Last updated
2026-07-10 00:20:18

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

Announced prefix
Origin AS
Announcement samples
22,485
Last seen
2026-09-16 09:37:20

RIR Ownership History

Atom feed ⇲

Allocation changes captured weekly from regional internet registry (RIR) delegation files for ranges that have contained this IP.

Date Event From To
2026-05-10 New Allocation US

See the full history for 156.55.128.0/18.

Frequently Asked Questions

Who owns 156.55.177.13?

156.55.177.13 is allocated to Fidelity National Information Services, Inc. (AS18434), registered in United States.

Where is 156.55.177.13 located?

The geolocation for 156.55.177.13 maps to 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 156.55.177.13 on?

156.55.177.13 belongs to the 156.55.176.0/23 network block announced by AS18434. This range contains 512 addresses.

Does 156.55.177.13 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: 2026-09-16 09:44:23 UTC
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