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CIDR
/24 · 256 IPs
ASN
Pentech Bilisim Teknolojileri Sanayi Ve Ticaret Limited Sirketi
Reverse DNS
ceiba.aca.ntu.edu.tw
Last scanned 20 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.

66/100
Moderate
How this score is built

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

DNS records

Reverse DNS (PTR)
ceiba.aca.ntu.edu.tw
Forward-confirmed (FCrDNS)
✗ Mismatch
PTR TTL
86400 s
Reverse DNS last checked
2026-07-18 18:29 UTC
Forward DNS last checked
2026-07-18 18:29 UTC

Forward DNS records for ceiba.aca.ntu.edu.tw

TypeValuePriorityTTL
A 103.64.12.178 172800s
A 104.168.65.178 172800s
A 146.70.24.184 172800s
A 149.210.159.110 172800s
A 157.254.223.135 172800s
A 172.245.93.249 172800s
A 173.244.210.168 172800s
A 185.106.21.55 60s
A 185.106.22.180 172800s
A 185.163.125.229 172800s
A 185.174.28.10 172800s
A 185.83.147.29 60s
A 192.210.198.222 172800s
A 192.210.198.234 172800s
A 192.227.181.66 172800s
A 192.227.213.212 172800s
A 192.3.182.186 172800s
A 198.23.159.196 172800s
A 198.46.141.238 172800s
A 199.66.90.82 172800s
A 212.83.158.26 172800s
A 23.19.195.200 172800s
A 23.19.195.201 60s
A 23.95.84.56 60s
A 31.56.39.191 172800s
A 45.89.245.134 60s
A 46.183.221.196 172800s
A 5.181.87.93 60s
A 5.196.119.1 172800s
A 51.161.109.32 172800s
A 51.79.123.3 172800s
A 69.162.92.101 172800s
A 69.162.92.98 172800s
A 77.90.40.161 172800s
A 77.90.40.164 172800s
A 84.16.240.224 60s
A 85.10.51.11 172800s
A 85.17.107.246 172800s
A 89.252.128.69 172800s
A 89.252.169.27 172800s
A 89.35.73.169 172800s
A 91.143.87.11 60s
A 92.60.77.6 172800s
A 95.173.161.106 172800s
A 95.173.161.108 172800s
TXT google-site-verification=DK2y7vkh-jVUY84NzbLEGPSuj2qOtzwDx8NuHLjRUac
TXT v=spf1 include:no-ip.com -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.

Network Allocation for 185.106.21.55

CIDR range
185.106.21.0/24
IP range (int)
3,110,737,152 — 3,110,737,407
Prefix length
/24
Organization
PENTECH BILISIM TEKNOLOJILERI SANAYI VE TICARET LIMITED SIRKETi
ASN
AS48678
ASN name
Pentech Bilisim Teknolojileri Sanayi Ve Ticaret Limited Sirketi
Location
Türkiye
Coordinates
41.021400, 28.994800
Accuracy radius
500 km
Regional Internet Registry
RIPE
Allocated
2015-06-24
Data source(s)
maxmind_asn, maxmind_city, maxmind_country, ipinfo_lite
Last updated
2026-06-13 00:05:26

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

Announced prefix
Origin AS
⚠ 3 origins (MOAS)
Announcement samples
78,324
Last seen
2026-07-19 14:28:22

Frequently Asked Questions

Who owns 185.106.21.55?

185.106.21.55 is allocated to PENTECH BILISIM TEKNOLOJILERI SANAYI VE TICARET LIMITED SIRKETi (AS48678), registered in Türkiye.

Where is 185.106.21.55 located?

The geolocation for 185.106.21.55 maps to Türkiye 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 185.106.21.55 on?

185.106.21.55 belongs to the 185.106.21.0/24 network block announced by AS48678. This range contains 256 addresses.

Does 185.106.21.55 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: 2026-07-19 13:43:06 UTC
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