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Our Data Center

Pitbull Mail Gateway runs inside Kuzey Data Center's Tier III facility in Çekmeköy, Istanbul — redundant power, multi-carrier connectivity and 24/7 physical security keep your mail traffic within Turkey.

Kuzey Veri Merkezi TIER III
1MW
Güç
N+1
Yedek
24/7
NOC
Power · UPSOK
Cooling · CRACOK
Network · Multi-carrierOK
Physical SecurityARMED
ISO 27001 PCI-DSS KVKK
Tier III
Data center standard
1,200 m²
Total facility area
1 MW
Power capacity
99.99%
Target uptime SLA

Local Infrastructure with Kuzey Data Center

Pitbull Secure Mail Gateway cloud filtering clusters run inside the Kuzey Data Center Tier III facility in Çekmeköy, Istanbul — a dedicated building operated by Kuzey Veri Merkezi A.Ş. Active since September 2022, the site spans 1,200 m² including 600 m² of white space, with fully redundant power and network design.

To meet the low-latency, high-availability and data-residency requirements of email security, Pitbull hosts filtering, quarantine and reporting layers within this facility. Multi-carrier connectivity optimizes MX traffic from across Turkey.

Facility Highlights

  • Tier III design: Concurrent maintainability — planned maintenance without service interruption.
  • Redundant power: N+1 UPS and generator infrastructure; 1 MW total power capacity.
  • Cooling: Redundant CRAC systems with continuous temperature and humidity control.
  • Multi-carrier: Redundant internet and cross-connect from all major operators inside the data center.
  • Location: Çekmeköy, Istanbul — easily accessible, close to major transport links.

Security & Compliance

  • PCI-DSS aligned physical security: Biometric access, smart-card authentication, secure cages and cabinets.
  • 24/7 monitoring: CCTV, motion detection and comprehensive access audit logs.
  • Fire suppression: Novec 1230 gas-based automatic suppression with early-warning detectors.
  • Certifications: Processes aligned with ISO 27001, ISO 9001, ISO 14001, ISO 45001 and ISO 22301.
  • Data residency: Email metadata and customer records are processed within Turkey.

What This Means for Pitbull

Because our mail gateway runs on this infrastructure, spam filtering, antivirus scanning, quarantine and outbound protection benefit from uninterrupted power, redundant networking and physical security. Smart queue management keeps mail flowing even during server outages or planned maintenance.

ESP & High-Volume Sending

Dedicated Mail Gateway Solutions for ESPs

Delivery control, IP reputation management, security filtering and operational visibility for high-volume email platforms.

For ESPs and high-volume email platforms, delivery success, IP reputation and operational visibility are critical. Pitbull Mail Security provides provider-based delivery control, transport pool management, reputation signal monitoring and advanced log visibility for these environments.

Major recipient platforms: Microsoft, Google, Yahoo, Apple, Comcast, AT&T, Zoho, Proofpoint, Mimecast, Barracuda, Yandex, Mail.ru, Proton, GMX, Orange, Fastmail

+6

Local infrastructure strength

ESP Infrastructure Strength in a Tier III Data Center

Pitbull Mail Security production runs at Kuzey Data Center Tier III in Çekmeköy, Istanbul. For ESPs and high-volume sending platforms this means low latency, redundant power, multi-carrier connectivity and KVKK-compliant data residency.

Explore our data center →
Tier III
Concurrent maintainability facility
99.99%
Target uptime SLA
1 MW
Redundant power capacity
KVKK
In-country data processing
24/7
Physical security & NOC
Multi-carrier
Connectivity from all operators

Provider-Based Delivery Management

Track and manage traffic to major recipient platforms such as Microsoft, Gmail, Yahoo and iCloud separately. Queues, temporary errors and reputation signals per provider are clearly visible.

IP Reputation Management

Delivery speed and egress lines can be managed in a controlled way to protect new or existing sending IP reputation. Sudden volume spikes and overload on a single IP are reduced.

Transport Pool Auto Balancer

Traffic can be distributed in a controlled way across multiple sending IPs or egress lines. New IPs can be rolled out gradually; lines showing risk signals can be temporarily slowed.

Smart Retry & Queue Control

Messages can be retried in a controlled way during temporary delivery issues, recipient-side congestion or reputation signals — so temporary problems do not become permanent mail loss.

Per-Customer Traffic Monitoring

Mail traffic becomes more visible in ESP setups managing multiple customers or domains. It is easier to analyse where volume or risk arises per customer, domain or sender.

Outbound Abuse & Anomaly Monitoring

Compromised accounts, unusual send spikes or suspicious outbound behaviour can be detected earlier — helping ESPs protect their IP reputation and customer network.

Quarantine & False Positive Management

Quarantine review, bulk release and trusted false positive learning help manage false positives. Operations teams can release clean mail faster.

Advanced Logging & Forensic Visibility

Delivery issues, provider responses, queue movements and security decisions become more visible. IT and operations teams can answer “why didn’t the mail send?” faster.

Enterprise Policy Layer

SPF, DKIM, DMARC, RBL, phishing, malware, reputation and content signals can be managed with central policy logic — tailored security policies per customer need.

Data Center & Operator Use

Provides central management, visibility and safe delivery operations for data center and service provider setups managing multiple gateways, customers or domains.

Pitbull Mail Security is not just a security layer for ESPs — it is a mail gateway platform that delivers delivery success, IP reputation and operational visibility.

What Can ESPs Use Pitbull Mail Security For?

  • ✓ Manage bulk email delivery more controllably
  • ✓ Reduce IP reputation risks
  • ✓ Monitor Microsoft/Gmail and other major provider issues separately
  • ✓ Gradually roll out new sending IPs
  • ✓ Reduce mail loss during temporary blocks
  • ✓ Monitor per-customer sending behaviour
  • ✓ Detect outbound abuse and compromised account risks earlier
  • ✓ Speed up quarantine and false positive operations
  • ✓ Review delivery and security logs in one panel
  • ✓ Standardize operations across data center or multi-gateway setups
Let's plan a dedicated Pitbull Mail Security architecture for your ESP infrastructure
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