ISP & Network Engineering • AS57269 • Verified 2026

Protect Your Devices on DIGI Mobil Fibra Smart 10Gbps Spain From ARP Spoofing, Sniffing & Unknown Intruders

Experiencing slowdowns or connection drops on DIGI Mobil Fibra Smart 10Gbps Spain (AS57269 • XGS-PON / CGNAT (100.64.0.0/10)) during 19:30–23:00 CET? Shared or weakly secured Wi-Fi networks expose unencrypted DNS queries, mDNS device names, and session traffic to local packet capture and rogue access points. SWEEPR VPN combines a 30-second local ARP/mDNS device audit with instant 10Gbps WireGuard encryption and in-tunnel DNS (`10.66.0.1`) so local snoopers see zero plaintext metadata.

Run the Free 30-Second Home Wi-Fi & ISP Speed Diagnostic

Featherlight ~3.7 MB native Rust + Tauri v2 app • No credit card required for Wi-Fi device scanner • £1.99 1st-Month Pro Trial

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Unprotected DIGI Mobil Fibra Smart 10Gbps Spain

Plaintext DNS & LAN Exposure

With SWEEPR 10Gbps WireGuard

ChaCha20-Poly1305 Encrypted

Recommended WireGuard MTU

1420 Bytes (Zero DNS / WebRTC Leaks)

Why DIGI Mobil Fibra Smart 10Gbps Spain (AS57269) Suffers From From ARP Spoofing, Sniffing & Unknown Intruders

On DIGI Mobil Fibra Smart 10Gbps Spain (XGS-PON / CGNAT (100.64.0.0/10)), residential and mobile gateways frequently encounter Aggressive CGNAT UDP port limits and Madrid ESpanix backhaul spikes between 19:30–23:00 CET. Standard unencrypted TCP/UDP flows expose plaintext Server Name Indication (SNI) headers, destination ASNs, and packet timing signatures that automated network queues classify and deprioritize.

Furthermore, using a default 1500-byte or uncalibrated VPN tunnel on DIGI Mobil Fibra Smart 10Gbps Spain triggers IP packet fragmentation unless your WireGuard interface is pinned to MTU = 1420.

How SWEEPR VPN Solves This on DIGI Mobil Fibra Smart 10Gbps Spain

Direct 10Gbps LINX & AMS-IX Peering: Instead of traversing congested retail transit links on AS57269, SWEEPR VPN routes your encrypted UDP stream directly to our 10Gbps RAM-only bare-metal nodes in UK-LON-01 (4ms), NL-AMS-01 (8ms), DE-FRA-01 (11ms), and SE-STO-01 (14ms).
Auto-Calibrated 1420 Byte MTU: SWEEPR VPN automatically detects XGS-PON / CGNAT (100.64.0.0/10) path overhead and clamps your WireGuard tunnel to MTU = 1420 with PersistentKeepalive = 25.
In-Tunnel Zero-Log DNS (10.66.0.1): Bypasses DIGI Mobil Fibra Smart 10Gbps Spain transparent DNS proxies and NXDOMAIN interception completely.
Free 30-Second Home Wi-Fi Device Scanner: Instantly audits every phone, laptop, IoT plug, and Smart TV connected to your DIGI Mobil Fibra Smart 10Gbps Spain router subnet.

Recommended WireGuard Profile for DIGI Mobil Fibra Smart 10Gbps Spain (AS57269)

[Interface]
# SWEEPR VPN 10Gbps RAM-Only Profile optimized for DIGI Mobil Fibra Smart 10Gbps Spain (XGS-PON / CGNAT (100.64.0.0/10))
PrivateKey = <GENERATED_ON_DEVICE_NEVER_LEAVES_RAM>
Address = 10.66.18.42/32
DNS = 10.66.0.1
MTU = 1420

[Peer]
# UK-LON-01 (London Docklands 10Gbps • 4ms Direct Peering)
PublicKey = 9xK2vP8mQ4nL7wR1tY5uI8oP3aS6dF9gH2jK5lZ8xC0=
Endpoint = lon01.sweeprvpn.com:51820
AllowedIPs = 0.0.0.0/0, ::/0
PersistentKeepalive = 25

Transparent Anchor Pricing & 30-Day Money-Back Guarantee

Unlike legacy VPNs that trap you in 24-month renewals or 250 MB bloated installers, SWEEPR VPN offers straightforward pricing with an instant free 30-second Home Wi-Fi Device Scanner:

Plan Tier	Billing Cycle	Effective Monthly Cost	Included Features
Yearly Plan (Core Cash Cow — Save 50%)	£74.99 / year ($95.99 USD \| €89.99 EUR)	£6.25 / mo	10Gbps RAM-Only WireGuard (UK, NL, DE, SE, CH, US), 10 Devices, Kernel Kill-Switch, 30-Day Guarantee
6-Monthly Plan (Mid-Tier Anchor — Save 35%)	£48.99 / 6 months ($61.99 USD \| €58.99 EUR)	£8.17 / mo	All 10Gbps WireGuard Core Locations, In-Tunnel DNS, Port-Forwarding & Streaming Support
Monthly Plan (Flexible + £1.99 1st Month)	£1.99 1st Month, then £12.49 / mo	£12.49 / mo	Cancel anytime in 1 click, full 10Gbps WireGuard & Wi-Fi diagnostic access
SWEEPR Wi-Fi Radar & Smart-TV Shield Add-On	+£14.99/yr \| +£9.99/6mo \| +£1.99/mo	Optional Add-On	24/7 Unknown Wi-Fi Intruder Alerts + Samsung/LG/Sony/Roku/Fire TV ACR Spy Blocker

Frequently Asked Questions

What is the best WireGuard MTU setting for DIGI Mobil Fibra Smart 10Gbps Spain?

For DIGI Mobil Fibra Smart 10Gbps Spain (XGS-PON / CGNAT (100.64.0.0/10)), setting your WireGuard interface to MTU 1420 prevents IP packet fragmentation and PMTUD blackholes while maximizing 10Gbps throughput.

Does SWEEPR VPN work with DIGI Mobil Fibra Smart 10Gbps Spain routers and Wi-Fi mesh systems?

Yes. You can run the ~3.7 MB SWEEPR VPN native app on Windows 10/11, macOS, Linux, iOS, and Android, or export a standard WireGuard .conf file for OpenWrt, GL.iNet, Asuswrt-Merlin, MikroTik, and UniFi gateways connected to DIGI Mobil Fibra Smart 10Gbps Spain.

Is the 30-second Home Wi-Fi Scanner really free on DIGI Mobil Fibra Smart 10Gbps Spain?

Yes. Downloading SWEEPR VPN includes our instant 30-second LAN ARP/mDNS device scanner at zero cost (no credit card required), showing every device and Smart TV on your DIGI Mobil Fibra Smart 10Gbps Spain Wi-Fi.