अनुराग भाटिया / Anurag Bhatia
DNS, BGP, IPv6 and more!
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Airtel India - Europe routing issues

29-01-2026
isp-column
This post covers jump in latency between Airtel India and Europe since 8pm on 28 Jan 2026.

When BGP lies, the internet believes!

21-01-2026
isp-column
This post covers how fake routes appear in the BGP routing table

Opentofu + Tailscale = Bootstrapped DevOps environment with VPN

18-01-2026
DevOps
This post covers the concept of deploying VMs on Hetzner via Opentofu with tailscale pre-setup

NCMC design and technical limitations

04-01-2026
misc
This post covers idea of NCMC design and it’s limitations

Understanding multiple routes from same ASN

02-12-2025
isp-column
This post explains reasons for multiple routes towards a given prefix from same origin ASN

Mapping Starlink's global IP transit providers

24-10-2025
isp-column
This post covers Startlink’s mapping of IP transit providers around the world

BSNL drops IP transit from BSCCL Bangladesh

22-10-2025
isp-column
BSNL drops IP transit from BSCCL

Large scale optical switching at Google - AS15169

20-10-2025
networking
Post on Google’s use of optical switching in it’s datacenter

Remembering Shashank Dubey AKA Delhi Gateway

11-10-2025
my-life
Blog post about my good friend Shashank Dubey

Meta using XGS-PON in the datacenter

07-10-2025
networking
Blog post covering Meta’s talk at NANOG 94 about use of XGS-PON in datacenter for management network
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Recent Posts

  • Beyond 5G: The Two Biggest Challenges for India's Internet
  • RFC8950: Announce IPv4 with an IPv6 next-hop
  • Telegram BGP hijack due to weird blackholing config
  • Telegram prefixes hijack by Rcom AS18101
  • Mapping major CDNs across the globe

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