cloud.debian.org - dns.ninja

`cloud.debian.org`

CNAME	`mirror.accum.se`
DNSSEC	⚠️ Not signed
A	2001:6b0:19::163^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
		PTR	`tutankhamon.ftp.ac2.se`
A	2001:6b0:19::165^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
A	2001:6b0:19::173^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
A	194.71.11.163^{🇸🇪 UNSPECIFIED194.71.11.0/24 ftp-archive}
A	194.71.11.165^{🇸🇪 UNSPECIFIED194.71.11.0/24 ftp-archive}
A	194.71.11.173^{🇸🇪 UNSPECIFIED194.71.11.0/24 ftp-archive}
MX	`mail.ac2.se` ⭐
		A	2001:6b0:e:2018::156^{🇸🇪 SUNET2001:6b0::/32 The Swedish University Network}
			PTR	`mail.acc.umu.se`
		A	130.239.18.156^{🇸🇪 SUNET-UMU130.239.0.0/16 UMUNET}
			PTR	`mail.acc.umu.se`

`debian.org`

	DNSSEC	🔒 Signed (DS record present)
	A	2a04:4e42::644^{🇺🇸 Fastly2a04:4e42::/48}
	A	2a04:4e42:200::644^{🇺🇸 Fastly2a04:4e42:200::/48}
	A	2a04:4e42:400::644^{🇺🇸 Fastly2a04:4e42:400::/48}
	A	2a04:4e42:600::644^{🇺🇸 Fastly2a04:4e42:600::/48}
	A	151.101.2.132^{🇺🇸 Fastly151.101.0.0/22}
	A	151.101.66.132^{🇺🇸 Fastly151.101.64.0/22}
	A	151.101.130.132^{🇺🇸 Fastly151.101.128.0/22}
	A	151.101.194.132^{🇺🇸 Fastly151.101.192.0/22}
	NS	`denis.debian.org` ⭐
	NS	`dns4.easydns.info`
	NS	`nsp.dnsnode.net`
	NS	`sec1.rcode0.net`
	NS	`sec2.rcode0.net`
	MX	`mailly.debian.org` ⭐
	MX	`mitropoulos.debian.org` ⭐
	MX	`muffat.debian.org` ⭐
	TXT	`google-site-verification=3u3n3jrPTlPrumIxQAl4r0utY6hrkj1_DSvdxjiTSP8`
	TXT	`v=spf1 include:_spf.debian.org ~all`
	TXT	`google-site-verification=ZvQZs5Pg8s0z1QdrC74DIZ1J4dPTNcQa8t6apDWXEyc`
	SOA	`denis.debian.org`hostmaster@debian.org 2026-07-24 #21

WOT: SAFE (95/100)
rank #113 globally
rank #16 in the tld

debian.org

Debian.org is the official website of the Debian Project, the community that develops the Debian GNU/Linux operating system.

Key facts

Owner / operator: Debian Project (registered to Software in the Public Interest, Inc.)
TLD:.org— gTLD
Primary purpose: Distribution and development of the Debian GNU/Linux operating system
Status: active

History

Year	Event
1993	Debian Project founded
1996	First official Debian release (Debian 1.0)
2008	Debian Project became a member of Software in the Public Interest (SPI)

Semrush Rank:#13,837 Keywords:95,018 Traffic:164,463/mo
WOT: SAFE (95/100)
📈 Tranco rank: #296

Debian - The Universal Operating System

Debian is a complete, free operating system built and maintained by a global community of volunteers. Founded in 1993 by Ian Murdock, it is one of the oldest and most influential Linux distributions. The project operates under the guidance of Software in the Public Interest, Inc. (SPI), a non-profit organization that provides legal and financial support for free software projects. Debian's philosophy emphasizes freedom, stability, and community-driven development.

Key Features

100% Free Software - All components are open source with publicly available code
Massive Package Repository - Over 59,000 packages available in the official repositories
Universal Compatibility - Supports multiple architectures including amd64, arm64, i386, and more
Stable Release Cycle - Known for thoroughly tested, rock-solid releases
Foundation for Other Distros - Ubuntu, Linux Mint, and many others are based on Debian

Infrastructure

Web Hosting: Served via Fastly CDN (AS54113) across multiple global edge locations

Nameservers:

dns4.easydns.info (EasyDNS)
nsp.dnsnode.net (Netnod)
sec1.rcode0.net, sec2.rcode0.net (nic.at)
denis.debian.org (authoritative)

Mail Servers:

mailly.debian.org (BELNET, Belgium)
mitropoulos.debian.org (GRNET, Greece)
muffat.debian.org (ISC, USA)

The domain is DNSSEC-signed with a verified chain of trust. Current stable release is Debian 13 "Trixie" (August 2025).

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DNS History

1 record (1 active, 0 former)

●CNAMEmirror.accum.se2026-03-22 → 2026-07-24 · 2 obs

● 2026-03-22 11:35:54
● 2026-07-24 13:11:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
debian.org	sec2.rcode0.net, dns4.easydns.info, nsp.dnsnode.net, sec1.rcode0.net	-

✅ Authoritative Response

Server:176.97.158.100

NS records: sec2.rcode0.net, dns4.easydns.info, nsp.dnsnode.net, sec1.rcode0.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 469ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`mirror.accum.se`

Analysis

IP Addresses

cloud.debian.org directs to 6 IP numbers: 194.71.11.163, 194.71.11.165, 194.71.11.173 and 3 other.

Two other host names, along with ftp.accum.se, mirror.ac2.se and hammurabi.mirror.accum.se, also share IP numbers with cloud.debian.org.

Mail Servers

The sole mail server for cloud.debian.org is mail.ac2.se.

Among the domains sharing a mail server setup with cloud.debian.org are nostromo.ac2.se, irc1.ac2.se, churchill.acc.umu.se and two others.

The host mail.ac2.se resolves to 130.239.18.156 and 2001:6b0:e:2018::156 — two IP addresses.