linux.do - dns.ninja

`linux.do`

DNSSEC	⚠️ Not signed
A	2606:4700:10::6814:10ea^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:10::ac42:a63d^{🇺🇸 Cloudflare2606:4700:10::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.20.16.234^{Cloudflare104.20.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.66.166.61^{🇺🇸 Cloudflare172.66.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dahlia.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a59^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dahlia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c059^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dahlia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2059^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dahlia.ns.cloudflare.com`
		A	108.162.192.89^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.89^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.89^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`marek.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marek.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marek.ns.cloudflare.com`
		A	108.162.193.202^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	172.64.33.202^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
		A	173.245.59.202^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marek.ns.cloudflare.com`
MX	`mail.linux.do` ⭐
		A	198.251.80.233^{🇺🇸 FRANTECH198.251.80.0/24 More specific routing object}
			PTR	`mail.linux.do`
MX	`mail.linuxdo.org`⁽¹⁰⁾
		A	198.251.80.233^{🇺🇸 FRANTECH198.251.80.0/24 More specific routing object}
			PTR	`mail.linux.do`
TXT	`google-site-verification=dXFnJHavazXf0Czwwn70iSIW1U26O7ZrGWiuPFY5RL4`
TXT	`stripe-verification=d86ad55b4aeb3926892d8b9bbd8f89af18cc0a5d2aaaa45c4a931a644...`
TXT	`v=spf1 include:_spf.smtp.do a:mail.linux.do -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.20.16.234, 172.66.166.61
		IPv6 hints	2606:4700:10::6814:10ea, 2606:4700:10::ac42:a63d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=242, name=cloudflare-ech.com
SOA	`dahlia.ns.cloudflare.com`dns@cloudflare.com serial=2409802637

`do`

	DNSSEC	⚠️ Not signed
	NS	`ns2.nic.do` ⭐
	NS	`a.lactld.org`
	NS	`ns.nic.do`
	NS	`ns1.nic.do`
	NS	`ns4.nic.do`
	NS	`ns5.nic.do`
	NS	`phloem.uoregon.edu`
	TXT	`Generation Time: 1784469915`
	SOA	`ns1.nic.do`hostmaster@nic.do 2026-07-19 #14

rank #58089 globally
rank #10 in the tld

linux.do

Key facts

Owner / operator: unknown
TLD:.do— ccTLD for the Dominican Republic
Primary purpose: community forum / discussion board for Linux and related tech topics
Status: active

📈 Tranco rank: #20,930

Subdomains

cdk.linux.do

credit.linux.do

status.linux.do

Same first word

linux.zone

linux.hr

linux.co.ke

linux.com.fr

linux.co.at

linux.rs

linux.net.tr

linux.in

linux.tel

linux.eu

linux.org.tr

linux.fail

linux.am

linux.run

linux.ca

linux.pictures

linux.directory

linux.org.ru

linux.org.py

linux.frl

linux.ch

linux.kg

linux.lat

linux.org.ph

linux.kr

linux.toys

linux.no

linux.org.mt

linux.engineering

linux.aq

linux.com.es

linux.monster

linux.report

linux.ec

linux.systems

linux.events

linux.repair

linux.or.kr

linux.casa

linux.co.kr

linux.careers

linux.biz

linux.ru

linux.cz

linux.kiev.ua

linux.lv

linux.community

linux.org.au

linux.st

linux.pf

linux.at

linux.org.na

linux.academy

linux.or.tz

linux.org.pe

linux.edu.lv

linux.ro

linux.technology

linux.sh.cn

linux.vc

linux.su

linux.koeln

linux.gq

linux.camp

linux.it

linux.cool

linux.agency

linux.nu

linux.chat

linux.org.uk

linux.net.nz

linux.ga

linux.dk

linux.com.tw

linux.za.org

linux.cl

linux.net.mx

linux.org.tw

linux.com

linux.ee

linux.sk

linux.in.rs

linux.fr

linux.fm

linux.sh

linux.lt

linux.com.hr

linux.pink

linux.com.sg

linux.ac.cn

linux.co.za

linux.pl

linux.org

linux.in.th

linux.org.il

linux.ru.net

linux.org.pl

linux.jp

linux.cx

linux.social

Similar names

linux.ac

linux.lu

linux.nic.in

luxin.dnsalias.com

linux.net.ru

linux.center

linux.solutions

linux.net.cn

linux.co.id

inlux.org

linux.org.hk

linux.im

linux.bielsko.pl

linux.org.ve

linux.bz

linux.net.pl

linux.co.hu

linux.sg

xinul.de

nilux.fr

nulix.ca

unlix.com

xulin.de

xunil.co.nz

inlux.sk

xunil.net

lunix.ch

nilux.net

inlux.ru

nuxli.net

lixun.sg

lunix.dk

xulin.df.gov.br

xunil.com

luxin.me

xinlu.com

nilux.no

luxin.net

xulin.info

nuxli.biz

lixun.tw

nuxli.com

xunil.at

nuxli.be

ulnix.com

inlux.com

luxin.ch

lunix.cz

nilux.info

xinul.com

nuxli.org

uxlin.de

inlux.tw

nilux.pl

unilx.com

lunix.pe

xunli.com

lunix.nl

DNS History

15 records (8 active, 7 former)

●NSdahlia.ns.cloudflare.com2026-02-18 → 2026-07-19 · 3 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
● 2026-07-19 20:12:34

●NSmarek.ns.cloudflare.com2026-02-18 → 2026-07-19 · 3 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
● 2026-07-19 20:12:34

○NSns1.sedoparking.com2021-06-26 → 2021-06-26 · 4 obs

○ 2017-08-09 17:32:38
● 2021-06-26 06:18:16
○ 2026-02-18 08:01:40
○ 2026-07-19 20:12:34

○NSns159.ehosts.com2017-08-09 → 2017-08-09 · 3 obs

● 2017-08-09 17:32:38
○ 2021-06-26 06:18:16
○ 2026-07-19 20:12:34

○NSns160.ehosts.com2017-08-09 → 2017-08-09 · 3 obs

● 2017-08-09 17:32:38
○ 2021-06-26 06:18:16
○ 2026-07-19 20:12:34

○NSns2.sedoparking.com2021-06-26 → 2021-06-26 · 4 obs

○ 2017-08-09 17:32:38
● 2021-06-26 06:18:16
○ 2026-02-18 08:01:40
○ 2026-07-19 20:12:34

○MXlocalhost2021-06-26 → 2021-06-26 · 4 obs

○ 2017-08-09 17:32:38
● 2021-06-26 06:18:16
○ 2026-02-18 08:01:40
○ 2026-07-19 20:12:34

●MXmail.linux.do2017-08-09 → 2026-07-19 · 8 obs

● 2017-08-09 17:32:38
○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

●MXmail.linuxdo.org2026-02-18 → 2026-07-19 · 7 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

●A104.20.16.2342026-02-18 → 2026-07-19 · 7 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

○A108.167.137.2152017-08-09 → 2017-08-09 · 3 obs

● 2017-08-09 17:32:38
○ 2021-06-26 06:18:16
○ 2026-07-19 20:12:34

●A172.66.166.612026-02-18 → 2026-07-19 · 7 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

●A2606:4700:10::6814:10ea2026-02-18 → 2026-07-19 · 7 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

●A2606:4700:10::ac42:a63d2026-02-18 → 2026-07-19 · 7 obs

○ 2021-06-26 06:18:16
● 2026-02-18 08:01:40
○ 2026-07-05 00:45:22
● 2026-07-05 02:18:36
○ 2026-07-18 16:13:52
● 2026-07-19 20:12:30
● 2026-07-19 20:12:34

○A64.190.62.1112021-06-26 → 2021-06-26 · 4 obs

○ 2017-08-09 17:32:38
● 2021-06-26 06:18:16
○ 2026-02-18 08:01:40
○ 2026-07-19 20:12:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
do	ns5.nic.do, a.lactld.org, ns.nic.do, ns2.nic.do...	14 records
linux.do	marek.ns.cloudflare.com, dahlia.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.89

NS records: marek.ns.cloudflare.com, dahlia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for do (unsigned zone)

⏱️ Timing

Total: 552ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.20.16.234, 172.66.166.61`
AAAA	2	`2606:4700:10::6814:10ea, 2606:4700:10::ac42:a63d`
NS	2	`dahlia.ns.cloudflare.com, marek.ns.cloudflare.com`
MX	2	`mail.linuxdo.org (pri: 10), mail.linux.do (pri: 5)`
TXT	3	`google-site-verification=dXFnJHavazXf0Cz, stripe-verification=d86ad55b4aeb3926892d...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dahlia.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 14

In-bailiwick: 10 (ns5.nic.do, ns4.nic.do, ns2.nic.do...)

Out-of-bailiwick: 4 (phloem.uoregon.edu, a.lactld.org, phloem.uoregon.edu...)

Analysis

Hierarchy

cdk.linux.do, credit.linux.do and status.linux.do are all subdomains of linux.do.

IP Addresses

linux.do directs to four IP numbers, which are 104.20.16.234, 172.66.166.61, 2606:4700:10::6814:10ea and 2606:4700:10::ac42:a63d.

Among the host names that share IP numbers with linux.do are static.instagc.com, volunteergardener.org, www.instagc.com and two others.

Name Servers

DNS delegation for linux.do points to two name servers: dahlia.ns.cloudflare.com and marek.ns.cloudflare.com.

linux.do has the same name server delegation as a number of other domains, such as idcflare.com, hamatea.jp, avenidasvillage.org and two more.

The name servers of linux.do overlap at least partially with those of other domains — among them isaimini.net, flamedomain.com, poensgen.de and two more.

These name servers commonly appear alongside the name servers sullivan.ns.cloudflare.com and jaime.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

dahlia.ns.cloudflare.com has IP addresses 108.162.192.89, 172.64.32.89 and 173.245.58.89, plus 3 other.

marek.ns.cloudflare.com has IP addresses 108.162.193.202, 172.64.33.202 and 173.245.59.202, plus 3 other.

Mail Servers

The MX records for linux.do point to two mail servers: mail.linux.do and mail.linuxdo.org.

linux.do and domains like mingki.cn share an identical mail server configuration.

linux.do has mail servers in common with other domains — idcflare.com being one example.

Both mail.linux.do and mail.linuxdo.org have a single IP address, 198.251.80.233, and share it.

Host names pointing to 198.251.80.233 IP addresses: mail.linux.do and mail.linuxdo.org.