`5c1.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:383e^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b2c8^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.56.62^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.178.200^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brianna.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3af5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brianna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brianna.ns.cloudflare.com`
		A	108.162.192.245^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	172.64.32.245^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
		A	173.245.58.245^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brianna.ns.cloudflare.com`
NS	`porter.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cf3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`porter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`porter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`porter.ns.cloudflare.com`
		A	108.162.195.243^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`porter.ns.cloudflare.com`
		A	162.159.44.243^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`porter.ns.cloudflare.com`
		A	172.64.35.243^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`porter.ns.cloudflare.com`
MX	`mail.protonmail.ch` ⭐ 🔒
		A	176.119.200.128^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mail.protonmail.ch`
		A	185.70.42.128^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mail.protonmail.ch`
		A	185.205.70.128^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mail.protonmail.ch`
MX	`mailsec.protonmail.ch`⁽²⁰⁾ 🔒
		A	176.119.200.129^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.70.42.129^{🇨🇭 Proton185.70.42.0/24}
			PTR	`mailsec.protonmail.ch`
		A	185.205.70.129^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mailsec.protonmail.ch`
TXT	`protonmail-verification=4a87d5f738d1535c36ac23d44bb737a809ac95c3`
TXT	`v=spf1 include:_spf.protonmail.ch mx ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.56.62, 172.67.178.200
		IPv6	2606:4700:3031::6815:383e, 2606:4700:3034::ac43:b2c8
SOA	`brianna.ns.cloudflare.com`dns@cloudflare.com serial=2397711269

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1771291736

Same first word

5c1.net

5c1.com

5c1.org

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c15.net

1c5.dk

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1c5.cn

c51.de

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51c.net

51c.de

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c51.jp

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c15.de

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c15.info

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DNS History

11 records (8 active, 3 former)

●NSbrianna.ns.cloudflare.com2026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

○NSf1g1ns1.dnspod.net2016-11-29 → 2017-08-06 · 4 obs

● 2016-11-29 23:04:54
● 2017-08-06 13:12:10
○ 2026-03-04 20:17:42
○ 2026-03-10 09:33:28

○NSf1g1ns2.dnspod.net2016-11-29 → 2016-12-01 · 4 obs

● 2016-11-29 23:04:54
● 2016-12-01 20:28:24
○ 2026-03-04 20:17:42
○ 2026-03-10 09:33:28

●NSporter.ns.cloudflare.com2026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

●MXmail.protonmail.ch2026-03-04 → 2026-03-10 · 2 obs

● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

●MXmailsec.protonmail.ch2026-03-04 → 2026-03-10 · 2 obs

● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

●A104.21.56.622026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

●A172.67.178.2002026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

○A23.27.32.662017-08-06 → 2017-08-06 · 3 obs

● 2017-08-06 13:12:10
○ 2026-03-04 20:17:42
○ 2026-03-10 09:33:28

●A2606:4700:3031::6815:383e2026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

●A2606:4700:3034::ac43:b2c82026-03-04 → 2026-03-10 · 3 obs

○ 2017-08-06 13:12:10
● 2026-03-04 20:17:42
● 2026-03-10 09:33:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
5c1.org	porter.ns.cloudflare.com, brianna.ns.cloudflare.com	-

✅ Authoritative Response

Server: 162.159.44.243

NS records: porter.ns.cloudflare.com, brianna.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 5c1.org (unsigned zone)

⏱️ Timing

Total: 745ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`172.64.80.1`
AAAA	2	`2606:4700:3034::ac43:b2c8, 2606:4700:3031::6815:383e`
NS	2	`brianna.ns.cloudflare.com, porter.ns.cloudflare.com`
MX	2	`mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20)`
TXT	2	`protonmail-verification=4a87d5f738d1535c, v=spf1 include:_spf.protonmail.ch mx ~al`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brianna.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

5c1.org resolves to four IP numbers: 2606:4700:3031::6815:383e, 2606:4700:3034::ac43:b2c8, 104.21.56.62 and 172.67.178.200.

other host names for instance mail.bhushingar.com, onchaiheroes.xyz, inmedesign.com, 6y00.com and cell4u.co.il share IP numbers with 5c1.org.

Name Servers

5c1.org is delegated to two name servers: brianna.ns.cloudflare.com and porter.ns.cloudflare.com.

5c1.org uses the same name server setup as trezor-cover.com, jimmysonthejames.com and toebesacademy.com.

5c1.org at least partially shares name servers with other domains, for instance blucoders.net, franklinsquareautogroup.com, gastrotraining.com, palex-soft.com and qoilabs.com.

These name servers are commonly used with the name servers miki.ns.cloudflare.com.

Host names with six IP numbers:

brianna.ns.cloudflare.com points to: 2606:4700:50::adf5:3af5, 2803:f800:50::6ca2:c0f5, 2a06:98c1:50::ac40:20f5, 108.162.192.245, 172.64.32.245 and 173.245.58.245; porter.ns.cloudflare.com points to: 2606:4700:58::a29f:2cf3, 2803:f800:50::6ca2:c3f3, 2a06:98c1:50::ac40:23f3, 108.162.195.243, 162.159.44.243 and 172.64.35.243.

Mail Servers

5c1.org is handled by two mail servers: mail.protonmail.ch and mailsec.protonmail.ch.

5c1.org shares the same mail server setup as other domains, for instance xato.net, xcadia.com, jeffhoffman.me, mmax.im and tjacena.com.

5c1.org shares mail servers with other domains at least partially, including lpoffshore.com, drewstokes.com, lukjad.com, nollbroek.nl and biologicalmusic.com.

Host names with three IP numbers:

mail.protonmail.ch points to: 176.119.200.128, 185.70.42.128 and 185.205.70.128.

mailsec.protonmail.ch points to: 176.119.200.129, 185.70.42.129 and 185.205.70.129.

5c1.org - robtex.com

5c1.org

org

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`5c1.org`

`org`