`cert.work`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:c1d7^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:4c75^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.76.117^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.193.215^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`diva.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c061^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`diva.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2061^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`diva.ns.cloudflare.com`
		A	108.162.192.97^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	172.64.32.97^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
		A	173.245.58.97^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`diva.ns.cloudflare.com`
NS	`elliott.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ce4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliott.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elliott.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elliott.ns.cloudflare.com`
		A	108.162.195.228^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliott.ns.cloudflare.com`
		A	162.159.44.228^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliott.ns.cloudflare.com`
		A	172.64.35.228^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliott.ns.cloudflare.com`
TXT	`google-site-verification=qUMjuMhLH5zeUgFGsQXJTWEeyTBU1Vt2OWG7UStK2Ak`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.76.117, 172.67.193.215
		IPv6 hints	2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=101, name=cloudflare-ech.com
SOA	`diva.ns.cloudflare.com`dns@cloudflare.com serial=2402645766

`work`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.work` ⭐
	NS	`b.nic.work`
	NS	`c.nic.work`
	NS	`x.nic.work`
	NS	`y.nic.work`
	NS	`z.nic.work`
	SOA	`a.nic.work`admin@tldns.godaddy serial=1778340231

Same first word

cert.nyc

cert.gov.py

cert.gov.pl

cert.gov.ru

cert.cw

cert.md

cert.lv

cert.school

cert.company

cert.toscana.it

cert.gov.ge

cert.cx

cert.it

cert.ca

cert.org.tw

cert.coop

cert.shop

cert.org.pl

cert.ro

cert.be

cert.dk

cert.im

cert.lk

cert.ac.in

cert.hr

cert.pl

cert.ge

cert.sd

cert.management

cert.org.cn

cert.gov.sa

cert.org.ro

cert.cl

cert.wtf

cert.pk

cert.ru

cert.fyi

cert.nrw

cert.me

cert.tj

cert.info

cert.gov.kg

cert.bg

cert.com.au

cert.edu.mx

cert.lt

cert.am

cert.govt.nz

cert.se

cert.hk

cert.gov.ua

cert.no

cert.biz

cert.gov.ly

cert.gov.om

cert.gov.tm

cert.appspot.com

cert.to

cert.si

cert.center

cert.net.nz

cert.kr

cert.work

cert.gov.lv

cert.tech

cert.ee

cert.is

cert.gl

cert.cr

cert.mobi

cert.cc

cert.kg

cert.br

cert.ist

cert.gt

cert.by

cert.az

cert.tips

cert.org

cert.ir

cert.co

cert.mil

cert.hu

cert.edu.au

cert.ae

cert.gov.az

cert.gov.au

cert.ac.il

cert.fr

cert.gub.uy

cert.gov.ng

cert.tel

cert.gov.to

cert.ac.cn

cert.care

cert.org.hk

cert.pa

cert.tn

cert.kz

cert.dyndns.tv

cert.com.mx

cert.com

cert.pt

cert.ma

cert.mincom.tn

cert.at

cert.cn

cert.sk

cert.fi

cert.ie

cert.dynalias.com

cert.uy

cert.rs

cert.gov.iq

cert.dev

cert.uz

cert.eus

Similar names

ertc.com

rcet.com

cret.co

rtec.be

trec.co.at

ertc.ca

tecr.net

etcr.com

rtce.fr

rect.io

rcet.net

retc.ac.th

cret.fr

ertc.es

trec.info

rect.ir

rect.ag

cter.com

trec.eu

ectr.eu

ertc.eu

trce.in

trec.at

tcer.gob.ar

crte.com.cn

etcr.eu

tecr.co.uk

trec.com.tr

rtec.info

rtce.org

ertc.fr

trec.center

rtec.ru

trec.me

rcet.org.in

rcet.com.my

retc.ru

erct.de

ecrt.com

trec.online

rtec.com.br

etcr.com.br

rtec.cc

ecrt.net

rcet.com.cn

terc.net

rect.cn

tcre.cn

cert.axa

retc.eu

trec.co

erct.net

cert.or.id

trec.site

rcte.com.cn

cert.cz

trec.org.tw

cert.net

cert.zone

cert.co.in

cert.ren

ectr.com

cret.ru

trec.in

cetr.no

cter.pl

erct.com

cetr.org

cret.ca

rtec.md

terc.edu

cetr.be

DNS History

16 records (6 active, 10 former)

●NSdiva.ns.cloudflare.com2026-02-27 → 2026-05-09 · 3 obs

○ 2018-01-12 05:14:46
● 2026-02-27 06:27:14
● 2026-05-09 15:40:32

●NSelliott.ns.cloudflare.com2026-02-27 → 2026-05-09 · 3 obs

○ 2018-01-12 05:14:46
● 2026-02-27 06:27:14
● 2026-05-09 15:40:32

○NSns63.domaincontrol.com2016-12-13 → 2018-01-12 · 4 obs

● 2016-12-13 02:13:10
● 2018-01-12 05:14:46
○ 2026-02-27 06:27:14
○ 2026-05-09 15:40:32

○NSns64.domaincontrol.com2016-12-13 → 2018-01-12 · 4 obs

● 2016-12-13 02:13:10
● 2018-01-12 05:14:46
○ 2026-02-27 06:27:14
○ 2026-05-09 15:40:32

○MXmailstore1.secureserver.net2016-12-13 → 2018-01-12 · 4 obs

● 2016-12-13 02:13:10
● 2018-01-12 05:14:46
○ 2026-02-27 06:27:14
○ 2026-05-09 15:40:32

○MXsmtp.secureserver.net2016-12-13 → 2018-01-12 · 4 obs

● 2016-12-13 02:13:10
● 2018-01-12 05:14:46
○ 2026-02-27 06:27:14
○ 2026-05-09 15:40:32

●A104.21.76.1172026-02-27 → 2026-05-09 · 6 obs

○ 2018-01-12 05:14:46
● 2026-02-27 06:27:14
● 2026-03-27 20:38:50
○ 2026-04-02 07:40:48
● 2026-04-02 12:12:18
● 2026-05-09 15:40:32

●A172.67.193.2152026-02-27 → 2026-05-09 · 6 obs

○ 2018-01-12 05:14:46
● 2026-02-27 06:27:14
● 2026-03-27 20:38:50
○ 2026-04-02 07:40:48
● 2026-04-02 12:12:18
● 2026-05-09 15:40:32

○A188.114.96.02026-04-02 → 2026-04-02 · 5 obs

○ 2026-02-27 06:27:14
○ 2026-03-27 20:38:50
● 2026-04-02 07:40:48
○ 2026-04-02 12:12:18
○ 2026-05-09 15:40:32

○A188.114.97.02026-04-02 → 2026-04-02 · 5 obs

○ 2026-02-27 06:27:14
○ 2026-03-27 20:38:50
● 2026-04-02 07:40:48
○ 2026-04-02 12:12:18
○ 2026-05-09 15:40:32

○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-04 → 2026-03-04 · 4 obs

○ 2026-03-01 00:54:08
● 2026-03-04 06:23:56
○ 2026-03-25 15:35:34
○ 2026-05-09 15:40:32

●A2606:4700:3032::ac43:c1d72026-02-27 → 2026-05-09 · 12 obs

○ 2018-01-12 05:14:46
● 2026-02-27 06:27:14
● 2026-03-01 00:54:08
○ 2026-03-04 06:23:56
● 2026-03-25 15:35:34
● 2026-03-27 20:38:50
○ 2026-04-02 07:40:48
● 2026-04-02 12:12:18
● 2026-04-21 10:27:28
○ 2026-04-22 07:38:24
● 2026-04-23 19:59:24
● 2026-05-09 15:40:32

●A2606:4700:3037::6815:4c752026-02-27 → 2026-05-09 · 12 obs

○A2a06:98c1:3120::2026-04-02 → 2026-04-22 · 8 obs

○ 2026-02-27 06:27:14
○ 2026-03-27 20:38:50
● 2026-04-02 07:40:48
○ 2026-04-02 12:12:18
○ 2026-04-21 10:27:28
● 2026-04-22 07:38:24
○ 2026-04-23 19:59:24
○ 2026-05-09 15:40:32

○A2a06:98c1:3121::2026-04-02 → 2026-04-22 · 8 obs

○ 2026-02-27 06:27:14
○ 2026-03-27 20:38:50
● 2026-04-02 07:40:48
○ 2026-04-02 12:12:18
○ 2026-04-21 10:27:28
● 2026-04-22 07:38:24
○ 2026-04-23 19:59:24
○ 2026-05-09 15:40:32

○A50.63.202.352016-12-13 → 2018-01-12 · 4 obs

● 2016-12-13 02:13:10
● 2018-01-12 05:14:46
○ 2026-02-27 06:27:14
○ 2026-05-09 15:40:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
work	a.nic.work, b.nic.work, c.nic.work, x.nic.work...	-
cert.work	diva.ns.cloudflare.com, elliott.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.97

NS records: diva.ns.cloudflare.com, elliott.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cert.work (unsigned zone)

⏱️ Timing

Total: 211ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.193.215, 104.21.76.117`
AAAA	2	`2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75`
NS	2	`diva.ns.cloudflare.com, elliott.ns.cloudflare.com`
TXT	1	`google-site-verification=qUMjuMhLH5zeUgF`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`diva.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

cert.work refers to four IP numbers: 2606:4700:3032::ac43:c1d7, 2606:4700:3037::6815:4c75, 104.21.76.117 and 172.67.193.215.

Other host names, for instance colent.info, biksak.com, cookspeed.com, fashion156.com and www.tw-payment.org share IP numbers with cert.work.

Name Servers

cert.work's delegation uses two name servers: diva.ns.cloudflare.com and elliott.ns.cloudflare.com.

cert.work uses the same name server setup as other domains, such as slachhydratecs.in, travestied.com, flowerpanties.com, cert.fyi and cholestane.com.

cert.work at least partially shares name servers with other domains, including nogolfmarch.homes, 0-fun.com, halsoguiden.se, mari-centr.ru and strike(0x706f726e)o.com.

These name servers are often used with dean.ns.cloudflare.com and emma.ns.cloudflare.com.

Host names with six IP numbers:

diva.ns.cloudflare.com points to 2606:4700:50::adf5:3a61, 2803:f800:50::6ca2:c061, 2a06:98c1:50::ac40:2061, 108.162.192.97, 172.64.32.97 and 173.245.58.97.

elliott.ns.cloudflare.com points to 2606:4700:58::a29f:2ce4, 2803:f800:50::6ca2:c3e4, 2a06:98c1:50::ac40:23e4, 108.162.195.228, 162.159.44.228 and 172.64.35.228.

cert.work - robtex.com

cert.work

work

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`cert.work`

`work`