`certification.guide`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:2ed7^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8edc^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.215^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.142.220^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`carter.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b50^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c150^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2150^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carter.ns.cloudflare.com`
		A	108.162.193.80^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carter.ns.cloudflare.com`
		A	172.64.33.80^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carter.ns.cloudflare.com`
		A	173.245.59.80^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carter.ns.cloudflare.com`
NS	`lila.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lila.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lila.ns.cloudflare.com`
		A	108.162.192.186^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	172.64.32.186^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	173.245.58.186^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
TXT	`google-site-verification=epBIo_0wsyxtQOeQerv3r0yqsW9WNLha4eBI1MIsjx0`
TXT	`v=spf1 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.215, 172.67.142.220
		IPv6 hints	2606:4700:3035::6815:2ed7, 2606:4700:3037::ac43:8edc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=97, name=cloudflare-ech.com
SOA	`carter.ns.cloudflare.com`dns@cloudflare.com serial=2401048245

`guide`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.guide` ⭐
	NS	`v0n1.nic.guide`
	NS	`v0n2.nic.guide`
	NS	`v0n3.nic.guide`
	NS	`v2n0.nic.guide`
	NS	`v2n1.nic.guide`
	SOA	`v0n0.nic.guide`hostmaster@donuts.email serial=1778348309

Previously MX for

certification.guide

Same first word

certification.guide

certification.nu

certification.com

certification.world

certification.org.ge

certification.international

certification.fr

certification.no

certification.lt

certification.tn

certification.it

certification.nl

certification.org

certification.ua

certification.io

certification.center

certification.net

certification.net.ua

certification.co.in

certification.coach

certification.photography

certification.eu

certification.digital

certification.am

certification.fi

certification.ie

certification.se

certification.solutions

certification.academy

certification.us

certification.zone

certification.in

certification.cc

certification.pl

certification.dk

certification.services

certification.dp.ua

certification.systems

certification.agency

certification.network

certification.cn

certification.kz

certification.de

certification.management

certification.ltd

certification.be

certification.pk

Similar names

rectification.org

rectification.fr

rectification.com

rectification.be

rectification.net

DNS History

17 records (6 active, 11 former)

●NScarter.ns.cloudflare.com2026-03-21 → 2026-05-09 · 3 obs

○ 2018-06-20 22:16:24
● 2026-03-21 15:40:46
● 2026-05-09 17:47:36

●NSlila.ns.cloudflare.com2026-03-21 → 2026-05-09 · 3 obs

○ 2018-06-20 22:16:24
● 2026-03-21 15:40:46
● 2026-05-09 17:47:36

○NSns1.c6167.sgvps.net2016-12-10 → 2018-06-20 · 4 obs

● 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

○NSns2.c6167.sgvps.net2016-12-10 → 2018-06-20 · 4 obs

● 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

○MXcertification.guide2016-12-10 → 2016-12-10 · 3 obs

● 2016-12-10 18:08:42
○ 2018-06-20 22:16:24
○ 2026-05-09 17:47:36

○MXmx10.mailspamprotection.com2018-06-20 → 2018-06-20 · 4 obs

○ 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

○MXmx20.mailspamprotection.com2018-06-20 → 2018-06-20 · 4 obs

○ 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

○MXmx30.mailspamprotection.com2018-06-20 → 2018-06-20 · 4 obs

○ 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

●A104.21.46.2152026-03-23 → 2026-05-09 · 12 obs

○ 2026-03-21 15:40:46
● 2026-03-23 13:53:28
● 2026-03-29 03:21:18
○ 2026-03-29 03:55:40
● 2026-04-01 06:14:36
● 2026-04-09 10:01:12
○ 2026-04-13 22:52:32
● 2026-04-16 17:20:16
● 2026-05-05 21:54:44
○ 2026-05-06 13:31:48
● 2026-05-06 16:24:30
● 2026-05-09 17:47:36

○A109.199.116.792016-12-10 → 2018-06-20 · 4 obs

● 2016-12-10 18:08:42
● 2018-06-20 22:16:24
○ 2026-03-21 15:40:46
○ 2026-05-09 17:47:36

●A172.67.142.2202026-03-23 → 2026-05-09 · 12 obs

○A188.114.96.02026-03-21 → 2026-05-06 · 13 obs

○ 2018-06-20 22:16:24
● 2026-03-21 15:40:46
○ 2026-03-23 13:53:28
○ 2026-03-29 03:21:18
● 2026-03-29 03:55:40
○ 2026-04-01 06:14:36
○ 2026-04-09 10:01:12
● 2026-04-13 22:52:32
○ 2026-04-16 17:20:16
○ 2026-05-05 21:54:44
● 2026-05-06 13:31:48
○ 2026-05-06 16:24:30
○ 2026-05-09 17:47:36

○A188.114.97.02026-03-21 → 2026-05-06 · 13 obs

●A2606:4700:3035::6815:2ed72026-03-23 → 2026-05-09 · 12 obs

●A2606:4700:3037::ac43:8edc2026-03-23 → 2026-05-09 · 12 obs

○A2a06:98c1:3120::2026-03-21 → 2026-05-06 · 13 obs

○A2a06:98c1:3121::2026-03-21 → 2026-05-06 · 13 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
guide	v0n0.nic.guide, v0n1.nic.guide, v0n2.nic.guide, v0n3.nic.guide...	12 records
certification.guide	lila.ns.cloudflare.com, carter.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.186

NS records: lila.ns.cloudflare.com, carter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certification.guide (unsigned zone)

⏱️ Timing

Total: 1293ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.142.220, 104.21.46.215`
AAAA	2	`2606:4700:3037::ac43:8edc, 2606:4700:3035::6815:2ed7`
NS	2	`carter.ns.cloudflare.com, lila.ns.cloudflare.com`
TXT	2	`google-site-verification=epBIo_0wsyxtQOe, v=spf1 -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`carter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.guide, v0n0.nic.guide, v0n1.nic.guide...)

Analysis

IP Addresses

certification.guide maps to four IP numbers: 2606:4700:3035::6815:2ed7, 2606:4700:3037::ac43:8edc, 104.21.46.215 and 172.67.142.220.

Other host names such as mail.vlc.cl, cf815.figovision2021.workers.dev, programmingplanetarium.com, mailb.riabank.ru and streets.mn share IPs with certification.guide.

Name Servers

Two name servers carter.ns.cloudflare.com and lila.ns.cloudflare.com handle the delegation for certification.guide.

certification.guide shares the same name server setup as other domains, for example bgfed.be, acessohot02.shop, unbored.training, mplaza.pm and okbmining.org.

certification.guide at least partially shares name servers with other domains, for example e-eurostyl.pl, nikolaev.de, mamunclassified.com, x79.ru and parmapress24.it.

These name servers are commonly used with laura.ns.cloudflare.com and sara.ns.cloudflare.com and alexis.ns.cloudflare.com.

Host names with six IP numbers:

carter.ns.cloudflare.com points to 2606:4700:58::adf5:3b50, 2803:f800:50::6ca2:c150, 2a06:98c1:50::ac40:2150, 108.162.193.80, 172.64.33.80 and 173.245.59.80.

lila.ns.cloudflare.com points to 2606:4700:50::adf5:3aba, 2803:f800:50::6ca2:c0ba, 2a06:98c1:50::ac40:20ba, 108.162.192.186, 172.64.32.186 and 173.245.58.186.

certification.guide - robtex.com