certora.com - dns.ninja

`certora.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:abd^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:bbd^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:49ce^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.10.189^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.11.189^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.73.206^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cecelia.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2687^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c287^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cecelia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2287^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cecelia.ns.cloudflare.com`
		A	108.162.194.135^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	162.159.38.135^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
		A	172.64.34.135^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cecelia.ns.cloudflare.com`
NS	`mike.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mike.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mike.ns.cloudflare.com`
		A	108.162.195.63^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	162.159.44.63^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
		A	172.64.35.63^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mike.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c19::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bk-in-f26.1e100.net`
		A	172.253.139.27^{🇺🇸 Google172.253.139.0/24}
			PTR	`yuiadsk-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`318a374a69826b24e43a091fd2b3135f`
TXT	`apple-domain-verification=KtDCIiHETCtjVhjv`
TXT	`cursor-domain-verification-hqnhs4=21bOi0Cufz3bDn7aAoxvOnICn`
TXT	`google-site-verification=wm2GWZaZWx4WK1QGs8bDfoBwzh2YMFM0zfgpeNPjfLY`
TXT	`openai-domain-verification=dv-In25vF6b63vCg56UBxEOORFu`
TXT	`resend-domain-verification=1d28c55aa1c16d54ff34660553233ce3`
TXT	`v=spf1 include:_spf.google.com include:amazonses.com include:23537618.spf07.h...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.10.189, 104.26.11.189, 172.67.73.206
		IPv6 hints	2606:4700:20::681a:abd, 2606:4700:20::681a:bbd, 2606:4700:20::ac43:49ce
SOA	`cecelia.ns.cloudflare.com`dns@cloudflare.com serial=2410292947

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786353455

rank #361659 globally
rank #147062 in the tld
📈 Tranco rank: #936,163

Subdomains

prover.certora.com

vaas-stg.certora.com

Same first word

certora.com

certora.pt

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DNS History

19 records (13 active, 6 former)

●NScecelia.ns.cloudflare.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●NSmike.ns.cloudflare.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

○NSns43.domaincontrol.com2015-08-08 → 2015-08-08 · 3 obs

● 2015-08-08 00:54:46
○ 2026-02-17 11:07:26
○ 2026-08-10 09:37:34

○NSns44.domaincontrol.com2015-08-08 → 2015-08-08 · 3 obs

● 2015-08-08 00:54:46
○ 2026-02-17 11:07:26
○ 2026-08-10 09:37:34

●MXalt1.aspmx.l.google.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●MXalt2.aspmx.l.google.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●MXaspmx.l.google.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●MXaspmx2.googlemail.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●MXaspmx3.googlemail.com2026-02-17 → 2026-08-10 · 3 obs

○ 2015-08-08 00:54:46
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

○MXmailstore1.secureserver.net2015-08-08 → 2015-08-08 · 3 obs

● 2015-08-08 00:54:46
○ 2026-02-17 11:07:26
○ 2026-08-10 09:37:34

○MXsmtp.secureserver.net2015-08-08 → 2015-08-08 · 3 obs

● 2015-08-08 00:54:46
○ 2026-02-17 11:07:26
○ 2026-08-10 09:37:34

●A104.26.10.1892026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●A104.26.11.1892026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●A172.67.73.2062026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

○A184.168.221.222015-08-08 → 2015-08-08 · 3 obs

● 2015-08-08 00:54:46
○ 2015-12-02 10:51:34
○ 2026-08-10 09:37:34

●A2606:4700:20::681a:abd2026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●A2606:4700:20::681a:bbd2026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

●A2606:4700:20::ac43:49ce2026-02-17 → 2026-08-10 · 3 obs

○ 2017-06-13 13:18:10
● 2026-02-17 11:07:26
● 2026-08-10 09:37:34

○A54.183.99.632015-12-02 → 2017-06-13 · 5 obs

○ 2015-08-08 00:54:46
● 2015-12-02 10:51:34
● 2017-06-13 13:18:10
○ 2026-02-17 11:07:26
○ 2026-08-10 09:37:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
certora.com	cecelia.ns.cloudflare.com, mike.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.135

NS records: cecelia.ns.cloudflare.com, mike.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 527ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.10.189, 104.26.11.189...`
AAAA	3	`2606:4700:20::681a:bbd, 2606:4700:20::ac43:49ce...`
NS	2	`cecelia.ns.cloudflare.com, mike.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	7	`318a374a69826b24e43a091fd2b3135f, apple-domain-verification=KtDCIiHETCtjVh...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`cecelia.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (cecelia.ns.cloudflare.com, cecelia.ns.cloudflare.com, cecelia.ns.cloudflare.com...)

Analysis

Hierarchy

prover.certora.com and vaas-stg.certora.com each fall under certora.com as their parent domain.

IP Addresses

certora.com directs to 6 IP numbers: 104.26.10.189, 104.26.11.189, 172.67.73.206 and 3 other.

Two other host names, along with lakehendonestate.com, krasnodar1.dosughub.com and wolfautomation.com, also share IP numbers with certora.com.

Name Servers

The NS records for certora.com delegate to cecelia.ns.cloudflare.com and mike.ns.cloudflare.com.

certora.com shares its NS records with other domains, for example fikercenter.com, 2(0x787878)b.info, selebx.com and two others.

certora.com has at least partial name server overlap with other domains, such as mit-engeln-unterwegs.de, marcieandthemouse.com, alpharouletteplus.com and two others.

These name servers tend to appear together with the name servers treasure.ns.cloudflare.com, fred.ns.cloudflare.com and chad.ns.cloudflare.com.

DNS names with 6 IP addresses:

cecelia.ns.cloudflare.com maps to 108.162.194.135, 162.159.38.135, 172.64.34.135 and 3 additional IP addresses.

mike.ns.cloudflare.com maps to 108.162.195.63, 162.159.44.63, 172.64.35.63 and 3 additional IP addresses.

Mail Servers

certora.com is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between certora.com and other domains, including gyorama.com, honestyaccounting.com, weijyu.com and two others.

These mail servers tend to appear in combination with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

The A records for aspmx2.googlemail.com return 192.178.234.27 and 2800:3f0:4003:c14::1a.

The A records for aspmx3.googlemail.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for aspmx.l.google.com return 172.253.139.27 and 2607:f8b0:4004:c19::1a.

The A records for alt1.aspmx.l.google.com return 192.178.234.27 and 2800:3f0:4003:c14::1a.

The A records for alt2.aspmx.l.google.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 2800:3f0:4003:c14::1a IP addresses.

aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 192.178.234.27 IP addresses.

aspmx3.googlemail.com and alt2.aspmx.l.google.com each have 2a00:1450:400b:c02::1b IP addresses.