coefficient.io - dns.ninja

`coefficient.io`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:e33^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:f33^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:49b4^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.14.51^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.15.51^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.73.180^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`algin.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`algin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`algin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`algin.ns.cloudflare.com`
		A	108.162.193.61^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`algin.ns.cloudflare.com`
		A	172.64.33.61^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`algin.ns.cloudflare.com`
		A	173.245.59.61^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`algin.ns.cloudflare.com`
NS	`rosemary.ns.cloudflare.com`
		A	2606:4700:50::a29f:264d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosemary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosemary.ns.cloudflare.com`
		A	108.162.194.77^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	162.159.38.77^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	172.64.34.77^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	142.251.111.26^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		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`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f26.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`MS=C64F8F7B54339DB4FD4C1804940E3B0E76F318CB`
TXT	`MS=ms40945585`
TXT	`google-site-verification=DuDRmis14UtZpd9APv1AOpfSIWmuZL51Sl2tNHr-JSc`
TXT	`google-site-verification=JMEQqFMfjNk02EIm6smyCcL13UfcJOZd-G8QHunU0OE`
TXT	`google-site-verification=wEcKOWD_51BZ_N2nEoF2goVJ1kF2dkU6J_nBSGZo0GU`
TXT	`google-site-verification=xhUU_1r2Mc7bcyumVm7Ly-sY13MoOknP0Hm_Q6XdHao`
TXT	`hubspot-developer-verification=MDM0MmRlN2EtOTQzYS00NzRmLWE1YTQtMmQ5NTQzNGJkZGIx`
TXT	`v=spf1 include:_spf.google.com include:amazonses.com include:mail.zendesk.com...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.14.51, 104.26.15.51, 172.67.73.180
		IPv6 hints	2606:4700:20::681a:e33, 2606:4700:20::681a:f33, 2606:4700:20::ac43:49b4
SOA	`algin.ns.cloudflare.com`dns@cloudflare.com serial=2409708294

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1784336366

rank #140414 globally
rank #1229 in the tld
📈 Tranco rank: #304,243

Subdomains

www.coefficient.io

app.coefficient.io

Same first word

Similar names

tecnioffice.com

tecnioffice.es

intecoffice.co.uk

ecofficient.org

efficientco.com

DNS History

19 records (13 active, 6 former)

●NSalgin.ns.cloudflare.com2026-02-16 → 2026-07-18 · 3 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-07-18 01:36:14

○NSdavid.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

○NSgail.ns.cloudflare.com2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

●NSrosemary.ns.cloudflare.com2026-02-16 → 2026-07-18 · 3 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-07-18 01:36:14

●MXalt1.aspmx.l.google.com2017-03-16 → 2026-07-18 · 5 obs

● 2017-03-16 18:02:16
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●MXalt2.aspmx.l.google.com2017-03-16 → 2026-07-18 · 5 obs

● 2017-03-16 18:02:16
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●MXalt3.aspmx.l.google.com2017-03-16 → 2026-07-18 · 5 obs

● 2017-03-16 18:02:16
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●MXalt4.aspmx.l.google.com2017-03-16 → 2026-07-18 · 5 obs

● 2017-03-16 18:02:16
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●MXaspmx.l.google.com2017-03-16 → 2026-07-18 · 5 obs

● 2017-03-16 18:02:16
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●A104.26.14.512026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●A104.26.15.512026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

○A104.27.152.1912017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

○A104.27.153.1912017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

●A172.67.73.1802026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

○A2400:cb00:2048:1::681b:98bf2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

○A2400:cb00:2048:1::681b:99bf2017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 18:02:16
○ 2026-02-16 00:01:42
○ 2026-07-18 01:36:14

●A2606:4700:20::681a:e332026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●A2606:4700:20::681a:f332026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

●A2606:4700:20::ac43:49b42026-02-16 → 2026-07-18 · 6 obs

○ 2017-03-16 18:02:16
● 2026-02-16 00:01:42
● 2026-06-12 00:32:58
○ 2026-06-12 19:03:56
● 2026-06-26 16:27:54
● 2026-07-18 01:36:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, a0.nic.io, c0.nic.io, b0.nic.io	-
coefficient.io	algin.ns.cloudflare.com, rosemary.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.61

NS records: algin.ns.cloudflare.com, rosemary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coefficient.io (unsigned zone)

⏱️ Timing

Total: 502ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.14.51, 172.67.73.180...`
AAAA	3	`2606:4700:20::ac43:49b4, 2606:4700:20::681a:f33...`
NS	2	`algin.ns.cloudflare.com, rosemary.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	8	`MS=C64F8F7B54339DB4FD4C1804940E3B0E76F31, MS=ms40945585...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`algin.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

coefficient.io serves as the parent of www.coefficient.io and app.coefficient.io.

IP Addresses

coefficient.io points to 6 IP addresses, including 104.26.14.51, 104.26.15.51 and 172.67.73.180, plus 3 other.

precoro.com, analytics.amateri.com, quitalcohol.com plus two other host names have IP numbers in common with coefficient.io.

Name Servers

The NS records for coefficient.io delegate to algin.ns.cloudflare.com and rosemary.ns.cloudflare.com.

The name server configuration of coefficient.io is shared with other domains, for instance katyperrycn.net, chainlinklabs.online, coeff.com and two others.

coefficient.io partially shares its NS delegation with several other domains, including metatastic.com, hxcca.com, coinbaseticket.com and two others.

These name servers are regularly seen alongside arya.ns.cloudflare.com and eugene.ns.cloudflare.com as name servers.

Hosts with 6 IP addresses each:

algin.ns.cloudflare.com maps to 108.162.193.61, 172.64.33.61, 173.245.59.61 and 3 additional IP addresses.

rosemary.ns.cloudflare.com maps to 108.162.194.77, 162.159.38.77, 172.64.34.77 and 3 additional IP addresses.

Mail Servers

Mail for coefficient.io is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by coefficient.io are shared with other domains: livesports.ai, petracraftstone.com, ns500699.ns500699.ns500699.ns500693.ns500699.ns500693.ns500588.ns500693.ns500632.ns500588.ns500632.ns500632.ns500110.dtrkdll.com and two others among them.

These mail servers often appear in conjunction with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names pointing to two IP addresses:

The A records for aspmx.l.google.com return 142.251.111.26 and 2607:f8b0:4004:c1d::1b.

The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.

The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1b.

The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.