`tesser.co`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3cbd^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:c839^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.60.189^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.200.57^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amanda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
NS	`pete.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b88^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pete.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c188^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pete.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2188^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pete.ns.cloudflare.com`
		A	108.162.193.136^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.136^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.136^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
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}
TXT	`google-site-verification=_d1XzrbNR0TJRZktIjsGLTAiOeXdIkQrrzRpYWNJQWc`
TXT	`v=spf1 include:dc-aa8e722993._spfm.tesser.co ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.60.189, 172.67.200.57
		IPv6 hints	2606:4700:3030::6815:3cbd, 2606:4700:3031::ac43:c839
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=62, name=cloudflare-ech.com
SOA	`amanda.ns.cloudflare.com`dns@cloudflare.com serial=2408117420

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759709883

Same first word

tesser.co

tesser.com.br

tesser.one

tesser.ru

tesser.eu

tesser.net

tesser.de

tesser.com

tesser.org

tesser.nl

tesser.it

Similar names

tresse.ru

strees.com

resset.in

esters.de

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tresse.nl

esters.co.jp

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erstes.de

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esters.co.uk

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tresse.co.jp

esters.net

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sertes.com.tr

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esters.be

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resets.ru

resset.com

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resset.eu

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tresse.fr

essert.io

steers.org

essert.ch

DNS History

31 records (11 active, 20 former)

●NSamanda.ns.cloudflare.com2026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

○NSns1.dan.com2021-09-18 → 2021-09-18 · 4 obs

○ 2019-01-21 03:38:58
● 2021-09-18 08:58:50
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○NSns2.dan.com2021-09-18 → 2021-09-18 · 4 obs

○ 2019-01-21 03:38:58
● 2021-09-18 08:58:50
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○NSns33.domaincontrol.com2019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2021-09-18 08:58:50
○ 2026-07-19 11:29:24

○NSns34.domaincontrol.com2019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2021-09-18 08:58:50
○ 2026-07-19 11:29:24

○NSns87.worldnic.com2015-07-14 → 2016-06-20 · 4 obs

● 2015-07-14 07:44:26
● 2016-06-20 03:50:08
○ 2017-02-15 23:32:10
○ 2026-07-19 11:29:24

○NSns88.worldnic.com2015-07-14 → 2016-06-20 · 4 obs

● 2015-07-14 07:44:26
● 2016-06-20 03:50:08
○ 2017-02-15 23:32:10
○ 2026-07-19 11:29:24

●NSpete.ns.cloudflare.com2026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

○NSverification-fc22782e.ns3.dan.hosting2021-09-18 → 2021-09-18 · 4 obs

○ 2019-01-21 03:38:58
● 2021-09-18 08:58:50
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

●MXalt1.aspmx.l.google.com2026-06-15 → 2026-07-19 · 3 obs

○ 2017-02-15 23:32:10
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●MXalt2.aspmx.l.google.com2026-06-15 → 2026-07-19 · 3 obs

○ 2017-02-15 23:32:10
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●MXalt3.aspmx.l.google.com2026-06-15 → 2026-07-19 · 3 obs

○ 2017-02-15 23:32:10
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●MXalt4.aspmx.l.google.com2026-06-15 → 2026-07-19 · 3 obs

○ 2017-02-15 23:32:10
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●MXaspmx.l.google.com2026-06-15 → 2026-07-19 · 3 obs

○ 2017-02-15 23:32:10
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

○MXp.webcom.ctmail.com2015-12-05 → 2016-06-20 · 4 obs

● 2015-12-05 10:24:40
● 2016-06-20 03:50:08
○ 2017-02-15 23:32:10
○ 2026-07-19 11:29:24

●A104.21.60.1892026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●A172.67.200.572026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

○A184.168.221.392019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A184.168.221.502019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2021-09-18 08:58:50
○ 2026-07-19 11:29:24

○A184.168.221.562019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A184.168.221.622019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A208.91.197.272015-07-14 → 2016-06-20 · 4 obs

● 2015-07-14 07:44:26
● 2016-06-20 03:50:08
○ 2017-02-15 23:32:10
○ 2026-07-19 11:29:24

●A2606:4700:3030::6815:3cbd2026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

●A2606:4700:3031::ac43:c8392026-06-15 → 2026-07-19 · 3 obs

○ 2021-09-18 08:58:50
● 2026-06-15 19:03:32
● 2026-07-19 11:29:24

○A2a05:d014:9da:8c10:306e:3e07:a16f:a5522021-09-18 → 2021-09-18 · 4 obs

○ 2019-01-21 03:38:58
● 2021-09-18 08:58:50
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A50.63.202.442019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A50.63.202.532019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A50.63.202.552019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A50.63.202.602019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A50.63.202.622019-01-21 → 2019-01-21 · 4 obs

○ 2017-02-15 23:32:10
● 2019-01-21 03:38:58
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

○A52.58.78.162021-09-18 → 2021-09-18 · 4 obs

○ 2019-01-21 03:38:58
● 2021-09-18 08:58:50
○ 2026-06-15 19:03:32
○ 2026-07-19 11:29:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	c.registrydns.co, d.registrydns.co, a.registrydns.co, b.registrydns.co	-
tesser.co	pete.ns.cloudflare.com, amanda.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.63

NS records: pete.ns.cloudflare.com, amanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tesser.co (unsigned zone)

⏱️ Timing

Total: 655ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.60.189, 172.67.200.57`
AAAA	2	`2606:4700:3030::6815:3cbd, 2606:4700:3031::ac43:c839`
NS	2	`amanda.ns.cloudflare.com, pete.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	2	`google-site-verification=_d1XzrbNR0TJRZk, v=spf1 include:dc-aa8e722993._spfm.tesse`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amanda.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

tesser.co points to the four IP addresses 104.21.60.189, 172.67.200.57, 2606:4700:3030::6815:3cbd and 2606:4700:3031::ac43:c839.

Two other host names, along with www.pkdvcmrjfscjr.space, bool.kim and lake-butler.com, also share IP numbers with tesser.co.

Name Servers

tesser.co is delegated to two name servers: amanda.ns.cloudflare.com and pete.ns.cloudflare.com.

tesser.co shares its NS records with other domains, for example vctrials.asia, vctrials.eu, europhone.gp and two others.

There is at least partial name server overlap between tesser.co and other domains — testigo.pl, alexjain.com, altendorfme.com and two more among them.

These name servers frequently co-occur with the name servers colin.ns.cloudflare.com and andy.ns.cloudflare.com.

DNS names with 6 IP addresses:

amanda.ns.cloudflare.com resolves to 108.162.192.63, 172.64.32.63, 173.245.58.63 and 3 other IP addresses.

pete.ns.cloudflare.com resolves to 108.162.193.136, 172.64.33.136, 173.245.59.136 and 3 other IP addresses.

Mail Servers

tesser.co has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between tesser.co and other domains, including farmersdaughterinteriors.com, armyofstickmen.com, ns500841.ns500794.ns500841.ns500794.ns500794.ns500794.ns500794.ns500821.ns500790.ns500795.lustypartnersfinder.com and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com points to 172.253.62.27 and 2607:f8b0:4004:c07::1b.

alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.

tesser.co - robtex.com

tesser.co

co

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`tesser.co`

`co`