doclock.co - robtex.com

doclock.co

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:c280🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:c7f🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.12.127Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.194.128🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbristol.ns.cloudflare.com ⭐
A2606:4700:50::a29f:262f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbristol.ns.cloudflare.com
A2803:f800:50::6ca2:c22f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbristol.ns.cloudflare.com
A2a06:98c1:50::ac40:222f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbristol.ns.cloudflare.com
A108.162.194.47🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbristol.ns.cloudflare.com
A162.159.38.47Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbristol.ns.cloudflare.com
A172.64.34.47🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbristol.ns.cloudflare.com
NSroan.ns.cloudflare.com
A2606:4700:58::adf5:3be2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroan.ns.cloudflare.com
A2803:f800:50::6ca2:c1e2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRroan.ns.cloudflare.com
A2a06:98c1:50::ac40:21e2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRroan.ns.cloudflare.com
A108.162.193.226🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroan.ns.cloudflare.com
A172.64.33.226🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroan.ns.cloudflare.com
A173.245.59.226🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroan.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c17::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbl-in-f26.1e100.net
A172.253.115.27🇺🇸 Google172.253.115.0/24
PTRbg-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.27🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.27🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f27.1e100.net
MXaspmx2.googlemail.com(10)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXaspmx3.googlemail.com(10)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.12.127, 172.67.194.128
IPv6 hints2606:4700:3033::ac43:c280, 2606:4700:3036::6815:c7f
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=117, name=cloudflare-ech.com
SOAbristol.ns.cloudflare.comdns@cloudflare.com serial=2400248380

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759625265

Same first word

doclock.co
doclock.nl
doclock.us
doclock.com
doclock.de
doclock.co.uk
doclock.net

Similar names

lockdoc.ca
locdock.com
lockdoc.it
lockdoc.com
coldock.com
coldock.cn
old(0x636f636b).fi
lockdoc.ru
(0x636f636b)old.com
(0x636f636b)old.de
old(0x636f636b).com
lockdoc.net

DNS History

11 records (11 active, 0 former)

NSbristol.ns.cloudflare.comroan.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.21.12.127172.67.194.1282606:4700:3033::ac43:c2802606:4700:3036::6815:c7f
●NSbristol.ns.cloudflare.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●NSroan.ns.cloudflare.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●MXalt1.aspmx.l.google.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●MXalt2.aspmx.l.google.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●MXaspmx.l.google.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●MXaspmx2.googlemail.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●MXaspmx3.googlemail.com2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●A104.21.12.1272026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●A172.67.194.1282026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●A2606:4700:3033::ac43:c2802026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50
●A2606:4700:3036::6815:c7f2026-02-21 → 2026-04-03 · 2 obs
● 2026-02-21 04:07:32
● 2026-04-03 18:12:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coa.registrydns.co, d.registrydns.co, c.registrydns.co, b.registrydns.co-
doclock.coroan.ns.cloudflare.com, bristol.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.47

NS records: roan.ns.cloudflare.com, bristol.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doclock.co (unsigned zone)

⏱️ Timing

Total: 664ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.12.127, 172.67.194.128
AAAA22606:4700:3033::ac43:c280, 2606:4700:3036::6815:c7f
NS2bristol.ns.cloudflare.com, roan.ns.cloudflare.com
MX5ASPMX.L.GOOGLE.COM (pri: 1), ASPMX2.GOOGLEMAIL.COM (pri: 10)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1bristol.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

doclock.co points to four IP numbers: 2606:4700:3033::ac43:c280, 2606:4700:3036::6815:c7f, 104.21.12.127 and 172.67.194.128.

Other host names, for instance kolosok.org.ua, www.joxue.com, mindlabkids.com, usometro.org and xtakqiqu.cv share IP numbers with doclock.co.

Name Servers

doclock.co is delegated to two name servers: bristol.ns.cloudflare.com and roan.ns.cloudflare.com.

doclock.co uses the same name server setup as other domains, for instance univer-lordfilm.com, poljarnyj-lordfilm.com, e-negociador.com.br, rocky-base-dapp.pages.dev and banda-zig-zag-lordfilm.online.

doclock.co shares name servers with other domains at least partially, for instance lebanonplayground.com, replica-shop.com, printempsnumerique.ca, 176.space and aziz.ca.

these name servers are often used together with the name servers dakota.ns.cloudflare.com.

Host names with six IP numbers: bristol.ns.cloudflare.com points to 2606:4700:50::a29f:262f, 2803:f800:50::6ca2:c22f, 2a06:98c1:50::ac40:222f, 108.162.194.47, 162.159.38.47 and 172.64.34.47; roan.ns.cloudflare.com points to 2606:4700:58::adf5:3be2, 2803:f800:50::6ca2:c1e2, 2a06:98c1:50::ac40:21e2, 108.162.193.226, 172.64.33.226 and 173.245.59.226.

Mail Servers

doclock.co is handled by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

doclock.co shares some mail servers with other domains, including funkylicious.com, ns500699.ns500765.ns500734.ns500699.ns500693.ns500734.ns500699.ns500699.ns500699.ns500699.ns500699.ns500683.ns500632.ns500588.ns500588.ns500612.ns500110.dtrkdll.com, ns500759.ns500759.ns500759.ns500698.ns500698.ns500736.ns500698.ns500576.ns500708.ns500698.ns500698.ns500576.ns500698.ns500698.ns500576.ns500619.ns500619.trackreceptor.com, ns500731.ns500671.ns500754.ns500742.ns500742.ns500704.ns500705.ns500705.ns500678.ns500291.ns500649.ns500142.lusty(0x736c7574)z.com and ns500671.ns500742.ns500731.ns500731.ns500754.ns500742.ns500704.ns500671.ns500704.ns500678.ns500678.ns500666.ns500666.ns500291.ns500131.lustychickser.com.

these mail servers are commonly used with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx5.googlemail.com and aspmx4.googlemail.com.

Host names with two IP numbers:

aspmx2.googlemail.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26.

aspmx3.googlemail.com points to 2a00:1450:400b:c02::1b and 172.253.116.27.

aspmx.l.google.com points to 2607:f8b0:4004:c17::1a and 172.253.115.27.

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

alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.27.