optimization.expert - dns.ninja

optimization.expert

DNSSECโš ๏ธ Not signed
A2606:4700:3033::6815:600e๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A2606:4700:3035::ac43:abf5๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A104.21.96.14Cloudflare104.21.96.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
A172.67.171.245๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US โœ“ In HTTPS hints
NStricia.ns.cloudflare.com โญ
A2606:4700:50::adf5:3ae8๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtricia.ns.cloudflare.com
A2803:f800:50::6ca2:c0e8๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtricia.ns.cloudflare.com
A2a06:98c1:50::ac40:20e8๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRtricia.ns.cloudflare.com
A108.162.192.232๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtricia.ns.cloudflare.com
A172.64.32.232๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtricia.ns.cloudflare.com
A173.245.58.232๐Ÿ‡บ๐Ÿ‡ธ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtricia.ns.cloudflare.com
NSyichun.ns.cloudflare.com
A2606:4700:58::adf5:3bf8๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A2803:f800:50::6ca2:c1f8๐Ÿ‡จ๐Ÿ‡ท Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyichun.ns.cloudflare.com
A2a06:98c1:50::ac40:21f8๐Ÿ‡บ๐Ÿ‡ธ Cloudflare2a06:98c1:50::/45
PTRyichun.ns.cloudflare.com
A108.162.193.248๐Ÿ‡บ๐Ÿ‡ธ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A172.64.33.248๐Ÿ‡บ๐Ÿ‡ธ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
A173.245.59.248๐Ÿ‡บ๐Ÿ‡ธ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyichun.ns.cloudflare.com
MXaspmx.l.google.com โญ
A2607:f8b0:4004:c06::1b๐Ÿ‡บ๐Ÿ‡ธ Google2607:f8b0:4004::/48
PTRbg-in-f27.1e100.net
A192.178.155.26๐Ÿ‡บ๐Ÿ‡ธ Google192.178.155.0/24
PTRyuiadrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a๐Ÿ‡จ๐Ÿ‡ฑ Google2800:3f0:4003::/48
A108.177.123.27๐Ÿ‡บ๐Ÿ‡ธ Google108.177.123.0/24
PTRlcscld-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a๐Ÿ‡ฎ๐Ÿ‡ช Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26๐Ÿ‡บ๐Ÿ‡ธ Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a๐Ÿ‡ฌ๐Ÿ‡ง Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27๐Ÿ‡บ๐Ÿ‡ธ Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b๐Ÿ‡ง๐Ÿ‡ช Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27๐Ÿ‡บ๐Ÿ‡ธ Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
HTTPSHTTP/3, HTTP/2 โœ“ hints match
IPv4 hints104.21.96.14, 172.67.171.245
IPv6 hints2606:4700:3033::6815:600e, 2606:4700:3035::ac43:abf5
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=243, name=cloudflare-ech.com
SOAtricia.ns.cloudflare.comdns@cloudflare.com serial=2405935447

expert

DNSSEC๐Ÿ”’ Signed (DS record present)
NSv0n0.nic.expert โญ
NSv0n1.nic.expert
NSv0n2.nic.expert
NSv0n3.nic.expert
NSv2n0.nic.expert
NSv2n1.nic.expert
SOAv0n0.nic.experthostmaster@donuts.email serial=1781552729

Same first word

DNS History

15 records (11 active, 4 former)

2017201820192020202120222023202420252026NStricia.ns.cloudflare.comyichun.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.96.14172.67.171.2452606:4700:3033::6815:600e2606:4700:3035::ac43:abf5104.27.178.202104.27.179.2022400:cb00:2048:1::681b:b2ca2400:cb00:2048:1::681b:b3ca
โ—NStricia.ns.cloudflare.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—NSyichun.ns.cloudflare.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—MXalt1.aspmx.l.google.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—MXalt2.aspmx.l.google.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—MXalt3.aspmx.l.google.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—MXalt4.aspmx.l.google.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—MXaspmx.l.google.com2016-12-11 โ†’ 2026-06-15 ยท 2 obs
โ— 2016-12-11 00:26:04
โ— 2026-06-15 20:00:00
โ—A104.21.96.142026-03-05 โ†’ 2026-06-15 ยท 3 obs
โ—‹ 2017-12-25 09:03:40
โ— 2026-03-05 19:54:32
โ— 2026-06-15 20:00:00
โ—‹A104.27.178.2022016-12-11 โ†’ 2017-12-25 ยท 4 obs
โ— 2016-12-11 00:26:04
โ— 2017-12-25 09:03:40
โ—‹ 2026-03-05 19:54:32
โ—‹ 2026-06-15 20:00:00
โ—‹A104.27.179.2022016-12-11 โ†’ 2017-12-25 ยท 4 obs
โ— 2016-12-11 00:26:04
โ— 2017-12-25 09:03:40
โ—‹ 2026-03-05 19:54:32
โ—‹ 2026-06-15 20:00:00
โ—A172.67.171.2452026-03-05 โ†’ 2026-06-15 ยท 3 obs
โ—‹ 2017-12-25 09:03:40
โ— 2026-03-05 19:54:32
โ— 2026-06-15 20:00:00
โ—‹A2400:cb00:2048:1::681b:b2ca2016-12-11 โ†’ 2017-12-25 ยท 4 obs
โ— 2016-12-11 00:26:04
โ— 2017-12-25 09:03:40
โ—‹ 2026-03-05 19:54:32
โ—‹ 2026-06-15 20:00:00
โ—‹A2400:cb00:2048:1::681b:b3ca2016-12-11 โ†’ 2017-12-25 ยท 4 obs
โ— 2016-12-11 00:26:04
โ— 2017-12-25 09:03:40
โ—‹ 2026-03-05 19:54:32
โ—‹ 2026-06-15 20:00:00
โ—A2606:4700:3033::6815:600e2026-03-05 โ†’ 2026-06-15 ยท 3 obs
โ—‹ 2017-12-25 09:03:40
โ— 2026-03-05 19:54:32
โ— 2026-06-15 20:00:00
โ—A2606:4700:3035::ac43:abf52026-03-05 โ†’ 2026-06-15 ยท 3 obs
โ—‹ 2017-12-25 09:03:40
โ— 2026-03-05 19:54:32
โ— 2026-06-15 20:00:00

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
expertv2n1.nic.expert, v0n1.nic.expert, v0n3.nic.expert, v0n0.nic.expert...12 records
optimization.experttricia.ns.cloudflare.com, yichun.ns.cloudflare.com-

โœ… Authoritative Response

Server:108.162.193.248

NS records: tricia.ns.cloudflare.com, yichun.ns.cloudflare.com

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for optimization.expert (unsigned zone)

โฑ๏ธ Timing

Total: 336ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A2104.21.96.14, 172.67.171.245
AAAA22606:4700:3033::6815:600e, 2606:4700:3035::ac43:abf5
NS2tricia.ns.cloudflare.com, yichun.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1tricia.ns.cloudflare.com dns.cloudflare.

๐Ÿ“Œ Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.expert, v2n1.nic.expert, v0n1.nic.expert...)

Analysis

IP Addresses

optimization.expert directs to four IP numbers, which are 104.21.96.14, 172.67.171.245, 2606:4700:3033::6815:600e and 2606:4700:3035::ac43:abf5.

Among the host names that share IP numbers with optimization.expert are itexamsimulator.com, tv88.tech, gamechangersmovement.com and two others.

Name Servers

optimization.expert is delegated to two name servers: tricia.ns.cloudflare.com and yichun.ns.cloudflare.com.

optimization.expert has the same name server delegation as a number of other domains, such as gamehost.ovh, orainfo.net, balkansunflowers.org and two more.

The name servers of optimization.expert overlap at least partially with those of other domains โ€” among them zcswet.com, idc-online.com, cheesecakelabs.com and two more.

The name servers jaxson.ns.cloudflare.com, jeff.ns.cloudflare.com and gabe.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

tricia.ns.cloudflare.com resolves to 108.162.192.232, 172.64.32.232, 173.245.58.232 and 3 other IP addresses.

yichun.ns.cloudflare.com resolves to 108.162.193.248, 172.64.33.248, 173.245.59.248 and 3 other IP addresses.

Mail Servers

Five mail servers handle optimization.expert: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

optimization.expert shares at least some of its mail servers with other domains โ€” for example ns500759.ns500759.ns500759.ns500759.ns500698.ns500736.ns500708.ns500576.ns500708.ns500698.ns500576.ns500576.trackreceptor.com, ns500698.ns500698.ns500758.ns500698.ns500698.ns500736.ns500735.ns500708.ns500708.ns500576.ns500698.ns500576.ns500619.ns500652.ns500576.trackreceptor.com, tduptime.com and two more.

It is common to find these mail servers paired with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 more.

Hosts with two IP numbers each:

aspmx.l.google.com points to 192.178.155.26 and 2607:f8b0:4004:c06::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::1a.

alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1a.

alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1b.