yuai.us - robtex.com

yuai.us

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:a001🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:214c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.33.76Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.160.1🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSezra.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRezra.ns.cloudflare.com
A2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRezra.ns.cloudflare.com
A108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
NSjen.ns.cloudflare.com
A2606:4700:50::a29f:26b9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjen.ns.cloudflare.com
A2803:f800:50::6ca2:c2b9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjen.ns.cloudflare.com
A2a06:98c1:50::ac40:22b9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjen.ns.cloudflare.com
A108.162.194.185🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjen.ns.cloudflare.com
A162.159.38.185Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjen.ns.cloudflare.com
A172.64.34.185🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjen.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c25::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadtq-in-f26.1e100.net
A172.253.63.27🇺🇸 Google172.253.63.0/24
PTRbi-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1a🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f26.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.33.76, 172.67.160.1
IPv6 hints2606:4700:3031::ac43:a001, 2606:4700:3035::6815:214c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com
SOAezra.ns.cloudflare.comdns@cloudflare.com serial=2408884502

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us ⭐
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1785406114

Same first word

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yuai.co.jp
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yuai.com.cn
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aiyu.com

DNS History

27 records (11 active, 16 former)

20162017201820192020202120222023202420252026NSezra.ns.cloudflare.comjen.ns.cloudflare.comns1.freedns.wsns1.yourhostingaccount.comns2.freedns.wsns3.freedns.wsns4.freedns.wsMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.21.33.76172.67.160.12606:4700:3031::ac43:a0012606:4700:3035::6815:214c216.58.208.1792606:4700:3033::6815:214c2606:4700:3036::ac43:a0012a00:1450:4009:808::20132a00:1450:400c:c01::792a00:1450:400c:c02::7974.125.195.12174.125.71.12178.46.44.67CNAMEghs.google.comghs.l.google.com
●NSezra.ns.cloudflare.com2026-06-05 → 2026-07-30 · 3 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●NSjen.ns.cloudflare.com2026-06-05 → 2026-07-30 · 3 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
○NSns1.freedns.ws2015-07-10 → 2015-11-12 · 4 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2026-07-30 11:12:48
○NSns1.yourhostingaccount.com2016-02-22 → 2017-01-24 · 5 obs
○ 2015-11-12 09:58:10
● 2016-02-22 20:00:16
● 2017-01-24 10:56:32
○ 2026-06-05 23:33:10
○ 2026-07-30 11:12:48
○NSns2.freedns.ws2015-07-10 → 2015-11-12 · 4 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2026-07-30 11:12:48
○NSns3.freedns.ws2015-07-10 → 2015-11-12 · 4 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2026-07-30 11:12:48
○NSns4.freedns.ws2015-07-10 → 2015-11-12 · 4 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2026-07-30 11:12:48
●MXalt1.aspmx.l.google.com2015-07-10 → 2026-07-30 · 6 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●MXalt2.aspmx.l.google.com2015-07-10 → 2026-07-30 · 6 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●MXalt3.aspmx.l.google.com2015-07-10 → 2026-07-30 · 6 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●MXalt4.aspmx.l.google.com2015-07-10 → 2026-07-30 · 6 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●MXaspmx.l.google.com2015-07-10 → 2026-07-30 · 6 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●A104.21.33.762026-06-05 → 2026-07-30 · 3 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
●A172.67.160.12026-06-05 → 2026-07-30 · 3 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
● 2026-07-30 11:12:48
○A216.58.208.1792017-01-24 → 2017-01-24 · 4 obs
○ 2016-06-21 07:05:48
● 2017-01-24 10:56:32
○ 2026-06-05 23:33:10
○ 2026-07-30 11:12:48
●A2606:4700:3031::ac43:a0012026-06-24 → 2026-07-30 · 3 obs
○ 2026-06-05 23:33:10
● 2026-06-24 00:18:18
● 2026-07-30 11:12:48
○A2606:4700:3033::6815:214c2026-06-05 → 2026-06-05 · 4 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
○ 2026-06-24 00:18:18
○ 2026-07-30 11:12:48
●A2606:4700:3035::6815:214c2026-06-24 → 2026-07-30 · 3 obs
○ 2026-06-05 23:33:10
● 2026-06-24 00:18:18
● 2026-07-30 11:12:48
○A2606:4700:3036::ac43:a0012026-06-05 → 2026-06-05 · 4 obs
○ 2017-01-24 10:56:32
● 2026-06-05 23:33:10
○ 2026-06-24 00:18:18
○ 2026-07-30 11:12:48
○A2a00:1450:4009:808::20132017-01-24 → 2017-01-24 · 4 obs
○ 2016-06-21 07:05:48
● 2017-01-24 10:56:32
○ 2026-06-05 23:33:10
○ 2026-07-30 11:12:48
○A2a00:1450:400c:c01::792016-02-22 → 2016-02-22 · 4 obs
○ 2015-11-12 09:58:10
● 2016-02-22 20:00:16
○ 2016-06-21 07:05:48
○ 2026-07-30 11:12:48
○A2a00:1450:400c:c02::792016-06-21 → 2016-06-21 · 4 obs
○ 2016-02-22 20:00:16
● 2016-06-21 07:05:48
○ 2017-01-24 10:56:32
○ 2026-07-30 11:12:48
○A74.125.195.1212016-02-22 → 2016-02-22 · 4 obs
○ 2015-11-12 09:58:10
● 2016-02-22 20:00:16
○ 2016-06-21 07:05:48
○ 2026-07-30 11:12:48
○A74.125.71.1212016-06-21 → 2016-06-21 · 4 obs
○ 2016-02-22 20:00:16
● 2016-06-21 07:05:48
○ 2017-01-24 10:56:32
○ 2026-07-30 11:12:48
○A78.46.44.672015-07-10 → 2015-11-12 · 4 obs
● 2015-07-10 18:27:18
● 2015-11-12 09:58:10
○ 2016-02-22 20:00:16
○ 2026-07-30 11:12:48
○CNAMEghs.google.com2016-02-22 → 2017-01-24 · 4 obs
● 2016-02-22 20:00:16
● 2017-01-24 10:56:32
○ 2026-06-05 23:33:10
○ 2026-07-30 11:12:48
○CNAMEghs.l.google.com2016-02-22 → 2017-01-24 · 4 obs
● 2016-02-22 20:00:16
● 2017-01-24 10:56:32
○ 2026-06-05 23:33:10
○ 2026-07-30 11:12:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usk.cctld.us, n.cctld.us, f.cctld.us, y.cctld.us...-
yuai.usjen.ns.cloudflare.com, ezra.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.185

NS records: jen.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yuai.us (unsigned zone)

⏱️ Timing

Total: 472ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.33.76, 172.67.160.1
AAAA22606:4700:3035::6815:214c, 2606:4700:3031::ac43:a001
NS2ezra.ns.cloudflare.com, jen.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ezra.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

yuai.us points to the four IP addresses 104.21.33.76, 172.67.160.1, 2606:4700:3031::ac43:a001 and 2606:4700:3035::6815:214c.

Among the host names that share IP numbers with yuai.us are feuerundflammeblog.com, www.feuerundflammeblog.com, aiso-intl.com and two others.

Name Servers

The NS records for yuai.us delegate to ezra.ns.cloudflare.com and jen.ns.cloudflare.com.

yuai.us has the same name server delegation as a number of other domains, such as beautyparkshop.com, chick-fil-astage.com, h2-mt.lol and two more.

The name servers of yuai.us overlap at least partially with those of other domains — among them infohiburan.com, 1apikey.ai, alphacx.com and two more.

These name servers commonly co-occur with the name servers daniella.ns.cloudflare.com, thea.ns.cloudflare.com, rayden.ns.cloudflare.com and suzanne.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

ezra.ns.cloudflare.com maps to 108.162.195.15, 162.159.44.15, 172.64.35.15 and 3 additional IP addresses.

jen.ns.cloudflare.com maps to 108.162.194.185, 162.159.38.185, 172.64.34.185 and 3 additional IP addresses.

Mail Servers

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

yuai.us shares at least some of its mail servers with other domains — for example regionalsecuritygroup.com, ns500758.ns500758.ns500736.ns500735.ns500735.ns500736.ns500735.ns500736.ns500735.ns500576.ns500619.ns500686.ns500619.ns500576.trackreceptor.com, ns500754.ns500742.ns500742.ns500731.ns500754.ns500731.ns500688.ns500671.ns500649.ns500291.ns500678.ns500649.ns500666.ns500653.ns500153.tenderladiesbz.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:

The A records for aspmx.l.google.com return 172.253.63.27 and 2607:f8b0:4004:c25::1a.

The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1a.

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

The A records for alt3.aspmx.l.google.com return 192.178.223.27 and 2a00:1450:4009:c0f::1a.

The A records for alt4.aspmx.l.google.com return 172.253.157.27 and 2a00:1450:400c:c23::1a.