u3go.com - robtex.com

u3go.com

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:3bcf🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b7a9🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.207Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.183.169🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdorthy.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdorthy.ns.cloudflare.com
A2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdorthy.ns.cloudflare.com
A108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
A173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdorthy.ns.cloudflare.com
NSrayden.ns.cloudflare.com
A2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrayden.ns.cloudflare.com
A2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrayden.ns.cloudflare.com
A108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
A172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrayden.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.59.207, 172.67.183.169
IPv62606:4700:3034::6815:3bcf, 2606:4700:3036::ac43:b7a9
SOAdorthy.ns.cloudflare.comdns@cloudflare.com serial=2399226257

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1774527857

Same first word

u3go.com

Similar names

3guo.cn
gou3.com
3ugo.com

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSdorthy.ns.cloudflare.comrayden.ns.cloudflare.comexpirens3.hichina.comexpirens4.hichina.comns1.360wzb.comns2.360wzb.comns7.alidns.comns8.alidns.comMXmxbiz1.qq.commxbiz2.qq.comA104.21.59.207172.67.183.1692606:4700:3034::6815:3bcf2606:4700:3036::ac43:b7a947.89.58.141CNAMEexpired.hichina.com
●NSdorthy.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
○NSexpirens3.hichina.com2017-04-08 → 2017-04-08 · 3 obs
○ 2016-07-08 18:06:08
● 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○NSexpirens4.hichina.com2017-04-08 → 2017-04-08 · 3 obs
○ 2016-07-08 18:06:08
● 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○NSns1.360wzb.com2015-07-16 → 2016-07-08 · 4 obs
● 2015-07-16 04:27:42
● 2016-07-08 18:06:08
○ 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○NSns2.360wzb.com2015-07-16 → 2016-07-08 · 4 obs
● 2015-07-16 04:27:42
● 2016-07-08 18:06:08
○ 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○NSns7.alidns.com2026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 12:31:34
○NSns8.alidns.com2026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 12:31:34
●NSrayden.ns.cloudflare.com2026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
○MXmxbiz1.qq.com2015-07-16 → 2016-07-08 · 4 obs
● 2015-07-16 04:27:42
● 2016-07-08 18:06:08
○ 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○MXmxbiz2.qq.com2015-07-16 → 2016-07-08 · 4 obs
● 2015-07-16 04:27:42
● 2016-07-08 18:06:08
○ 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
●A104.21.59.2072026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
●A172.67.183.1692026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
●A2606:4700:3034::6815:3bcf2026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
●A2606:4700:3036::ac43:b7a92026-03-26 → 2026-03-26 · 2 obs
○ 2017-04-08 09:02:16
● 2026-03-26 12:31:34
○A47.89.58.1412017-04-08 → 2017-04-08 · 2 obs
● 2017-04-08 09:02:16
○ 2026-03-26 12:31:34
○CNAMEexpired.hichina.com2026-03-26 → 2026-03-26 · 1 obs
○ 2026-03-26 12:31:34

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
u3go.comdorthy.ns.cloudflare.com, rayden.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.163

NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for u3go.com (unsigned zone)

⏱️ Timing

Total: 171ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.183.169, 104.21.59.207
AAAA22606:4700:3034::6815:3bcf, 2606:4700:3036::ac43:b7a9
NS2dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dorthy.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dorthy.ns.cloudflare.com, dorthy.ns.cloudflare.com, dorthy.ns.cloudflare.com...)

Analysis

IP Addresses

u3go.com points to four IP numbers: 2606:4700:3034::6815:3bcf, 2606:4700:3036::ac43:b7a9, 104.21.59.207 and 172.67.183.169.

Other host names, for instance globalnomad.us, geep.me, goldmodernblog.co.uk, po.poltava.ua and 360climbing.co.il share IP numbers with u3go.com.

Name Servers

Delegation for u3go.com rests with two name servers, dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com.

u3go.com shares the same name server setup as other domains, including fnnbt.com, happla.cn, haoda.cc, bookew.com and huaxinbuy.com.

u3go.com at least partially shares name servers with other domains, for instance grownscience.com, birkoff.org, uhgcu.org, hypergamblenetwork.com and redhouselawyer.com.

Host names with six IP numbers: dorthy.ns.cloudflare.com points to: 2606:4700:50::adf5:3af9, 2803:f800:50::6ca2:c0f9, 2a06:98c1:50::ac40:20f9, 108.162.192.249, 172.64.32.249 and 173.245.58.249. rayden.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.