fredhsu.com - robtex.com

fredhsu.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:902b🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:2f1f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.31Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.144.43🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmario.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bcb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A2803:f800:50::6ca2:c1cb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmario.ns.cloudflare.com
A2a06:98c1:50::ac40:21cb🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmario.ns.cloudflare.com
A108.162.193.203🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A172.64.33.203🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
A173.245.59.203🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmario.ns.cloudflare.com
NSsandy.ns.cloudflare.com
A2606:4700:50::adf5:3adb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A2803:f800:50::6ca2:c0db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsandy.ns.cloudflare.com
A2a06:98c1:50::ac40:20db🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsandy.ns.cloudflare.com
A108.162.192.219🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A172.64.32.219🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
A173.245.58.219🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsandy.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.26🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:4025:c01::1b🇵🇱 Google2a00:1450:4025::/48
PTRrd-in-f27.1e100.net
A142.250.147.26🇺🇸 Google142.250.147.0/24
PTRrd-in-f26.1e100.net
TXTgoogle-site-verification=eGUr56HfCCoE3f35e(0x57414e6b)XX3p40yBI82JC-k06OMFMs
TXTv=spf1 -all
TXTv=spf1 include:dc-aa8e722993._spfm.fredhsu.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.47.31, 172.67.144.43
IPv62606:4700:3030::ac43:902b, 2606:4700:3035::6815:2f1f
SOAmario.ns.cloudflare.comdns@cloudflare.com serial=2399572998

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=1774914952

Subdomains

www.fredhsu.com

Same first word

fredhsu.com

Similar names

furshed.com
hfduser.com
fredhus.com
dufresh.com.mx
dufresh.com
fusedhr.com

DNS History

15 records (11 active, 4 former)

20162017201820192020202120222023202420252026NSmario.ns.cloudflare.comsandy.ns.cloudflare.comns57.domaincontrol.comns58.domaincontrol.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.commx1.sherweb2010.commx2.sherweb2010.comA104.21.47.31172.67.144.432606:4700:3030::ac43:902b2606:4700:3035::6815:2f1f
●NSmario.ns.cloudflare.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
○NSns57.domaincontrol.com2015-07-15 → 2016-11-08 · 4 obs
● 2015-07-15 19:48:16
● 2016-11-08 07:51:06
○ 2026-03-26 11:13:50
○ 2026-03-30 23:58:56
○NSns58.domaincontrol.com2015-07-15 → 2016-11-08 · 4 obs
● 2015-07-15 19:48:16
● 2016-11-08 07:51:06
○ 2026-03-26 11:13:50
○ 2026-03-30 23:58:56
●NSsandy.ns.cloudflare.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●MXalt1.aspmx.l.google.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●MXalt2.aspmx.l.google.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●MXalt3.aspmx.l.google.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●MXalt4.aspmx.l.google.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●MXaspmx.l.google.com2026-03-26 → 2026-03-30 · 3 obs
○ 2016-11-08 07:51:06
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
○MXmx1.sherweb2010.com2015-07-15 → 2016-11-08 · 4 obs
● 2015-07-15 19:48:16
● 2016-11-08 07:51:06
○ 2026-03-26 11:13:50
○ 2026-03-30 23:58:56
○MXmx2.sherweb2010.com2015-07-15 → 2016-11-08 · 4 obs
● 2015-07-15 19:48:16
● 2016-11-08 07:51:06
○ 2026-03-26 11:13:50
○ 2026-03-30 23:58:56
●A104.21.47.312026-03-26 → 2026-03-30 · 2 obs
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●A172.67.144.432026-03-26 → 2026-03-30 · 2 obs
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●A2606:4700:3030::ac43:902b2026-03-26 → 2026-03-30 · 2 obs
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56
●A2606:4700:3035::6815:2f1f2026-03-26 → 2026-03-30 · 2 obs
● 2026-03-26 11:13:50
● 2026-03-30 23:58:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
fredhsu.commario.ns.cloudflare.com, sandy.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.203

NS records: mario.ns.cloudflare.com, sandy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fredhsu.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.144.43, 104.21.47.31
AAAA22606:4700:3035::6815:2f1f, 2606:4700:3030::ac43:902b
NS2mario.ns.cloudflare.com, sandy.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT3google-site-verification=eGUr56HfCCoE3f3, v=spf1 -all...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mario.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

The parent of www.fredhsu.com is fredhsu.com.

IP Addresses

fredhsu.com maps to four IP numbers: 2606:4700:3030::ac43:902b, 2606:4700:3035::6815:2f1f, 104.21.47.31 and 172.67.144.43.

other host names include winsonenergy.sk, huojia2000.com, rars.co, getbino.com and nadiagray.com; they share IP numbers with fredhsu.com.

Name Servers

Two name servers mario.ns.cloudflare.com and sandy.ns.cloudflare.com handle the delegation for fredhsu.com.

fredhsu.com shares the same name server setup as other domains, for instance jchsistemas.com, eloraculochino.com, aragogweb.com, estudiocarmona.es and rhodiumims.com.

fredhsu.com at least partially shares name servers with other domains, for instance mesacyber.be, aioclass.com, indie-psc.com, meridian.mi.us and fanyafree.com.

These name servers are commonly used with jerry.ns.cloudflare.com and elaine.ns.cloudflare.com.

Six IP addresses per host:

mario.ns.cloudflare.com points to 2606:4700:58::adf5:3bcb, 2803:f800:50::6ca2:c1cb, 2a06:98c1:50::ac40:21cb, 108.162.193.203, 172.64.33.203 and 173.245.59.203; sandy.ns.cloudflare.com points to 2606:4700:50::adf5:3adb, 2803:f800:50::6ca2:c0db, 2a06:98c1:50::ac40:20db, 108.162.192.219, 172.64.32.219 and 173.245.58.219

Mail Servers

fredhsu.com is served by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

fredhsu.com shares at least partially some mail servers with other domains, for instance thexanhmy.com, versageek.net, thesemco.com, tricom.us and ns500758.ns500758.ns500759.ns500759.ns500759.ns500735.ns500735.ns500698.ns500735.ns500735.ns500619.ns500619.trackreceptor.com.

these mail servers are commonly used alongside aspmx2.googlemail.com and aspmx3.googlemail.com.

Host names with two IP numbers:

The host name aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.26.

The host name alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27.

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

The host name alt3.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.26.

The host name alt4.aspmx.l.google.com points to 2a00:1450:4025:c01::1b and 142.250.147.26.