alexandersung.com - robtex.com

alexandersung.com

DNSSEC⚠️ Not signed
A2606:4700:3031::6815:1e3🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:9868🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.227Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.152.104🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSduke.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A2803:f800:50::6ca2:c16e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRduke.ns.cloudflare.com
A2a06:98c1:50::ac40:216e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRduke.ns.cloudflare.com
A108.162.193.110🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A172.64.33.110🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
A173.245.59.110🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRduke.ns.cloudflare.com
NSpenny.ns.cloudflare.com
A2606:4700:50::a29f:267c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpenny.ns.cloudflare.com
A2803:f800:50::6ca2:c27c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpenny.ns.cloudflare.com
A2a06:98c1:50::ac40:227c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpenny.ns.cloudflare.com
A108.162.194.124🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpenny.ns.cloudflare.com
A162.159.38.124Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpenny.ns.cloudflare.com
A172.64.34.124🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpenny.ns.cloudflare.com
MXmx-biz.mail.am0.yahoodns.net ⭐
A67.195.204.83🇺🇸 Yahoo67.195.204.0/24 Verizon Media BF1
PTRmtaproxy1.biz.mail.vip.bf1.yahoo.com
A67.195.228.75🇺🇸 Yahoo67.195.228.0/24 Verizon Media GQ1
PTRmtaproxy1.biz.mail.vip.gq1.yahoo.com
TXTSendinblue-code:498eb7c8a8595ade36531c66e3721d11
TXTi=319&m=geo-g7-mx2-p9
TXTv=spf1 include:spf.sendinblue.com mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.227, 172.67.152.104
IPv6 hints2606:4700:3031::6815:1e3, 2606:4700:3034::ac43:9868
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=28, name=cloudflare-ech.com
SOAduke.ns.cloudflare.comdns@cloudflare.com serial=2401130952

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=1776084372
WOT: UNKNOWN (61/100)

Same first word

alexandersung.com

DNS History

12 records (7 active, 5 former)

20162017201820192020202120222023202420252026NSduke.ns.cloudflare.compenny.ns.cloudflare.comhidden-master.yahoo.comyns1.yahoo.comyns2.yahoo.comMXmx-biz.mail.am0.yahoodns.netA104.21.1.227172.67.152.1042606:4700:3031::6815:1e32606:4700:3034::ac43:986898.139.135.12998.139.135.198
●NSduke.ns.cloudflare.com2026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
○NShidden-master.yahoo.com2015-06-10 → 2016-06-19 · 4 obs
● 2015-06-10 10:01:28
● 2016-06-19 22:06:06
○ 2026-03-20 16:20:42
○ 2026-04-13 13:06:44
●NSpenny.ns.cloudflare.com2026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
○NSyns1.yahoo.com2015-06-10 → 2016-06-19 · 4 obs
● 2015-06-10 10:01:28
● 2016-06-19 22:06:06
○ 2026-03-20 16:20:42
○ 2026-04-13 13:06:44
○NSyns2.yahoo.com2015-06-10 → 2016-06-19 · 4 obs
● 2015-06-10 10:01:28
● 2016-06-19 22:06:06
○ 2026-03-20 16:20:42
○ 2026-04-13 13:06:44
●MXmx-biz.mail.am0.yahoodns.net2015-06-10 → 2026-04-13 · 2 obs
● 2015-06-10 10:01:28
● 2026-04-13 13:06:44
●A104.21.1.2272026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
●A172.67.152.1042026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
●A2606:4700:3031::6815:1e32026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
●A2606:4700:3034::ac43:98682026-03-20 → 2026-04-13 · 3 obs
○ 2016-06-19 22:06:06
● 2026-03-20 16:20:42
● 2026-04-13 13:06:44
○A98.139.135.1292015-11-13 → 2016-06-19 · 5 obs
○ 2015-06-10 10:01:28
● 2015-11-13 03:20:24
● 2016-06-19 22:06:06
○ 2026-03-20 16:20:42
○ 2026-04-13 13:06:44
○A98.139.135.1982015-06-10 → 2015-06-10 · 3 obs
● 2015-06-10 10:01:28
○ 2015-11-13 03:20:24
○ 2026-04-13 13:06:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
alexandersung.comduke.ns.cloudflare.com, penny.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.124

NS records: duke.ns.cloudflare.com, penny.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alexandersung.com (unsigned zone)

⏱️ Timing

Total: 119ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.1.227, 172.67.152.104
AAAA22606:4700:3034::ac43:9868, 2606:4700:3031::6815:1e3
NS2duke.ns.cloudflare.com, penny.ns.cloudflare.com
MX1mx-biz.mail.am0.yahoodns.net (pri: 10)
TXT3Sendinblue-code:498eb7c8a8595ade36531c66, i=319&m=geo-g7-mx2-p9...
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1duke.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

alexandersung.com points to four IP numbers: 2606:4700:3031::6815:1e3, 2606:4700:3034::ac43:9868, 104.21.1.227 and 172.67.152.104.

For instance, other host names zoom07us.com, www.emporiaenergy.com, 4th.net, kaikoslotbest.com and verifik.com.br share IP numbers with alexandersung.com.

Name Servers

alexandersung.com is delegated to two name servers: duke.ns.cloudflare.com and penny.ns.cloudflare.com.

alexandersung.com uses the same name server setup as other domains such as crawfordsmithswallow.com, niagaratrailers.ca, ac12.com, xn----jtbajab9acchoffjfg1t.xn--p1ai and dankkorner.com.

alexandersung.com shares name servers with other domains at least partially, for example p-s-q.com, universoflix.com, rosellifamily.org, catrionafraser.com and pandorabox.es.

These name servers are commonly used with tosana.ns.cloudflare.com.

Host names with six IP numbers: host name duke.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6e, 2803:f800:50::6ca2:c16e, 2a06:98c1:50::ac40:216e, 108.162.193.110, 172.64.33.110 and 173.245.59.110; host name penny.ns.cloudflare.com points to: 2606:4700:50::a29f:267c, 2803:f800:50::6ca2:c27c, 2a06:98c1:50::ac40:227c, 108.162.194.124, 162.159.38.124 and 172.64.34.124.

Mail Servers

alexandersung.com is handled by a single mail server, mx-biz.mail.am0.yahoodns.net.

alexandersung.com shares the same mail server setup as other domains, for instance sjoffice.net, rnohthai.com, majointl.com, socconini.com and msnn.net.

alexandersung.com shares mail servers with other domains at least partially; for instance simplycustominc.com, augustjones.com, knightsofcolumbusoceanside.com, slavicamericanchamber.com and mnpainting.net.

mx-biz.mail.am0.yahoodns.net resolves to two IPs: 67.195.204.83 and 67.195.228.75.