josephwu.com - robtex.com
josephwu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.7.91.7🇨🇦 ONIAAS216.7.88.0/22 325 Delaware Avenue Suite 300 Buffalo NY 14202 United States | ||||||
| PTR | k100.servername.online | ||||||
| NS | ns1.securenameserver.ca ⭐ | ||||||
| A | 172.64.52.8🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | auth01.ns.korax.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.8🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | auth02.ns.korax.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.20🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns.securenameserver.ca ⚠️ Not in parent delegation | ||||||
| NS | ns2.securenameserver.ca ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.20🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | mail.josephwu.com ⭐ | ||||||
| A | 216.7.91.7🇨🇦 ONIAAS216.7.88.0/22 325 Delaware Avenue Suite 300 Buffalo NY 14202 United States | ||||||
| PTR | k100.servername.online | ||||||
| SOA | ns.securenameserver.cahostmaster@korax.net 2023-01-21 #0 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776378922 | ||||||
Subdomains
mail.josephwu.com |
Same first word
josephwu.com |
DNS History
15 records (7 active, 8 former)
●NSauth01.ns.korax.net2015-08-13 → 2026-04-16 · 5 obs
○ 2015-12-04 07:44:28
○ 2017-04-20 08:52:08
● 2026-04-08 06:24:54
● 2026-04-16 22:50:32
●NSauth02.ns.korax.net2015-08-13 → 2026-04-16 · 5 obs
○ 2015-12-04 07:44:28
○ 2017-04-20 08:52:08
● 2026-04-08 06:24:54
● 2026-04-16 22:50:32
○NSauth03.ns.korax.net2015-08-13 → 2015-08-13 · 3 obs
○ 2015-12-04 07:44:28
○ 2026-04-16 22:50:32
●NSns.securenameserver.ca2015-12-04 → 2026-04-16 · 6 obs
● 2015-12-04 07:44:28
● 2016-03-17 04:52:14
○ 2016-09-16 17:10:28
● 2017-04-20 08:52:08
● 2026-04-16 22:50:32
○NSns1.renewyourname.net2016-09-16 → 2016-09-16 · 4 obs
● 2016-09-16 17:10:28
○ 2017-04-20 08:52:08
○ 2026-04-16 22:50:32
●NSns1.securenameserver.ca2015-12-04 → 2026-04-16 · 6 obs
● 2015-12-04 07:44:28
● 2016-03-17 04:52:14
○ 2016-09-16 17:10:28
● 2017-04-20 08:52:08
● 2026-04-16 22:50:32
○NSns2.renewyourname.net2016-09-16 → 2016-09-16 · 4 obs
● 2016-09-16 17:10:28
○ 2017-04-20 08:52:08
○ 2026-04-16 22:50:32
●NSns2.securenameserver.ca2015-12-04 → 2026-04-16 · 6 obs
● 2015-12-04 07:44:28
● 2016-03-17 04:52:14
○ 2016-09-16 17:10:28
● 2017-04-20 08:52:08
● 2026-04-16 22:50:32
●MXmail.josephwu.com2026-04-08 → 2026-04-16 · 3 obs
● 2026-04-08 06:24:54
● 2026-04-16 22:50:32
○MXmailin.korax.net2015-08-13 → 2015-08-13 · 3 obs
○ 2015-12-04 07:44:28
○ 2026-04-16 22:50:32
○MXmx.securemailserver.ca2015-12-04 → 2017-04-20 · 7 obs
● 2015-12-04 07:44:28
● 2016-03-17 04:52:14
○ 2016-09-16 17:10:28
● 2017-04-20 08:52:08
○ 2026-04-08 06:24:54
○ 2026-04-16 22:50:32
○A216.201.104.392017-04-20 → 2017-04-20 · 4 obs
● 2017-04-20 08:52:08
○ 2026-04-08 06:24:54
○ 2026-04-16 22:50:32
○A216.201.96.652015-08-13 → 2016-03-17 · 4 obs
● 2016-03-17 04:52:14
○ 2016-09-16 17:10:28
○ 2026-04-16 22:50:32
●A216.7.91.72026-04-08 → 2026-04-16 · 3 obs
● 2026-04-08 06:24:54
● 2026-04-16 22:50:32
○A69.172.201.2172016-09-16 → 2016-09-16 · 4 obs
● 2016-09-16 17:10:28
○ 2017-04-20 08:52:08
○ 2026-04-16 22:50:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| josephwu.com | auth01.ns.korax.net, auth02.ns.korax.net | - |
✅ Authoritative Response
Server:172.64.52.8
NS records: auth01.ns.korax.net, auth02.ns.korax.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for josephwu.com (unsigned zone)
⏱️ Timing
Total: 2438ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.7.91.7 |
| NS | 2 | ns2.securenameserver.ca, ns1.securenameserver.ca |
| MX | 1 | mail.josephwu.com (pri: 0) |
| SOA | 1 | ns.securenameserver.ca hostmaster.korax. |
Analysis
Hierarchy
mail.josephwu.com is a child of josephwu.com.
IP Addresses
josephwu.com resolves to one IP number: 216.7.91.7.
Other host names, for instance mail.t5d.com, mail.cleanitonline.com, mail.drfabbro.com, mail.padrink.com and cleanitonline.com share IP numbers with josephwu.com.
Name Servers
josephwu.com is delegated to five name servers: ns1.securenameserver.ca, ns2.securenameserver.ca, ns.securenameserver.ca, auth01.ns.korax.net and auth02.ns.korax.net.
josephwu.com at least partially shares name servers with other domains, including freedent.ca, oarty.net, aeic.ca, competition.ca and socialintelligencedemystified.com.
These name servers are commonly used with auth03.ns.korax.net, ns1.oniaas.io and ns2.oniaas.io.
Hostnames with a single IP number:
ns1.securenameserver.ca points to: 172.64.52.8.
ns2.securenameserver.ca points to: 172.64.53.20.
auth01.ns.korax.net points to: 172.64.52.8.
auth02.ns.korax.net points to: 172.64.53.20.
Hostnames pointing to 172.64.52.8: ns1.securenameserver.ca and auth01.ns.korax.net.
Hostnames pointing to 172.64.53.20: ns2.securenameserver.ca and auth02.ns.korax.net.
Mail Servers
A single mail server handles josephwu.com, mail.josephwu.com.
Host name mail.josephwu.com resolves to a single IP: 216.7.91.7.