corestrength-us.com - robtex.com
corestrength-us.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:51ca🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:a407🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.81.202Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.164.7🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | chelsea.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26b1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2b1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22b1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| A | 108.162.194.177🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| A | 162.159.38.177Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| A | 172.64.34.177🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chelsea.ns.cloudflare.com | ||||||
| NS | odin.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cd0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3d0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23d0🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| A | 108.162.195.208🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| A | 162.159.44.208Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| A | 172.64.35.208🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | odin.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.81.202, 172.67.164.7 | ||||||
| IPv6 | 2606:4700:3034::6815:51ca, 2606:4700:3035::ac43:a407 | ||||||
| SOA | chelsea.ns.cloudflare.comdns@cloudflare.com serial=2397260988 | ||||||
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=1774396652 | ||||||
Subdomains
www.corestrength-us.com |
Same first word
corestrength-us.com |
DNS History
10 records (6 active, 4 former)
●NSchelsea.ns.cloudflare.com2026-02-22 → 2026-03-25 · 2 obs
● 2026-03-25 00:00:40
●NSodin.ns.cloudflare.com2026-02-22 → 2026-03-25 · 2 obs
● 2026-03-25 00:00:40
●A104.21.81.2022026-02-22 → 2026-03-25 · 5 obs
● 2026-03-09 03:12:20
○ 2026-03-17 04:48:10
● 2026-03-25 00:00:38
● 2026-03-25 00:00:40
●A172.67.164.72026-02-22 → 2026-03-25 · 5 obs
● 2026-03-09 03:12:20
○ 2026-03-17 04:48:10
● 2026-03-25 00:00:38
● 2026-03-25 00:00:40
○A188.114.96.02026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:48:10
○ 2026-03-25 00:00:38
○ 2026-03-25 00:00:40
○A188.114.97.02026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:48:10
○ 2026-03-25 00:00:38
○ 2026-03-25 00:00:40
●A2606:4700:3034::6815:51ca2026-02-22 → 2026-03-25 · 5 obs
● 2026-03-09 03:12:20
○ 2026-03-17 04:48:10
● 2026-03-25 00:00:38
● 2026-03-25 00:00:40
●A2606:4700:3035::ac43:a4072026-02-22 → 2026-03-25 · 5 obs
● 2026-03-09 03:12:20
○ 2026-03-17 04:48:10
● 2026-03-25 00:00:38
● 2026-03-25 00:00:40
○A2a06:98c1:3120::2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:48:10
○ 2026-03-25 00:00:38
○ 2026-03-25 00:00:40
○A2a06:98c1:3121::2026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 04:48:10
○ 2026-03-25 00:00:38
○ 2026-03-25 00:00:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net... | - |
| corestrength-us.com | chelsea.ns.cloudflare.com, odin.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.208
NS records: chelsea.ns.cloudflare.com, odin.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for corestrength-us.com (unsigned zone)
⏱️ Timing
Total: 572ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.164.7, 104.21.81.202 |
| AAAA | 2 | 2606:4700:3035::ac43:a407, 2606:4700:3034::6815:51ca |
| NS | 2 | chelsea.ns.cloudflare.com, odin.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | chelsea.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (chelsea.ns.cloudflare.com, chelsea.ns.cloudflare.com, chelsea.ns.cloudflare.com...)
Analysis
Hierarchy
www.corestrength-us.com is a child of corestrength-us.com.
IP Addresses
corestrength-us.com refers to four IP numbers: 2606:4700:3034::6815:51ca, 2606:4700:3035::ac43:a407, 104.21.81.202 and 172.67.164.7.
Other host names, for instance influencestage.store, coursetable.com, alebilet.7x8b0a.rest, mail.mobiledista.com and 198-8-62-62.sjc.static.recompiled.net share IP numbers with corestrength-us.com.
Name Servers
corestrength-us.com's delegation uses two name servers: chelsea.ns.cloudflare.com and odin.ns.cloudflare.com.
corestrength-us.com uses the same name server setup as other domains, such as optivision.us, coguflex.us, insunol.us, claims-stable.app and spartamax-co.org.
corestrength-us.com at least partially shares name servers with other domains, including windsorfarmshop.co.uk, sunsetpulseofthewest.com, tsukijihongwanji-lounge.jp, aldana-computer.com and park-e.org.
These name servers are commonly used together with the name servers dale.ns.cloudflare.com, desi.ns.cloudflare.com, elaine.ns.cloudflare.com and eloise.ns.cloudflare.com.
Host names with six IP numbers:
chelsea.ns.cloudflare.com points to 2606:4700:50::a29f:26b1, 2803:f800:50::6ca2:c2b1, 2a06:98c1:50::ac40:22b1, 108.162.194.177, 162.159.38.177 and 172.64.34.177.
odin.ns.cloudflare.com points to 2606:4700:58::a29f:2cd0, 2803:f800:50::6ca2:c3d0, 2a06:98c1:50::ac40:23d0, 108.162.195.208, 162.159.44.208 and 172.64.35.208.