coreheadline.us - robtex.com
coreheadline.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:8ab3🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:367f🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.54.127Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.138.179🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | agustin.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c5a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c35a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:235a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| A | 108.162.195.90🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| A | 162.159.44.90Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| A | 172.64.35.90🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | agustin.ns.cloudflare.com | ||||||
| NS | isabel.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2668🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c268🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2268🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 108.162.194.104🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 162.159.38.104Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| A | 172.64.34.104🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isabel.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.54.127, 172.67.138.179 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:8ab3, 2606:4700:3037::6815:367f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=91, name=cloudflare-ech.com | ||||||
| SOA | agustin.ns.cloudflare.comdns@cloudflare.com serial=2399375531 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1778464857 | ||||||
rank #2421 in the tld
📈 Tranco rank: #415,732
Same first word
coreheadline.us |
Similar names
DNS History
8 records (6 active, 2 former)
●NSagustin.ns.cloudflare.com2026-03-05 → 2026-05-11 · 2 obs
● 2026-05-11 02:07:52
●NSisabel.ns.cloudflare.com2026-03-05 → 2026-05-11 · 2 obs
● 2026-05-11 02:07:52
●A104.21.54.1272026-03-05 → 2026-05-11 · 4 obs
○ 2026-03-17 01:20:04
● 2026-04-03 06:50:08
● 2026-05-11 02:07:52
○A172.64.80.12026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 01:20:04
○ 2026-04-03 06:50:08
○ 2026-05-11 02:07:52
●A172.67.138.1792026-03-05 → 2026-05-11 · 4 obs
○ 2026-03-17 01:20:04
● 2026-04-03 06:50:08
● 2026-05-11 02:07:52
○A2606:4700:130:436c:6f75:6466:6c61:72652026-03-17 → 2026-03-17 · 4 obs
● 2026-03-17 01:20:04
○ 2026-04-03 06:50:08
○ 2026-05-11 02:07:52
●A2606:4700:3034::ac43:8ab32026-03-05 → 2026-05-11 · 4 obs
○ 2026-03-17 01:20:04
● 2026-04-03 06:50:08
● 2026-05-11 02:07:52
●A2606:4700:3037::6815:367f2026-03-05 → 2026-05-11 · 4 obs
○ 2026-03-17 01:20:04
● 2026-04-03 06:50:08
● 2026-05-11 02:07:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | x.cctld.us, k.cctld.us, b.cctld.us, m.cctld.us... | - |
| coreheadline.us | agustin.ns.cloudflare.com, isabel.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.90
NS records: agustin.ns.cloudflare.com, isabel.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coreheadline.us (unsigned zone)
⏱️ Timing
Total: 768ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.54.127, 172.67.138.179 |
| AAAA | 2 | 2606:4700:3034::ac43:8ab3, 2606:4700:3037::6815:367f |
| NS | 2 | agustin.ns.cloudflare.com, isabel.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | agustin.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
coreheadline.us refers to four IP numbers: 2606:4700:3034::ac43:8ab3, 2606:4700:3037::6815:367f, 104.21.54.127 and 172.67.138.179.
Other host names, for instance ns3.yourisp.de, wiki.edu.vn, employerscouncil.org, mail.chandy.com and zapolarye-sanatory.ru share IP numbers with coreheadline.us.
Name Servers
coreheadline.us's delegation uses two name servers: agustin.ns.cloudflare.com and isabel.ns.cloudflare.com.
coreheadline.us uses the same name server setup as other domains, such as 889992371.xyz, reelfocus.us, rapidreads.us, 889992692.xyz and eipss-eg.org.
coreheadline.us at least partially shares name servers with other domains, including robveres.net, vndwin.link, artofgutter.com, arcticicearena.com and 110.design.
These name servers are commonly used with bruce.ns.cloudflare.com.
Host names with six IP numbers:
agustin.ns.cloudflare.com points to 2606:4700:58::a29f:2c5a, 2803:f800:50::6ca2:c35a, 2a06:98c1:50::ac40:235a, 108.162.195.90, 162.159.44.90 and 172.64.35.90.
isabel.ns.cloudflare.com points to 2606:4700:50::a29f:2668, 2803:f800:50::6ca2:c268, 2a06:98c1:50::ac40:2268, 108.162.194.104, 162.159.38.104 and 172.64.34.104.