cmrx.dev - robtex.com
cmrx.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:19d1Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:86adCloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.25.209Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.134.173Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | rosalyn.ns.cloudflare.com ⭐ | ||||||
| NS | west.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| A | 2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(32) | ||||||
| A | 2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(88) | ||||||
| A | 2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.25.209, 172.67.134.173 | ||||||
| IPv6 hints | 2606:4700:3033::6815:19d1, 2606:4700:3033::ac43:86ad | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=127, name=cloudflare-ech.com | ||||||
| SOA | rosalyn.ns.cloudflare.comdns@cloudflare.com serial=2417560989 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
DNS History
9 records (9 active, 0 former)
●NSrosalyn.ns.cloudflare.com2026-10-14 → 2026-11-02 · 2 obs
● 2026-10-14 10:55:50
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●NSwest.ns.cloudflare.com2026-10-14 → 2026-11-02 · 2 obs
● 2026-10-14 10:55:50
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●MXroute1.mx.cloudflare.net2026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●MXroute2.mx.cloudflare.net2026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●MXroute3.mx.cloudflare.net2026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●A104.21.25.2092026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●A172.67.134.1732026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●A2606:4700:3033::6815:19d12026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
●A2606:4700:3033::ac43:86ad2026-10-30 → 2026-11-02 · 2 obs
● 2026-10-30 20:55:08
● 2026-11-02 15:57:32
● 2026-11-02 15:57:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| cmrx.dev | rosalyn.ns.cloudflare.com, west.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.247
NS records: rosalyn.ns.cloudflare.com, west.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cmrx.dev (unsigned zone)
⏱️ Timing
Total: 4475ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.25.209, 172.67.134.173 |
| AAAA | 2 | 2606:4700:3033::ac43:86ad, 2606:4700:3033::6815:19d1 |
| NS | 2 | rosalyn.ns.cloudflare.com, west.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 29), route1.mx.cloudflare.net (pri: 32)... |
| TXT | 1 | v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | rosalyn.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
cmrx.dev points to four IP numbers: 104.21.25.209, 172.67.134.173, 2606:4700:3033::6815:19d1 and 2606:4700:3033::ac43:86ad.
Name Servers
cmrx.dev uses two name servers for its delegation: rosalyn.ns.cloudflare.com and west.ns.cloudflare.com.
Mail Servers
Mail for cmrx.dev is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
Hostnames that resolve to 6 IP addresses:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.