mrf.dev - robtex.com
mrf.dev
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3035::ac43:caa4Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:162bCloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.22.43Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.202.164Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | alexandra.ns.cloudflare.com β | ||||||
| NS | shane.ns.cloudflare.com | ||||||
| MX | mx2.zoho.com β | ||||||
| A | 136.143.191.44πΊπΈ ZohoAS136.143.190.0/23 Zoho Corporation | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx3.zoho.com(20) | ||||||
| A | 136.143.191.44πΊπΈ ZohoAS136.143.190.0/23 Zoho Corporation | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx.zoho.com(50) | ||||||
| A | 136.143.191.44πΊπΈ ZohoAS136.143.190.0/23 Zoho Corporation | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| TXT | v=spf1 include:zoho.com ~all | ||||||
| TXT | zoho-verification=zb59752521.zmverify.zoho.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.22.43, 172.67.202.164 | ||||||
| IPv6 hints | 2606:4700:3035::ac43:caa4, 2606:4700:3037::6815:162b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=126, name=cloudflare-ech.com | ||||||
| SOA | alexandra.ns.cloudflare.comdns@cloudflare.com serial=2412288561 | ||||||
dev
| DNSSEC | π Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com β | ||||||
| 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
Similar names
DNS History
9 records (9 active, 0 former)
βNSalexandra.ns.cloudflare.com2026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
βNSshane.ns.cloudflare.com2026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
βA104.21.22.432026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
βA172.67.202.1642026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
βA2606:4700:3035::ac43:caa42026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
βA2606:4700:3037::6815:162b2026-08-29 β 2026-10-04 Β· 2 obs
β 2026-08-29 13:29:04
β 2026-10-04 09:43:02
β 2026-10-04 09:43:02
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com... | - |
| mrf.dev | shane.ns.cloudflare.com, alexandra.ns.cloudflare.com | - |
β Authoritative Response
Server:172.64.35.57
NS records: shane.ns.cloudflare.com, alexandra.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for mrf.dev (unsigned zone)
β±οΈ Timing
Total: 1264ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.202.164, 104.21.22.43 |
| AAAA | 2 | 2606:4700:3037::6815:162b, 2606:4700:3035::ac43:caa4 |
| NS | 2 | alexandra.ns.cloudflare.com, shane.ns.cloudflare.com |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 2 | v=spf1 include:zoho.com ~all, zoho-verification=zb59752521.zmverify.zo |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alexandra.ns.cloudflare.com dns.cloudfla |
Analysis
IP Addresses
mrf.dev resolves to four IP addresses: 104.21.22.43, 172.67.202.164, 2606:4700:3035::ac43:caa4 and 2606:4700:3037::6815:162b.
Name Servers
DNS delegation for mrf.dev points to two name servers: alexandra.ns.cloudflare.com and shane.ns.cloudflare.com.
Mail Servers
mrf.dev has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com has one IP address, which is 136.143.191.44.
Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com resolves to 136.143.191.44.