devletters.com - robtex.com
devletters.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::6815:4c26πΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:ba99πΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.76.38Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.186.153πΊπΈ Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | john.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3bb9πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1b9π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21b9πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| A | 108.162.193.185πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| A | 172.64.33.185πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| A | 173.245.59.185πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | john.ns.cloudflare.com | ||||||
| NS | marjory.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac1πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0c1π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20c1πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| A | 108.162.192.193πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| A | 172.64.32.193πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| A | 173.245.58.193πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marjory.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.76.38, 172.67.186.153 | ||||||
| IPv6 hints | 2606:4700:3031::6815:4c26, 2606:4700:3037::ac43:ba99 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com | ||||||
| SOA | john.ns.cloudflare.comdns@cloudflare.com serial=2412102260 | ||||||
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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=1788487745 | ||||||
Similar names
Previous names
Next names
DNS History
11 records (6 active, 5 former)
βNSjohn.ns.cloudflare.com2026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
βNSmarjory.ns.cloudflare.com2026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
βNSpdns07.domaincontrol.com2016-12-16 β 2016-12-16 Β· 3 obs
β 2017-08-18 19:47:12
β 2026-09-04 02:14:14
βNSpdns08.domaincontrol.com2016-12-16 β 2016-12-16 Β· 3 obs
β 2017-08-18 19:47:12
β 2026-09-04 02:14:14
βMXmailstore1.secureserver.net2016-12-16 β 2016-12-16 Β· 3 obs
β 2017-08-18 19:47:12
β 2026-09-04 02:14:14
βMXsmtp.secureserver.net2016-12-16 β 2016-12-16 Β· 3 obs
β 2017-08-18 19:47:12
β 2026-09-04 02:14:14
βA104.21.76.382026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
βA172.67.186.1532026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
βA184.168.221.622016-12-16 β 2016-12-16 Β· 3 obs
β 2017-08-18 19:47:12
β 2026-09-04 02:14:14
βA2606:4700:3031::6815:4c262026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
βA2606:4700:3037::ac43:ba992026-09-04 β 2026-09-04 Β· 3 obs
β 2026-09-04 02:14:10
β 2026-09-04 02:14:14
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| devletters.com | john.ns.cloudflare.com, marjory.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.193.185
NS records: john.ns.cloudflare.com, marjory.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for devletters.com (unsigned zone)
β±οΈ Timing
Total: 214ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.186.153, 104.21.76.38 |
| AAAA | 2 | 2606:4700:3037::ac43:ba99, 2606:4700:3031::6815:4c26 |
| NS | 2 | john.ns.cloudflare.com, marjory.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | john.ns.cloudflare.com dns.cloudflare.co |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (john.ns.cloudflare.com, john.ns.cloudflare.com, john.ns.cloudflare.com...)
Analysis
IP Addresses
devletters.com points to the four IP addresses 104.21.76.38, 172.67.186.153, 2606:4700:3031::6815:4c26 and 2606:4700:3037::ac43:ba99.
ruststats.gg, ssiuat.com, peeryakov.co.il and two other host names share IP numbers with devletters.com.
Name Servers
The NS records for devletters.com delegate to john.ns.cloudflare.com and marjory.ns.cloudflare.com.
devletters.com uses the same name servers as several other domains β among them duanlangqqq.workers.dev, blinkslabs.com, chernousovkirill1616.workers.dev and two more.
There is at least partial name server overlap between devletters.com and other domains β patricia-adams-340.pages.dev, jet4-bet.uk, yenmint.com and two more among them.
The name servers stella.ns.cloudflare.com, amalia.ns.cloudflare.com and andy.ns.cloudflare.com are often found in combination with these name servers.
Hostnames that resolve to 6 IP addresses:
john.ns.cloudflare.com maps to 108.162.193.185, 172.64.33.185, 173.245.59.185 and 3 additional IP addresses.
marjory.ns.cloudflare.com maps to 108.162.192.193, 172.64.32.193, 173.245.58.193 and 3 additional IP addresses.