hbletter.com - robtex.com
hbletter.com
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3034::ac43:b5f4Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:53d3Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.83.211Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.181.244Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | bob.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b68πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c168π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2168πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| A | 108.162.193.104πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| A | 172.64.33.104πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| A | 173.245.59.104πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bob.ns.cloudflare.com | ||||||
| NS | pola.ns.cloudflare.com | ||||||
| MX | mx1.mailchannels.net β | ||||||
| A | 54.187.177.89πΊπΈ Amazon54.186.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-187-177-89.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net β | ||||||
| A | 54.187.177.89πΊπΈ Amazon54.186.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-187-177-89.us-west-2.compute.amazonaws.com | ||||||
| MX | _dc-mx.bf01347c403a.hbletter.com(1) | ||||||
| TXT | iContact342759 | ||||||
| TXT | v=spf1 ip4:192.145.234.89 ip4:67.205.57.17 ip4:66.33.205.224/27 ip4:69.163.13... | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.83.211, 172.67.181.244 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:b5f4, 2606:4700:3036::6815:53d3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=229, name=cloudflare-ech.com | ||||||
| SOA | bob.ns.cloudflare.comdns@cloudflare.com serial=2403030398 | ||||||
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=1783254616 | ||||||
Same first word
hbletter.com |
Similar names
DNS History
18 records (9 active, 9 former)
βNSbob.ns.cloudflare.com2026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βNSns1.dreamhost.com2015-08-05 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βNSns2.dreamhost.com2015-08-05 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βNSns3.dreamhost.com2015-08-05 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βNSpola.ns.cloudflare.com2026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMX_dc-mx.bf01347c403a.hbletter.com2026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMXmx1.dreamhost.com2018-10-23 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMXmx1.mailchannels.net2026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMXmx1.sub5.homie.mail.dreamhost.com2015-08-05 β 2017-02-13 Β· 4 obs
β 2017-02-13 17:37:06
β 2018-10-23 12:54:34
β 2026-07-07 07:38:56
βMXmx2.dreamhost.com2018-10-23 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMXmx2.mailchannels.net2026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βMXmx2.sub5.homie.mail.dreamhost.com2015-08-05 β 2017-02-13 Β· 4 obs
β 2017-02-13 17:37:06
β 2018-10-23 12:54:34
β 2026-07-07 07:38:56
βA104.21.83.2112026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βA172.67.181.2442026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βA208.113.210.222015-08-05 β 2017-02-13 Β· 4 obs
β 2017-02-13 17:37:06
β 2018-10-23 12:54:34
β 2026-07-07 07:38:56
βA2606:4700:3034::ac43:b5f42026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βA2606:4700:3036::6815:53d32026-06-10 β 2026-07-07 Β· 3 obs
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
βA67.205.57.172018-10-23 β 2018-10-23 Β· 4 obs
β 2018-10-23 12:54:34
β 2026-06-10 19:36:12
β 2026-07-07 07:38:56
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net... | - |
| hbletter.com | bob.ns.cloudflare.com, pola.ns.cloudflare.com | 12 records |
β Authoritative Response
Server:108.162.193.104
NS records: bob.ns.cloudflare.com, pola.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for hbletter.com (unsigned zone)
β±οΈ Timing
Total: 1253ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.181.244, 104.21.83.211 |
| AAAA | 2 | 2606:4700:3033::6815:53d3, 2606:4700:3033::ac43:b5f4 |
| NS | 2 | bob.ns.cloudflare.com, pola.ns.cloudflare.com |
| MX | 3 | mx1.mailchannels.net (pri: 0), mx2.mailchannels.net (pri: 0)... |
| TXT | 2 | iContact342759, v=spf1 ip4:192.145.234.89 ip4:67.205.57. |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bob.ns.cloudflare.com dns.cloudflare.com |
π Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (bob.ns.cloudflare.com, bob.ns.cloudflare.com, bob.ns.cloudflare.com...)
Analysis
IP Addresses
hbletter.com resolves to four IP addresses: 104.21.83.211, 172.67.181.244, 2606:4700:3034::ac43:b5f4 and 2606:4700:3036::6815:53d3.
Name Servers
The NS records for hbletter.com delegate to bob.ns.cloudflare.com and pola.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
bob.ns.cloudflare.com maps to 108.162.193.104, 172.64.33.104, 173.245.59.104 and 3 additional IP addresses.
Mail Servers
hbletter.com is handled by three mail servers: mx1.mailchannels.net, mx2.mailchannels.net and _dc-mx.bf01347c403a.hbletter.com.
Each of mx1.mailchannels.net and mx2.mailchannels.net points to exactly one IP address: 54.187.177.89.
mx1.mailchannels.net and mx2.mailchannels.net each have 54.187.177.89 IP addresses.