mastodon.boston - robtex.com
mastodon.boston
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3031::ac43:9cadπΊπΈ Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:322fπΊπΈ Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.50.47Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.156.173πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | jen.ns.cloudflare.com β | ||||||
| A | 2606:4700:50::a29f:26b9πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2b9π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22b9πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 108.162.194.185πΊπΈ Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 162.159.38.185Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| A | 172.64.34.185πΊπΈ Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jen.ns.cloudflare.com | ||||||
| NS | noah.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b85πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c185π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2185πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| A | 108.162.193.133πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| A | 172.64.33.133πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| A | 173.245.59.133πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | noah.ns.cloudflare.com | ||||||
| MX | inbound-smtp.us-east-1.amazonaws.com β | ||||||
| A | 3.211.210.226πΊπΈ Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-211-210-226.compute-1.amazonaws.com | ||||||
| A | 44.206.9.87πΊπΈ Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-206-9-87.compute-1.amazonaws.com | ||||||
| A | 44.210.166.32πΊπΈ Amazon44.192.0.0/11 EC2 IAD prefix | ||||||
| PTR | ec2-44-210-166-32.compute-1.amazonaws.com | ||||||
| A | 54.164.173.191πΊπΈ Amazon54.164.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-54-164-173-191.compute-1.amazonaws.com | ||||||
| A | 54.197.5.236πΊπΈ Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15 | ||||||
| PTR | ec2-54-197-5-236.compute-1.amazonaws.com | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.50.47, 172.67.156.173 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:9cad, 2606:4700:3036::6815:322f | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com | ||||||
| SOA | jen.ns.cloudflare.comdns@cloudflare.com serial=2401133101 | ||||||
boston
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.nic.boston β | ||||||
| NS | b.nic.boston | ||||||
| NS | c.nic.boston | ||||||
| NS | x.nic.boston | ||||||
| NS | y.nic.boston | ||||||
| NS | z.nic.boston | ||||||
| SOA | a.nic.bostonadmin@tldns.godaddy serial=1776975545 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
βNSjen.ns.cloudflare.com2026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βNSnoah.ns.cloudflare.com2026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βMXinbound-smtp.us-east-1.amazonaws.com2026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βA104.21.50.472026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βA172.67.156.1732026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βA2606:4700:3031::ac43:9cad2026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
βA2606:4700:3036::6815:322f2026-04-20 β 2026-04-23 Β· 2 obs
β 2026-04-23 21:36:44
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| boston | x.nic.boston, a.nic.boston, b.nic.boston, c.nic.boston... | 12 records |
| mastodon.boston | jen.ns.cloudflare.com, noah.ns.cloudflare.com | - |
β Authoritative Response
Server:108.162.194.185
NS records: jen.ns.cloudflare.com, noah.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for mastodon.boston (unsigned zone)
β±οΈ Timing
Total: 500ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.50.47, 172.67.156.173 |
| AAAA | 2 | 2606:4700:3036::6815:322f, 2606:4700:3031::ac43:9cad |
| NS | 2 | jen.ns.cloudflare.com, noah.ns.cloudflare.com |
| MX | 1 | inbound-smtp.us-east-1.amazonaws.com (pr |
| TXT | 1 | v=spf1 include:amazonses.com ~all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | jen.ns.cloudflare.com dns.cloudflare.com |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.boston, y.nic.boston, x.nic.boston...)
Analysis
IP Addresses
mastodon.boston maps to four IP numbers: 2606:4700:3031::ac43:9cad, 2606:4700:3036::6815:322f, 104.21.50.47 and 172.67.156.173.
other host names include amsgm.net, terebrightnew.club, nicklebysroundbar.com, maintenanceschedule.com and ieltsprof.com; they share IP numbers with mastodon.boston.
Name Servers
Two name servers jen.ns.cloudflare.com and noah.ns.cloudflare.com handle the delegation for mastodon.boston.
mastodon.boston uses the same name server setup as other domains, including bertagno.com, mayayoshida.com and yorkwellasia.com.hk.
mastodon.boston at least partially shares name servers with other domains, for instance chipzaenterprise.co.uk, memeup.com, moomoo-ptnsg.com, sgcha.shop and bartoua.fr.
These name servers are commonly used alongside rayden.ns.cloudflare.com, melnicoff.ns.cloudflare.com and magdalena.ns.cloudflare.com.
Six IP addresses per host:
jen.ns.cloudflare.com points to 2606:4700:50::a29f:26b9, 2803:f800:50::6ca2:c2b9, 2a06:98c1:50::ac40:22b9, 108.162.194.185, 162.159.38.185 and 172.64.34.185; noah.ns.cloudflare.com points to 2606:4700:58::adf5:3b85, 2803:f800:50::6ca2:c185, 2a06:98c1:50::ac40:2185, 108.162.193.133, 172.64.33.133 and 173.245.59.133
Mail Servers
mastodon.boston is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.
mastodon.boston uses the same mail server setup as other domains, for instance angel-slack.slack.com, tftcr.com, postohub.io, psapps.slack.com and bd-nii-test.slack.com.
mastodon.boston shares at least partially some mail servers with other domains, for instance worldfestival.com, observatorioblockchain.com, fbcm.md, quilltez.com and mirakel.atlassian.net.
these mail servers are commonly used together with inbound-smtp.us-west-2.amazonaws.com.
inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.