elementtheory.com - dns.ninja

elementtheory.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:a1b8🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:f36🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.15.54Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.161.184🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadi.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a38🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadi.ns.cloudflare.com
A2803:f800:50::6ca2:c038🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRadi.ns.cloudflare.com
A2a06:98c1:50::ac40:2038🇺🇸 Cloudflare2a06:98c1:50::/45
PTRadi.ns.cloudflare.com
A108.162.192.56🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadi.ns.cloudflare.com
A172.64.32.56🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadi.ns.cloudflare.com
A173.245.58.56🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadi.ns.cloudflare.com
NSmerlin.ns.cloudflare.com
A2606:4700:58::adf5:3bcd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A2803:f800:50::6ca2:c1cd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmerlin.ns.cloudflare.com
A2a06:98c1:50::ac40:21cd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmerlin.ns.cloudflare.com
A108.162.193.205🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A172.64.33.205🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
A173.245.59.205🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmerlin.ns.cloudflare.com
MXmx1.mailchannels.net ⭐
A54.187.177.89🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix
PTRec2-54-187-177-89.us-west-2.compute.amazonaws.com
MXmx2.mailchannels.net ⭐
A54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix
PTRec2-54-69-1-140.us-west-2.compute.amazonaws.com
TXTv=spf1 mx include:netblocks.dreamhost.com include:relay.mailchannels.net -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.15.54, 172.67.161.184
IPv6 hints2606:4700:3030::ac43:a1b8, 2606:4700:3035::6815:f36
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=165, name=cloudflare-ech.com
SOAadi.ns.cloudflare.comdns@cloudflare.com serial=2408612422

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1783643277

Same first word

elementtheory.com

DNS History

23 records (8 active, 15 former)

2017201820192020202120222023202420252026NSadi.ns.cloudflare.commerlin.ns.cloudflare.comns1.dreamhost.comns2.dreamhost.comns3.dreamhost.comMXmx1.mailchannels.netmx2.mailchannels.netmx1.sub4.homie.mail.dreamhost.commx1.sub5.homie.mail.dreamhost.commx2.sub4.homie.mail.dreamhost.commx2.sub5.homie.mail.dreamhost.comA104.21.15.54172.67.161.1842606:4700:3030::ac43:a1b82606:4700:3035::6815:f36173.236.227.48188.114.96.0188.114.97.02606:4700:3032::ac43:a1b82606:4700:3037::6815:f362a06:98c1:3120::2a06:98c1:3121::64.111.118.230
●NSadi.ns.cloudflare.com2026-02-21 → 2026-07-10 · 3 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-07-10 00:32:48
●NSmerlin.ns.cloudflare.com2026-02-21 → 2026-07-10 · 3 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-07-10 00:32:48
○NSns1.dreamhost.com2016-03-27 → 2017-04-02 · 4 obs
● 2016-03-27 20:39:00
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48
○NSns2.dreamhost.com2016-03-27 → 2017-04-02 · 4 obs
● 2016-03-27 20:39:00
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48
○NSns3.dreamhost.com2016-03-27 → 2017-04-02 · 4 obs
● 2016-03-27 20:39:00
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48
●MXmx1.mailchannels.net2026-02-21 → 2026-07-10 · 3 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-07-10 00:32:48
○MXmx1.sub4.homie.mail.dreamhost.com2016-03-27 → 2016-03-27 · 3 obs
● 2016-03-27 20:39:00
○ 2016-07-24 03:36:06
○ 2026-07-10 00:32:48
○MXmx1.sub5.homie.mail.dreamhost.com2016-07-24 → 2017-04-02 · 5 obs
○ 2016-03-27 20:39:00
● 2016-07-24 03:36:06
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48
●MXmx2.mailchannels.net2026-02-21 → 2026-07-10 · 3 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-07-10 00:32:48
○MXmx2.sub4.homie.mail.dreamhost.com2016-03-27 → 2016-03-27 · 3 obs
● 2016-03-27 20:39:00
○ 2016-07-24 03:36:06
○ 2026-07-10 00:32:48
○MXmx2.sub5.homie.mail.dreamhost.com2016-07-24 → 2017-04-02 · 5 obs
○ 2016-03-27 20:39:00
● 2016-07-24 03:36:06
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48
●A104.21.15.542026-04-03 → 2026-07-10 · 7 obs
○ 2026-02-21 04:43:28
○ 2026-03-28 07:31:08
● 2026-04-03 05:07:48
● 2026-04-10 07:59:48
○ 2026-05-19 18:49:48
● 2026-06-01 10:34:16
● 2026-07-10 00:32:48
●A172.67.161.1842026-04-03 → 2026-07-10 · 7 obs
○ 2026-02-21 04:43:28
○ 2026-03-28 07:31:08
● 2026-04-03 05:07:48
● 2026-04-10 07:59:48
○ 2026-05-19 18:49:48
● 2026-06-01 10:34:16
● 2026-07-10 00:32:48
○A173.236.227.482016-03-27 → 2016-07-24 · 4 obs
● 2016-03-27 20:39:00
● 2016-07-24 03:36:06
○ 2017-04-02 00:20:56
○ 2026-07-10 00:32:48
○A188.114.96.02026-02-21 → 2026-05-19 · 8 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-03-28 07:31:08
○ 2026-04-03 05:07:48
○ 2026-04-10 07:59:48
● 2026-05-19 18:49:48
○ 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
○A188.114.97.02026-02-21 → 2026-05-19 · 8 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-03-28 07:31:08
○ 2026-04-03 05:07:48
○ 2026-04-10 07:59:48
● 2026-05-19 18:49:48
○ 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
●A2606:4700:3030::ac43:a1b82026-07-10 → 2026-07-10 · 2 obs
○ 2026-06-01 10:34:16
● 2026-07-10 00:32:48
○A2606:4700:3032::ac43:a1b82026-04-03 → 2026-06-01 · 7 obs
○ 2026-02-21 04:43:28
○ 2026-03-28 07:31:08
● 2026-04-03 05:07:48
● 2026-04-10 07:59:48
○ 2026-05-19 18:49:48
● 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
●A2606:4700:3035::6815:f362026-07-10 → 2026-07-10 · 2 obs
○ 2026-06-01 10:34:16
● 2026-07-10 00:32:48
○A2606:4700:3037::6815:f362026-04-03 → 2026-06-01 · 7 obs
○ 2026-02-21 04:43:28
○ 2026-03-28 07:31:08
● 2026-04-03 05:07:48
● 2026-04-10 07:59:48
○ 2026-05-19 18:49:48
● 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
○A2a06:98c1:3120::2026-02-21 → 2026-05-19 · 8 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-03-28 07:31:08
○ 2026-04-03 05:07:48
○ 2026-04-10 07:59:48
● 2026-05-19 18:49:48
○ 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
○A2a06:98c1:3121::2026-02-21 → 2026-05-19 · 8 obs
○ 2017-04-02 00:20:56
● 2026-02-21 04:43:28
● 2026-03-28 07:31:08
○ 2026-04-03 05:07:48
○ 2026-04-10 07:59:48
● 2026-05-19 18:49:48
○ 2026-06-01 10:34:16
○ 2026-07-10 00:32:48
○A64.111.118.2302017-04-02 → 2017-04-02 · 4 obs
○ 2016-07-24 03:36:06
● 2017-04-02 00:20:56
○ 2026-02-21 04:43:28
○ 2026-07-10 00:32:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
elementtheory.comadi.ns.cloudflare.com, merlin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.56

NS records: adi.ns.cloudflare.com, merlin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for elementtheory.com (unsigned zone)

⏱️ Timing

Total: 400ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.15.54, 172.67.161.184
AAAA22606:4700:3030::ac43:a1b8, 2606:4700:3035::6815:f36
NS2adi.ns.cloudflare.com, merlin.ns.cloudflare.com
MX2mx1.mailchannels.net (pri: 0), mx2.mailchannels.net (pri: 0)
TXT1v=spf1 mx include:netblocks.dreamhost.co
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1adi.ns.cloudflare.com dns.cloudflare.com

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (adi.ns.cloudflare.com, adi.ns.cloudflare.com, adi.ns.cloudflare.com...)

Analysis

IP Addresses

elementtheory.com has four IP addresses: 104.21.15.54, 172.67.161.184, 2606:4700:3030::ac43:a1b8 and 2606:4700:3035::6815:f36.

Among the host names that share IP numbers with elementtheory.com are cancercarefoundation.org.au, www.otetuna.top, inx.pl and two others.

Name Servers

elementtheory.com is served by two delegated name servers, adi.ns.cloudflare.com and merlin.ns.cloudflare.com.

elementtheory.com has the same name server delegation as a number of other domains, such as ideagathering.com, hamava.ir, maqrocitytbilisi.com and two more.

elementtheory.com shares at least some of its name servers with other domains, including licensify.cc, myunbox.com, soft-master.us and two others.

These name servers are frequently paired with the name servers chan.ns.cloudflare.com and carl.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

adi.ns.cloudflare.com carries IP addresses 108.162.192.56, 172.64.32.56 and 173.245.58.56, with 3 other addresses beyond those.

merlin.ns.cloudflare.com carries IP addresses 108.162.193.205, 172.64.33.205 and 173.245.59.205, with 3 other addresses beyond those.

Mail Servers

The MX records for elementtheory.com point to two mail servers: mx1.mailchannels.net and mx2.mailchannels.net.

elementtheory.com has the same mail server arrangement as a number of other domains, for example mail.sckrilla.com, prints.lk, land-of-nosh.com and two more.

elementtheory.com shares at least some of its mail servers with other domains, such as mx-us-2.appsphere.app and winkler.se.

mx1.mailchannels.net and mx2.mailchannels.net each resolve to one IP number: mx1.mailchannels.net points to 54.187.177.89 and mx2.mailchannels.net points to 54.69.1.140.