forums.maxima.org - dns.ninja

forums.maxima.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:17eb🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d627🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.235Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.39🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
MXmx.sendgrid.net ⭐
A3.17.120.38🇺🇸 Amazon3.16.0.0/14 EC2 CMH prefix
PTRec2-3-17-120-38.us-east-2.compute.amazonaws.com
A3.136.245.72🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix
PTRec2-3-136-245-72.us-east-2.compute.amazonaws.com
A13.216.54.185🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix
PTRec2-13-216-54-185.compute-1.amazonaws.com
A15.222.160.229🇨🇦 Amazon15.222.0.0/15 EC2 YUL prefix
PTRec2-15-222-160-229.ca-central-1.compute.amazonaws.com
A16.52.61.209🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix
PTRec2-16-52-61-209.ca-central-1.compute.amazonaws.com
A16.52.110.174🇺🇸 Amazon16.52.0.0/16 EC2 YUL prefix
PTRec2-16-52-110-174.ca-central-1.compute.amazonaws.com
A18.224.101.244🇺🇸 Amazon18.224.0.0/14 EC2 CMH prefix
PTRec2-18-224-101-244.us-east-2.compute.amazonaws.com
A34.198.67.24🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix
PTRec2-34-198-67-24.compute-1.amazonaws.com
A44.216.124.122🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-216-124-122.compute-1.amazonaws.com
A44.245.249.202🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix
PTRec2-44-245-249-202.us-west-2.compute.amazonaws.com
A52.25.213.239🇺🇸 Amazon52.24.0.0/14 EC2 PDX prefix
PTRec2-52-25-213-239.us-west-2.compute.amazonaws.com
A52.37.49.26🇺🇸 Amazon52.36.0.0/14 EC2 PDX prefix
PTRec2-52-37-49-26.us-west-2.compute.amazonaws.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.235, 172.67.214.39
IPv6 hints2606:4700:3030::6815:17eb, 2606:4700:3035::ac43:d627
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com

maxima.org

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:17eb🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:d627🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.23.235Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.214.39🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSluke.ns.cloudflare.com ⭐
NSmegan.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTv=spf1 ip4:98.158.192.0/20 include:_spf.google.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.23.235, 172.67.214.39
IPv6 hints2606:4700:3030::6815:17eb, 2606:4700:3035::ac43:d627
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com
SOAluke.ns.cloudflare.comdns@cloudflare.com serial=2409891759
WOT: SAFE (89/100)
rank #785488 globally
rank #60150 in the tld
WOT: SAFE (62/100)
📈 Tranco rank: #146,024

Same first word

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fromus.de
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formus.pl
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ourfms.com
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sforum.co.kr
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frumos.in
surmof.de
furoms.com
smurfo.com
formus.net
fromus.org
formus.edu.mx
sumofr.com
suform.com

DNS History

16 records (5 active, 11 former)

20162017201820192020202120222023202420252026MXmx.sendgrid.netA104.21.23.235172.67.214.392606:4700:3030::6815:17eb2606:4700:3035::ac43:d627104.31.76.46104.31.77.46188.114.96.0188.114.97.02400:cb00:2048:1::681f:4c2e2400:cb00:2048:1::681f:4d2e2606:4700:3032::ac43:d6272606:4700:3036::6815:17eb2a06:98c1:3120::2a06:98c1:3121::98.158.194.72
●MXmx.sendgrid.net2026-03-18 → 2026-07-20 · 2 obs
● 2026-03-18 10:30:30
● 2026-07-20 03:18:10
●A104.21.23.2352026-03-18 → 2026-07-20 · 9 obs
○ 2017-08-10 17:41:38
● 2026-03-18 10:30:30
○ 2026-03-19 06:37:54
● 2026-04-18 21:46:38
● 2026-05-09 00:12:52
○ 2026-05-09 13:49:02
● 2026-05-28 19:50:32
○ 2026-07-18 06:00:30
● 2026-07-20 03:18:10
○A104.31.76.462017-06-27 → 2017-08-10 · 5 obs
○ 2016-04-20 06:32:26
● 2017-06-27 03:21:50
● 2017-08-10 17:41:38
○ 2026-03-18 10:30:30
○ 2026-07-20 03:18:10
○A104.31.77.462017-06-27 → 2017-08-10 · 5 obs
○ 2016-04-20 06:32:26
● 2017-06-27 03:21:50
● 2017-08-10 17:41:38
○ 2026-03-18 10:30:30
○ 2026-07-20 03:18:10
●A172.67.214.392026-03-18 → 2026-07-20 · 9 obs
○ 2017-08-10 17:41:38
● 2026-03-18 10:30:30
○ 2026-03-19 06:37:54
● 2026-04-18 21:46:38
● 2026-05-09 00:12:52
○ 2026-05-09 13:49:02
● 2026-05-28 19:50:32
○ 2026-07-18 06:00:30
● 2026-07-20 03:18:10
○A188.114.96.02026-03-19 → 2026-07-18 · 8 obs
○ 2026-03-18 10:30:30
● 2026-03-19 06:37:54
○ 2026-04-18 21:46:38
○ 2026-05-09 00:12:52
● 2026-05-09 13:49:02
○ 2026-05-28 19:50:32
● 2026-07-18 06:00:30
○ 2026-07-20 03:18:10
○A188.114.97.02026-03-19 → 2026-07-18 · 8 obs
○ 2026-03-18 10:30:30
● 2026-03-19 06:37:54
○ 2026-04-18 21:46:38
○ 2026-05-09 00:12:52
● 2026-05-09 13:49:02
○ 2026-05-28 19:50:32
● 2026-07-18 06:00:30
○ 2026-07-20 03:18:10
○A2400:cb00:2048:1::681f:4c2e2017-06-27 → 2017-08-10 · 5 obs
○ 2016-04-20 06:32:26
● 2017-06-27 03:21:50
● 2017-08-10 17:41:38
○ 2026-03-18 10:30:30
○ 2026-07-20 03:18:10
○A2400:cb00:2048:1::681f:4d2e2017-06-27 → 2017-08-10 · 5 obs
○ 2016-04-20 06:32:26
● 2017-06-27 03:21:50
● 2017-08-10 17:41:38
○ 2026-03-18 10:30:30
○ 2026-07-20 03:18:10
●A2606:4700:3030::6815:17eb2026-07-04 → 2026-07-20 · 4 obs
○ 2026-05-28 19:50:32
● 2026-07-04 11:04:40
○ 2026-07-18 06:00:30
● 2026-07-20 03:18:10
○A2606:4700:3032::ac43:d6272026-03-18 → 2026-05-28 · 9 obs
○ 2017-08-10 17:41:38
● 2026-03-18 10:30:30
○ 2026-03-19 06:37:54
● 2026-04-18 21:46:38
● 2026-05-09 00:12:52
○ 2026-05-09 13:49:02
● 2026-05-28 19:50:32
○ 2026-07-04 11:04:40
○ 2026-07-20 03:18:10
●A2606:4700:3035::ac43:d6272026-07-04 → 2026-07-20 · 4 obs
○ 2026-05-28 19:50:32
● 2026-07-04 11:04:40
○ 2026-07-18 06:00:30
● 2026-07-20 03:18:10
○A2606:4700:3036::6815:17eb2026-03-18 → 2026-05-28 · 9 obs
○ 2017-08-10 17:41:38
● 2026-03-18 10:30:30
○ 2026-03-19 06:37:54
● 2026-04-18 21:46:38
● 2026-05-09 00:12:52
○ 2026-05-09 13:49:02
● 2026-05-28 19:50:32
○ 2026-07-04 11:04:40
○ 2026-07-20 03:18:10
○A2a06:98c1:3120::2026-03-19 → 2026-07-18 · 8 obs
○ 2026-03-18 10:30:30
● 2026-03-19 06:37:54
○ 2026-04-18 21:46:38
○ 2026-05-09 00:12:52
● 2026-05-09 13:49:02
○ 2026-05-28 19:50:32
● 2026-07-18 06:00:30
○ 2026-07-20 03:18:10
○A2a06:98c1:3121::2026-03-19 → 2026-07-18 · 8 obs
○ 2026-03-18 10:30:30
● 2026-03-19 06:37:54
○ 2026-04-18 21:46:38
○ 2026-05-09 00:12:52
● 2026-05-09 13:49:02
○ 2026-05-28 19:50:32
● 2026-07-18 06:00:30
○ 2026-07-20 03:18:10
○A98.158.194.722015-06-18 → 2016-04-20 · 4 obs
● 2015-06-18 08:34:16
● 2016-04-20 06:32:26
○ 2017-06-27 03:21:50
○ 2026-07-20 03:18:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
maxima.orgmegan.ns.cloudflare.com, luke.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.197

NS records: megan.ns.cloudflare.com, luke.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for maxima.org (unsigned zone)

⏱️ Timing

Total: 448ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.214.39, 104.21.23.235
AAAA22606:4700:3035::ac43:d627, 2606:4700:3030::6815:17eb
MX1mx.sendgrid.net (pri: 10)
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

forums.maxima.org directs to four IP numbers, which are 104.21.23.235, 172.67.214.39, 2606:4700:3030::6815:17eb and 2606:4700:3035::ac43:d627.

Two other host names, along with b7.cl0udtrace.ru, go88club.app and jumi.su, also share IP numbers with forums.maxima.org.

Mail Servers

The sole mail server for forums.maxima.org is mx.sendgrid.net.

Among the domains sharing a mail server setup with forums.maxima.org are john-greed.gcp.johngreed.net, u39986261.wl012.sendgrid.net, preci.cloud and two others.

There is at least a partial MX overlap between forums.maxima.org and other domains, including url420.boosteroid.com, fishbowlmail.com, takenaka-co.co.jp and two others.

These mail servers frequently co-occur with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

With 12 IP addresses total, mx.sendgrid.net resolves to 3.17.120.38, 3.136.245.72, 13.216.54.185 and 9 others.