substackad.com - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

substackad.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8085🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:12d🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.45Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.128.133🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmallory.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2653🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmallory.ns.cloudflare.com
A2803:f800:50::6ca2:c253🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmallory.ns.cloudflare.com
A2a06:98c1:50::ac40:2253🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmallory.ns.cloudflare.com
A108.162.194.83🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.38.83Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.34.83🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSmarek.ns.cloudflare.com
A2606:4700:58::adf5:3bca🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A2803:f800:50::6ca2:c1ca🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmarek.ns.cloudflare.com
A2a06:98c1:50::ac40:21ca🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmarek.ns.cloudflare.com
A108.162.193.202🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A172.64.33.202🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
A173.245.59.202🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmarek.ns.cloudflare.com
TXTgoogle-site-verification=s5Ela0K5NTLAPYDHFvt689Iigdr16_a6KlO1E_R8b2U
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.45, 172.67.128.133
IPv6 hints2606:4700:3030::ac43:8085, 2606:4700:3032::6815:12d
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com
SOAmallory.ns.cloudflare.comdns@cloudflare.com serial=2415473155

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=1791497179

Same first word

substackad.com

Previous names

substache.com
substack-ai.com
substack-custom-domains.com
substack-delphi.com
substack-er.com
substack-qq.com
substack-saturday.com
substack-saturdays.com
substack-secondary.com
substack-undercovertherapist.com
substack.com
substack2kindle.com
substack360.com
substack4business.com
substackable.com
substackacademy.com
substackacc.com
substackaccelerator.com

Next names

substackai.com
substackaiplaybook.com
substackapi.com
substackarchiveactivator.com
substackauthor.com
substackauthors.com
substackbannercreator.com
substackbanzuke.com
substackbestselleracademy.com
substackbestsellermethod.com
substackbet.com
substackbootcamp.com
substackcdn.com
substackcdnsgs.com
substackchallenge.com
substackclub.com
substackcoach.com
substackcoaching.com
substackcode.com
substackcom.com

DNS History

14 records (6 active, 8 former)

NSmallory.ns.cloudflare.commarek.ns.cloudflare.comA104.21.1.45172.67.128.1332606:4700:3030::ac43:80852606:4700:3032::6815:12d188.114.96.0188.114.96.4188.114.97.0188.114.97.42a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●NSmallory.ns.cloudflare.com2026-09-01 → 2026-10-08 · 2 obs
● 2026-09-01 18:01:50
● 2026-10-08 22:09:06
●NSmarek.ns.cloudflare.com2026-09-01 → 2026-10-08 · 2 obs
● 2026-09-01 18:01:50
● 2026-10-08 22:09:06
●A104.21.1.452026-09-01 → 2026-10-08 · 17 obs
○ 2026-09-01 18:01:50
● 2026-09-01 21:53:30
○ 2026-09-03 18:12:50
● 2026-09-04 09:59:36
○ 2026-09-05 17:20:48
● 2026-09-05 21:07:04
○ 2026-09-09 20:16:14
● 2026-09-10 12:33:46
○ 2026-09-11 12:29:40
● 2026-09-11 13:53:32
○ 2026-09-13 19:18:58
● 2026-09-14 14:38:34
○ 2026-09-20 02:57:20
● 2026-09-20 17:05:34
○ 2026-10-05 19:07:56
● 2026-10-06 04:03:40
● 2026-10-08 22:09:06
●A172.67.128.1332026-09-01 → 2026-10-08 · 17 obs
○ 2026-09-01 18:01:50
● 2026-09-01 21:53:30
○ 2026-09-03 18:12:50
● 2026-09-04 09:59:36
○ 2026-09-05 17:20:48
● 2026-09-05 21:07:04
○ 2026-09-09 20:16:14
● 2026-09-10 12:33:46
○ 2026-09-11 12:29:40
● 2026-09-11 13:53:32
○ 2026-09-13 19:18:58
● 2026-09-14 14:38:34
○ 2026-09-20 02:57:20
● 2026-09-20 17:05:34
○ 2026-10-05 19:07:56
● 2026-10-06 04:03:40
● 2026-10-08 22:09:06
○A188.114.96.02026-09-01 → 2026-10-05 · 15 obs
● 2026-09-01 18:01:50
○ 2026-09-01 21:53:30
● 2026-09-03 18:12:50
○ 2026-09-04 09:59:36
● 2026-09-05 17:20:48
○ 2026-09-05 21:07:04
● 2026-09-09 20:16:14
○ 2026-09-10 12:33:46
● 2026-09-11 12:29:40
○ 2026-09-11 13:53:32
● 2026-09-13 19:18:58
○ 2026-09-14 14:38:34
● 2026-10-05 19:07:56
○ 2026-10-06 04:03:40
○ 2026-10-08 22:09:06
○A188.114.96.42026-09-20 → 2026-09-20 · 4 obs
○ 2026-09-14 14:38:34
● 2026-09-20 02:57:20
○ 2026-09-20 17:05:34
○ 2026-10-08 22:09:06
○A188.114.97.02026-09-01 → 2026-10-05 · 15 obs
● 2026-09-01 18:01:50
○ 2026-09-01 21:53:30
● 2026-09-03 18:12:50
○ 2026-09-04 09:59:36
● 2026-09-05 17:20:48
○ 2026-09-05 21:07:04
● 2026-09-09 20:16:14
○ 2026-09-10 12:33:46
● 2026-09-11 12:29:40
○ 2026-09-11 13:53:32
● 2026-09-13 19:18:58
○ 2026-09-14 14:38:34
● 2026-10-05 19:07:56
○ 2026-10-06 04:03:40
○ 2026-10-08 22:09:06
○A188.114.97.42026-09-20 → 2026-09-20 · 4 obs
○ 2026-09-14 14:38:34
● 2026-09-20 02:57:20
○ 2026-09-20 17:05:34
○ 2026-10-08 22:09:06
●A2606:4700:3030::ac43:80852026-09-01 → 2026-10-08 · 17 obs
○ 2026-09-01 18:01:50
● 2026-09-01 21:53:30
○ 2026-09-03 18:12:50
● 2026-09-04 09:59:36
○ 2026-09-05 17:20:48
● 2026-09-05 21:07:04
○ 2026-09-09 20:16:14
● 2026-09-10 12:33:46
○ 2026-09-11 12:29:40
● 2026-09-11 13:53:32
○ 2026-09-13 19:18:58
● 2026-09-14 14:38:34
○ 2026-09-20 02:57:20
● 2026-09-20 17:05:34
○ 2026-10-05 19:07:56
● 2026-10-06 04:03:40
● 2026-10-08 22:09:06
●A2606:4700:3032::6815:12d2026-09-01 → 2026-10-08 · 17 obs
○ 2026-09-01 18:01:50
● 2026-09-01 21:53:30
○ 2026-09-03 18:12:50
● 2026-09-04 09:59:36
○ 2026-09-05 17:20:48
● 2026-09-05 21:07:04
○ 2026-09-09 20:16:14
● 2026-09-10 12:33:46
○ 2026-09-11 12:29:40
● 2026-09-11 13:53:32
○ 2026-09-13 19:18:58
● 2026-09-14 14:38:34
○ 2026-09-20 02:57:20
● 2026-09-20 17:05:34
○ 2026-10-05 19:07:56
● 2026-10-06 04:03:40
● 2026-10-08 22:09:06
○A2a06:98c1:3120::2026-09-01 → 2026-10-05 · 15 obs
● 2026-09-01 18:01:50
○ 2026-09-01 21:53:30
● 2026-09-03 18:12:50
○ 2026-09-04 09:59:36
● 2026-09-05 17:20:48
○ 2026-09-05 21:07:04
● 2026-09-09 20:16:14
○ 2026-09-10 12:33:46
● 2026-09-11 12:29:40
○ 2026-09-11 13:53:32
● 2026-09-13 19:18:58
○ 2026-09-14 14:38:34
● 2026-10-05 19:07:56
○ 2026-10-06 04:03:40
○ 2026-10-08 22:09:06
○A2a06:98c1:3120::42026-09-20 → 2026-09-20 · 4 obs
○ 2026-09-14 14:38:34
● 2026-09-20 02:57:20
○ 2026-09-20 17:05:34
○ 2026-10-08 22:09:06
○A2a06:98c1:3121::2026-09-01 → 2026-10-05 · 15 obs
● 2026-09-01 18:01:50
○ 2026-09-01 21:53:30
● 2026-09-03 18:12:50
○ 2026-09-04 09:59:36
● 2026-09-05 17:20:48
○ 2026-09-05 21:07:04
● 2026-09-09 20:16:14
○ 2026-09-10 12:33:46
● 2026-09-11 12:29:40
○ 2026-09-11 13:53:32
● 2026-09-13 19:18:58
○ 2026-09-14 14:38:34
● 2026-10-05 19:07:56
○ 2026-10-06 04:03:40
○ 2026-10-08 22:09:06
○A2a06:98c1:3121::42026-09-20 → 2026-09-20 · 4 obs
○ 2026-09-14 14:38:34
● 2026-09-20 02:57:20
○ 2026-09-20 17:05:34
○ 2026-10-08 22:09:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
substackad.commarek.ns.cloudflare.com, mallory.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.202

NS records: marek.ns.cloudflare.com, mallory.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for substackad.com (unsigned zone)

⏱️ Timing

Total: 338ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.128.133, 104.21.1.45
AAAA22606:4700:3032::6815:12d, 2606:4700:3030::ac43:8085
NS2mallory.ns.cloudflare.com, marek.ns.cloudflare.com
TXT1google-site-verification=s5Ela0K5NTLAPYD
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mallory.ns.cloudflare.com dns.cloudflare

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

substackad.com directs to four IP numbers, which are 104.21.1.45, 172.67.128.133, 2606:4700:3030::ac43:8085 and 2606:4700:3032::6815:12d.

Among the host names that share IP numbers with substackad.com are qojjnln.com, montello.co.uk, spicemerchanttakeaway.com and two others.

Name Servers

substackad.com uses two name servers for its delegation: mallory.ns.cloudflare.com and marek.ns.cloudflare.com.

substackad.com has the same name server delegation as a number of other domains, such as 0x20230827.workers.dev, claire111631.workers.dev, kyfuna.workers.dev and two more.

The name servers of substackad.com overlap at least partially with those of other domains — among them bengniu.cn, xiongjutech.com, gqtftpzs5fnrtsuof.workers.dev and two more.

These name servers commonly appear in combination with the name servers aliza.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname mallory.ns.cloudflare.com directs to 108.162.194.83, 162.159.38.83 and 172.64.34.83 along with 3 other IP addresses.

Hostname marek.ns.cloudflare.com directs to 108.162.193.202, 172.64.33.202 and 173.245.59.202 along with 3 other IP addresses.