🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`shortstacksoftware.io`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5d2e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:cc6b^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.93.46^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.204.107^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`christian.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`christian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`christian.ns.cloudflare.com`
		A	108.162.195.247^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	162.159.44.247^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	172.64.35.247^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
NS	`june.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ab0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`june.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`june.ns.cloudflare.com`
		A	108.162.192.176^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	172.64.32.176^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
		A	173.245.58.176^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`june.ns.cloudflare.com`
MX	`us1-smtp.messagingengine.com` ⭐
		A	103.168.172.216^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-01.messagingengine.com`
		A	103.168.172.217^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-02.messagingengine.com`
		A	103.168.172.218^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-03.messagingengine.com`
		A	103.168.172.219^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-04.messagingengine.com`
		A	103.168.172.220^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-05.messagingengine.com`
		A	103.168.172.221^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-06.messagingengine.com`
		A	103.168.172.222^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-07.messagingengine.com`
		A	103.168.172.223^{🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
			PTR	`phl-mx-08.messagingengine.com`
MX	`us2-smtp.messagingengine.com`⁽²⁰⁾
		A	202.12.124.216^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		A	202.12.124.217^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		A	202.12.124.218^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
		A	202.12.124.219^{TELX-AS151847202.12.124.0/24 Fastmail Pty Ltd Level 2, 114 William Street}
TXT	`v=spf1 include:spf.messagingengine.com ?all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.93.46, 172.67.204.107
		IPv6 hints	2606:4700:3033::6815:5d2e, 2606:4700:3036::ac43:cc6b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=71, name=cloudflare-ech.com
SOA	`christian.ns.cloudflare.com`dns@cloudflare.com serial=2416979416

`io`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.nic.io` ⭐
	NS	`a2.nic.io`
	NS	`b0.nic.io`
	NS	`c0.nic.io`
	SOA	`a0.nic.io`hostmaster@donuts.email serial=1794445963

Same first word

shortstacksoftware.com

shortstacksoftware.io

Previous names

Next names

DNS History

12 records (8 active, 4 former)

●NSchristian.ns.cloudflare.com2026-08-28 → 2026-11-12 · 2 obs

● 2026-08-28 15:35:48
● 2026-11-12 01:26:20

●NSjune.ns.cloudflare.com2026-08-28 → 2026-11-12 · 2 obs

● 2026-08-28 15:35:48
● 2026-11-12 01:26:20

●MXus1-smtp.messagingengine.com2026-08-28 → 2026-11-12 · 2 obs

● 2026-08-28 15:35:48
● 2026-11-12 01:26:20

●MXus2-smtp.messagingengine.com2026-08-28 → 2026-11-12 · 2 obs

● 2026-08-28 15:35:48
● 2026-11-12 01:26:20

●A104.21.93.462026-08-30 → 2026-11-12 · 7 obs

○ 2026-08-28 15:35:48
● 2026-08-30 02:47:14
○ 2026-09-06 17:37:34
● 2026-09-28 12:04:46
○ 2026-10-06 03:46:58
● 2026-11-04 21:20:26
● 2026-11-12 01:26:20

●A172.67.204.1072026-08-30 → 2026-11-12 · 7 obs

○ 2026-08-28 15:35:48
● 2026-08-30 02:47:14
○ 2026-09-06 17:37:34
● 2026-09-28 12:04:46
○ 2026-10-06 03:46:58
● 2026-11-04 21:20:26
● 2026-11-12 01:26:20

○A188.114.96.02026-08-28 → 2026-10-06 · 7 obs

● 2026-08-28 15:35:48
○ 2026-08-30 02:47:14
● 2026-09-06 17:37:34
○ 2026-09-28 12:04:46
● 2026-10-06 03:46:58
○ 2026-11-04 21:20:26
○ 2026-11-12 01:26:20

○A188.114.97.02026-08-28 → 2026-10-06 · 7 obs

● 2026-08-28 15:35:48
○ 2026-08-30 02:47:14
● 2026-09-06 17:37:34
○ 2026-09-28 12:04:46
● 2026-10-06 03:46:58
○ 2026-11-04 21:20:26
○ 2026-11-12 01:26:20

●A2606:4700:3033::6815:5d2e2026-08-30 → 2026-11-12 · 7 obs

○ 2026-08-28 15:35:48
● 2026-08-30 02:47:14
○ 2026-09-06 17:37:34
● 2026-09-28 12:04:46
○ 2026-10-06 03:46:58
● 2026-11-04 21:20:26
● 2026-11-12 01:26:20

●A2606:4700:3036::ac43:cc6b2026-08-30 → 2026-11-12 · 7 obs

○ 2026-08-28 15:35:48
● 2026-08-30 02:47:14
○ 2026-09-06 17:37:34
● 2026-09-28 12:04:46
○ 2026-10-06 03:46:58
● 2026-11-04 21:20:26
● 2026-11-12 01:26:20

○A2a06:98c1:3120::2026-08-28 → 2026-10-06 · 7 obs

● 2026-08-28 15:35:48
○ 2026-08-30 02:47:14
● 2026-09-06 17:37:34
○ 2026-09-28 12:04:46
● 2026-10-06 03:46:58
○ 2026-11-04 21:20:26
○ 2026-11-12 01:26:20

○A2a06:98c1:3121::2026-08-28 → 2026-10-06 · 7 obs

● 2026-08-28 15:35:48
○ 2026-08-30 02:47:14
● 2026-09-06 17:37:34
○ 2026-09-28 12:04:46
● 2026-10-06 03:46:58
○ 2026-11-04 21:20:26
○ 2026-11-12 01:26:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
io	a2.nic.io, a0.nic.io, c0.nic.io, b0.nic.io	-
shortstacksoftware.io	june.ns.cloudflare.com, christian.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.247

NS records: june.ns.cloudflare.com, christian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for shortstacksoftware.io (unsigned zone)

⏱️ Timing

Total: 806ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.93.46, 172.67.204.107`
AAAA	2	`2606:4700:3036::ac43:cc6b, 2606:4700:3033::6815:5d2e`
NS	2	`christian.ns.cloudflare.com, june.ns.cloudflare.com`
MX	2	`us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20)`
TXT	1	`v=spf1 include:spf.messagingengine.com ?`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`christian.ns.cloudflare.com dns.cloudfla`

Analysis

IP Addresses

shortstacksoftware.io has four IP addresses: 104.21.93.46, 172.67.204.107, 2606:4700:3033::6815:5d2e and 2606:4700:3036::ac43:cc6b.

memtrain.eu, toufickourbeh.com, gold-7k-cazino.beauty and two other host names share IP numbers with shortstacksoftware.io.

Name Servers

shortstacksoftware.io is delegated to two name servers: christian.ns.cloudflare.com and june.ns.cloudflare.com.

shortstacksoftware.io uses the same name servers as several other domains — among them line4040-76d.workers.dev, jwfm1bxydaof.workers.dev, appricot-limited-24f.workers.dev and two more.

shortstacksoftware.io shares at least some of its name servers with other domains, including qq2191437347.workers.dev, explorecn.top, rethroadspin.pages.dev and two others.

It is common to find these name servers alongside the name servers graham.ns.cloudflare.com, piers.ns.cloudflare.com, kehlani.ns.cloudflare.com and two others.

Hostnames that resolve to 6 IP addresses:

christian.ns.cloudflare.com resolves to 108.162.195.247, 162.159.44.247, 172.64.35.247 and 3 other IP addresses.

june.ns.cloudflare.com resolves to 108.162.192.176, 172.64.32.176, 173.245.58.176 and 3 other IP addresses.

Mail Servers

Mail for shortstacksoftware.io is handled by two mail servers — us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.

shortstacksoftware.io uses an identical mail server configuration to several other domains — among them stevekurzman.com, learnleapfly.com, columbiacontracting.co and two more.

shortstacksoftware.io shares at least some of its mail servers with other domains, such as richfromrich.com.

Hostnames that resolve to 8 IP addresses:

us1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.

Hosts that point to four IP numbers:

us2-smtp.messagingengine.com points to 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.

shortstacksoftware.io - robtex.com