🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackultimo.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:56b1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:df4c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.86.177^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.76^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jakub.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c55^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jakub.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c355^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jakub.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2355^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jakub.ns.cloudflare.com`
		A	108.162.195.85^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jakub.ns.cloudflare.com`
		A	162.159.44.85^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jakub.ns.cloudflare.com`
		A	172.64.35.85^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jakub.ns.cloudflare.com`
NS	`tiffany.ns.cloudflare.com`
		A	2606:4700:50::a29f:263c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tiffany.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c23c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tiffany.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:223c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tiffany.ns.cloudflare.com`
		A	108.162.194.60^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tiffany.ns.cloudflare.com`
		A	162.159.38.60^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tiffany.ns.cloudflare.com`
		A	172.64.34.60^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tiffany.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c17::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bl-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f26.1e100.net`
		A	2607:f8b0:4004:c1f::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pd-in-f27.1e100.net`
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	64.233.180.26^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f26.1e100.net`
			PTR	`pe-in-f26.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
		A	142.251.16.27^{🇺🇸 Google142.251.16.0/24}
			PTR	`bl-in-f27.1e100.net`
		A	142.251.179.26^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
TXT	`google-site-verification=384k4ChecEhQ9Fit_ogNJwNOqH63YYGB0gJYoCUKRGM`
TXT	`v=spf1 include:_spf.google.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.86.177, 172.67.223.76
		IPv6 hints	2606:4700:3030::6815:56b1, 2606:4700:3033::ac43:df4c
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=191, name=cloudflare-ech.com
SOA	`jakub.ns.cloudflare.com`dns@cloudflare.com serial=2412048602

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1787736065

Same first word

stackultimo.com

Similar names

ultimastock.co.uk

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSjakub.ns.cloudflare.com2026-08-24 → 2026-08-26 · 2 obs

● 2026-08-24 21:23:40
● 2026-08-26 09:29:22

●NStiffany.ns.cloudflare.com2026-08-24 → 2026-08-26 · 2 obs

● 2026-08-24 21:23:40
● 2026-08-26 09:29:22

●MXsmtp.google.com2026-08-24 → 2026-08-26 · 2 obs

● 2026-08-24 21:23:40
● 2026-08-26 09:29:22

●A104.21.86.1772026-08-25 → 2026-08-26 · 3 obs

○ 2026-08-24 21:23:40
● 2026-08-25 00:48:50
● 2026-08-26 09:29:22

●A172.67.223.762026-08-25 → 2026-08-26 · 3 obs

○ 2026-08-24 21:23:40
● 2026-08-25 00:48:50
● 2026-08-26 09:29:22

○A188.114.96.02026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 21:23:40
○ 2026-08-25 00:48:50
○ 2026-08-26 09:29:22

○A188.114.97.02026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 21:23:40
○ 2026-08-25 00:48:50
○ 2026-08-26 09:29:22

●A2606:4700:3030::6815:56b12026-08-25 → 2026-08-26 · 3 obs

○ 2026-08-24 21:23:40
● 2026-08-25 00:48:50
● 2026-08-26 09:29:22

●A2606:4700:3033::ac43:df4c2026-08-25 → 2026-08-26 · 3 obs

○ 2026-08-24 21:23:40
● 2026-08-25 00:48:50
● 2026-08-26 09:29:22

○A2a06:98c1:3120::2026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 21:23:40
○ 2026-08-25 00:48:50
○ 2026-08-26 09:29:22

○A2a06:98c1:3121::2026-08-24 → 2026-08-24 · 3 obs

● 2026-08-24 21:23:40
○ 2026-08-25 00:48:50
○ 2026-08-26 09:29:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
stackultimo.com	tiffany.ns.cloudflare.com, jakub.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.60

NS records: tiffany.ns.cloudflare.com, jakub.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackultimo.com (unsigned zone)

⏱️ Timing

Total: 215ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.86.177, 172.67.223.76`
AAAA	2	`2606:4700:3030::6815:56b1, 2606:4700:3033::ac43:df4c`
NS	2	`jakub.ns.cloudflare.com, tiffany.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=384k4ChecEhQ9Fi, v=spf1 include:_spf.google.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jakub.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

stackultimo.com directs to four IP numbers, which are 104.21.86.177, 172.67.223.76, 2606:4700:3030::6815:56b1 and 2606:4700:3033::ac43:df4c.

1b06.com, gemstock.tech, rs9999.org and two other host names share IP numbers with stackultimo.com.

Name Servers

DNS delegation for stackultimo.com points to two name servers: jakub.ns.cloudflare.com and tiffany.ns.cloudflare.com.

stackultimo.com uses the same name servers as several other domains — among them riskifiedreports.com, hiunitedpatriotcoin.com, goodstreamanalytics.com and two more.

There is at least partial name server overlap between stackultimo.com and other domains — yyjj66.com, 2075369450.workers.dev, dlrspace.com and two more among them.

These name servers frequently co-occur with the name servers hattie.ns.cloudflare.com and kristina.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

jakub.ns.cloudflare.com has IP addresses 108.162.195.85, 162.159.44.85 and 172.64.35.85, plus 3 other.

tiffany.ns.cloudflare.com has IP addresses 108.162.194.60, 162.159.38.60 and 172.64.34.60, plus 3 other.

Mail Servers

Mail for stackultimo.com is handled by a single mail server, smtp.google.com.

stackultimo.com uses an identical mail server configuration to several other domains — among them workformahadev.com, broserarcv.me, alicespringsdesertresearchinstitute.biz.id and two more.

stackultimo.com has at least partial mail server overlap with other domains such as thinkapril.com, meshline.ai, superdeals.discount and two more.

These mail servers commonly appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 64.233.180.26, 64.233.180.27, 142.251.16.27 and 6 others.

stackultimo.com - robtex.com

stackultimo.com

com

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`stackultimo.com`

`com`