🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`practiceoptimization.info`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:32d^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:823b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.45^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.59^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jerry.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerry.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerry.ns.cloudflare.com`
		A	108.162.193.182^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	172.64.33.182^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
		A	173.245.59.182^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerry.ns.cloudflare.com`
NS	`miki.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aca^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ca^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`miki.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ca^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`miki.ns.cloudflare.com`
		A	108.162.192.202^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	172.64.32.202^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
		A	173.245.58.202^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`miki.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c1d::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-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	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
		A	142.251.167.26^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.179.27^{🇺🇸 Google142.251.179.0/24}
			PTR	`pd-in-f27.1e100.net`
TXT	`google-site-verification=LjdpnaekzUZgBfbkijFb3NKZv7cuL69Rz-0PcO6G1ws`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.45, 172.67.130.59
		IPv6 hints	2606:4700:3030::6815:32d, 2606:4700:3037::ac43:823b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=195, name=cloudflare-ech.com
SOA	`jerry.ns.cloudflare.com`dns@cloudflare.com serial=2418367478

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1794425881

Same first word

practiceoptimization.info

practiceoptimization.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSjerry.ns.cloudflare.com2026-09-10 → 2026-11-11 · 2 obs

● 2026-09-10 13:56:42
● 2026-11-11 19:46:22

●NSmiki.ns.cloudflare.com2026-09-10 → 2026-11-11 · 2 obs

● 2026-09-10 13:56:42
● 2026-11-11 19:46:22

●MXsmtp.google.com2026-09-10 → 2026-11-11 · 2 obs

● 2026-09-10 13:56:42
● 2026-11-11 19:46:22

●A104.21.3.452026-11-01 → 2026-11-11 · 5 obs

○ 2026-09-10 13:56:42
● 2026-11-01 09:05:30
○ 2026-11-02 03:28:42
● 2026-11-04 16:05:52
● 2026-11-11 19:46:22

●A172.67.130.592026-11-01 → 2026-11-11 · 5 obs

○ 2026-09-10 13:56:42
● 2026-11-01 09:05:30
○ 2026-11-02 03:28:42
● 2026-11-04 16:05:52
● 2026-11-11 19:46:22

○A188.114.96.02026-09-10 → 2026-11-02 · 5 obs

● 2026-09-10 13:56:42
○ 2026-11-01 09:05:30
● 2026-11-02 03:28:42
○ 2026-11-04 16:05:52
○ 2026-11-11 19:46:22

○A188.114.97.02026-09-10 → 2026-11-02 · 5 obs

● 2026-09-10 13:56:42
○ 2026-11-01 09:05:30
● 2026-11-02 03:28:42
○ 2026-11-04 16:05:52
○ 2026-11-11 19:46:22

●A2606:4700:3030::6815:32d2026-11-01 → 2026-11-11 · 5 obs

○ 2026-09-10 13:56:42
● 2026-11-01 09:05:30
○ 2026-11-02 03:28:42
● 2026-11-04 16:05:52
● 2026-11-11 19:46:22

●A2606:4700:3037::ac43:823b2026-11-01 → 2026-11-11 · 5 obs

○ 2026-09-10 13:56:42
● 2026-11-01 09:05:30
○ 2026-11-02 03:28:42
● 2026-11-04 16:05:52
● 2026-11-11 19:46:22

○A2a06:98c1:3120::2026-09-10 → 2026-11-02 · 5 obs

● 2026-09-10 13:56:42
○ 2026-11-01 09:05:30
● 2026-11-02 03:28:42
○ 2026-11-04 16:05:52
○ 2026-11-11 19:46:22

○A2a06:98c1:3121::2026-09-10 → 2026-11-02 · 5 obs

● 2026-09-10 13:56:42
○ 2026-11-01 09:05:30
● 2026-11-02 03:28:42
○ 2026-11-04 16:05:52
○ 2026-11-11 19:46:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a0.info.afilias-nst.info, c0.info.afilias-nst.info, a2.info.afilias-nst.info	-
practiceoptimization.info	miki.ns.cloudflare.com, jerry.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.182

NS records: miki.ns.cloudflare.com, jerry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for practiceoptimization.info (unsigned zone)

⏱️ Timing

Total: 593ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.130.59, 104.21.3.45`
AAAA	2	`2606:4700:3037::ac43:823b, 2606:4700:3030::6815:32d`
NS	2	`jerry.ns.cloudflare.com, miki.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=LjdpnaekzUZgBfb, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jerry.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

practiceoptimization.info resolves to four IP addresses: 104.21.3.45, 172.67.130.59, 2606:4700:3030::6815:32d and 2606:4700:3037::ac43:823b.

Among the host names that share IP numbers with practiceoptimization.info are texaspestsolutions.top, marcodomingues.com.br, lawncarepanamacity.com and two others.

Name Servers

practiceoptimization.info has two authoritative name servers — jerry.ns.cloudflare.com and miki.ns.cloudflare.com.

practiceoptimization.info has the same name server delegation as a number of other domains, such as simplythebestdigitalservices.info, workwithspotsnow.com, technicalfield9010.workers.dev and two more.

practiceoptimization.info has at least partial name server overlap with other domains, such as 1135610387.workers.dev, escortexpomilano.net, bi53bz9m.top and two others.

It is common to see these name servers used together with name servers anirban.ns.cloudflare.com and austin.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

jerry.ns.cloudflare.com points to 108.162.193.182, 172.64.33.182, 173.245.59.182 and 3 other IP addresses.

miki.ns.cloudflare.com points to 108.162.192.202, 172.64.32.202, 173.245.58.202 and 3 other IP addresses.

Mail Servers

practiceoptimization.info routes its mail through a single mail server, smtp.google.com.

practiceoptimization.info has the same mail server arrangement as a number of other domains, for example outlawcountryjeepers.com, drcaitlinmartin.org, marries.it and two more.

At least some of practiceoptimization.info's mail servers are shared with other domains, among them asahigiken.me, bavroy.online, theinvestornextdoor.com and bostonlandscapingco.com.

smtp.google.com directs to 9 IP numbers, including 64.233.180.26, 142.251.163.26 and 142.251.163.27, along with 6 other.

practiceoptimization.info - robtex.com