optinf.com - dns.ninja

`optinf.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:12a0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:b6b9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.160^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.182.185^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`chip.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b54^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c154^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`chip.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2154^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`chip.ns.cloudflare.com`
		A	108.162.193.84^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	172.64.33.84^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
		A	173.245.59.84^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`chip.ns.cloudflare.com`
NS	`mina.ns.cloudflare.com`
		A	2606:4700:50::a29f:26fb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mina.ns.cloudflare.com`
		A	108.162.194.251^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	162.159.38.251^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
		A	172.64.34.251^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mina.ns.cloudflare.com`
MX	`optinf-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c942::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	2a01:111:f403:c942::2^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu00900.inbound.protection.outlook.com`
		A	2a01:111:f403:c944::1^{🇨🇦 Microsoft2a01:111:f000::/36}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
		A	52.101.190.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00701.inbound.protection.outlook.com`
		A	52.101.190.2^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt3pr01cu00602.inbound.protection.outlook.com`
		A	52.101.190.3^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yt6pr01cu00103.inbound.protection.outlook.com`
		A	52.101.192.1^{🇨🇦 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-yqzpr01cu01001.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:75.98.131.192/26 include:spf.protection.outlook.com include:spf-ca...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.160, 172.67.182.185
		IPv6 hints	2606:4700:3033::6815:12a0, 2606:4700:3033::ac43:b6b9
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`chip.ns.cloudflare.com`dns@cloudflare.com serial=2410352284

`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=1786261679

🔒 HSTS Preload (+subdomains)

Same first word

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DNS History

20 records (7 active, 13 former)

●NSchip.ns.cloudflare.com2026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
● 2026-08-09 08:04:42

●NSmina.ns.cloudflare.com2026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
● 2026-08-09 08:04:42

○NSns1.optimumgroup.com2015-04-17 → 2017-05-19 · 6 obs

● 2015-04-17 08:15:52
● 2016-04-04 20:19:38
○ 2016-09-12 18:03:36
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○NSns2.optimumgroup.com2015-04-17 → 2017-05-19 · 4 obs

● 2015-04-17 08:15:52
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○NSns3.optimumgroup.com2015-04-17 → 2017-05-19 · 4 obs

● 2015-04-17 08:15:52
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○NSsko12rdns001.optimumgroup.com2016-09-12 → 2017-05-19 · 5 obs

○ 2016-04-04 20:19:38
● 2016-09-12 18:03:36
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○MXfilter5106.zerospam.ca2016-09-12 → 2017-05-19 · 5 obs

○ 2016-04-04 20:19:38
● 2016-09-12 18:03:36
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○MXfilter5107.zerospam.ca2016-09-12 → 2017-05-19 · 5 obs

○ 2016-04-04 20:19:38
● 2016-09-12 18:03:36
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○MXfilter999.zerospam.ca2016-09-12 → 2017-05-19 · 5 obs

○ 2016-04-04 20:19:38
● 2016-09-12 18:03:36
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

○MXmx1.optimumgroup.com2015-04-17 → 2016-04-04 · 4 obs

● 2015-04-17 08:15:52
● 2016-04-04 20:19:38
○ 2016-09-12 18:03:36
○ 2026-08-09 08:04:42

○MXmx2.optimumgroup.com2015-04-17 → 2016-04-04 · 4 obs

● 2015-04-17 08:15:52
● 2016-04-04 20:19:38
○ 2016-09-12 18:03:36
○ 2026-08-09 08:04:42

●MXoptinf-com.mail.protection.outlook.com2026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
● 2026-08-09 08:04:42

●A104.21.18.1602026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
● 2026-08-09 08:04:42

●A172.67.182.1852026-02-15 → 2026-08-09 · 3 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
● 2026-08-09 08:04:42

●A2606:4700:3033::6815:12a02026-07-19 → 2026-08-09 · 3 obs

○ 2026-02-15 03:57:46
● 2026-07-19 14:07:28
● 2026-08-09 08:04:42

●A2606:4700:3033::ac43:b6b92026-07-19 → 2026-08-09 · 3 obs

○ 2026-02-15 03:57:46
● 2026-07-19 14:07:28
● 2026-08-09 08:04:42

○A2606:4700:3035::6815:12a02026-02-15 → 2026-02-15 · 4 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
○ 2026-07-19 14:07:28
○ 2026-08-09 08:04:42

○A2606:4700:3037::ac43:b6b92026-02-15 → 2026-02-15 · 4 obs

○ 2017-05-19 11:25:28
● 2026-02-15 03:57:46
○ 2026-07-19 14:07:28
○ 2026-08-09 08:04:42

○A74.216.187.322015-04-17 → 2015-10-15 · 4 obs

● 2015-04-17 08:15:52
● 2015-10-15 16:14:44
○ 2015-12-19 04:14:38
○ 2026-08-09 08:04:42

○A75.98.131.2262015-12-19 → 2017-05-19 · 5 obs

○ 2015-10-15 16:14:44
● 2015-12-19 04:14:38
● 2017-05-19 11:25:28
○ 2026-02-15 03:57:46
○ 2026-08-09 08:04:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
optinf.com	chip.ns.cloudflare.com, mina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.84

NS records: chip.ns.cloudflare.com, mina.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 251ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.18.160, 172.67.182.185`
AAAA	2	`2606:4700:3033::ac43:b6b9, 2606:4700:3033::6815:12a0`
NS	2	`chip.ns.cloudflare.com, mina.ns.cloudflare.com`
MX	1	`optinf-com.mail.protection.outlook.com (`
TXT	1	`v=spf1 ip4:75.98.131.192/26 include:spf.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`chip.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

optinf.com has four IP addresses: 104.21.18.160, 172.67.182.185, 2606:4700:3033::6815:12a0 and 2606:4700:3033::ac43:b6b9.

Additional host names — icardio.ca, geekiestcult.com, rencontreafricaine.org and two others — share IP numbers with optinf.com.

Name Servers

optinf.com has two authoritative name servers — chip.ns.cloudflare.com and mina.ns.cloudflare.com.

optinf.com shares its name server setup with other domains, including xxwdz.com, tlyiyuan.com, aoshidianzi.com and two others.

optinf.com shares at least some of its name servers with other domains, including wimseries.com, kodimas.com, emplaw.net and two others.

These name servers are frequently paired with the name servers gwen.ns.cloudflare.com and kellen.ns.cloudflare.com.

Host names with 6 IP numbers:

chip.ns.cloudflare.com points to 108.162.193.84, 172.64.33.84, 173.245.59.84 and 3 other IP addresses.

mina.ns.cloudflare.com points to 108.162.194.251, 162.159.38.251, 172.64.34.251 and 3 other IP addresses.

Mail Servers

optinf.com has one mail server: optinf-com.mail.protection.outlook.com.

optinf-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.190.1, 52.101.190.2, 52.101.190.3 and 5 other.