firstcentennial.com - dns.ninja

`firstcentennial.com`

DNSSEC	⚠️ Not signed
A	2606:4700::6812:165c^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:175c^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.22.92^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.23.92^{Cloudflare104.18.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adel.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a37^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c037^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2037^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adel.ns.cloudflare.com`
		A	108.162.192.55^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	172.64.32.55^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
		A	173.245.58.55^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adel.ns.cloudflare.com`
NS	`mitchell.ns.cloudflare.com`
		A	2606:4700:58::a29f:2ce7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitchell.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mitchell.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mitchell.ns.cloudflare.com`
		A	108.162.195.231^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitchell.ns.cloudflare.com`
		A	162.159.44.231^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitchell.ns.cloudflare.com`
		A	172.64.35.231^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mitchell.ns.cloudflare.com`
MX	`acrisure-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c92c::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.10.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr02cu00301.inbound.protection.outlook.com`
		A	52.101.10.6^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn1pr21cu00106.inbound.protection.outlook.com`
		A	52.101.10.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	52.101.40.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy5pr05cu00100.inbound.protection.outlook.com`
TXT	`MS=ms19667701`
TXT	`MS=ms61096354`
TXT	`jDWXxYwXSfH2WrLPRhpNKOFPnppwvin65RW5Mx4Xb7+mYvLjlJJRCmfzpgkyQgfwnlMFEiCElUEhP...`
TXT	`v=spf1 ip4:208.87.18.197/32 ip4:38.104.144.18/32 ip4:38.96.48.131/32 include:...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.22.92, 104.18.23.92
		IPv6 hints	2606:4700::6812:165c, 2606:4700::6812:175c
SOA	`adel.ns.cloudflare.com`dns@cloudflare.com serial=2410626059

`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=1785169132

Subdomains

mail1.firstcentennial.com

Same first word

firstcentennial.com

DNS History

24 records (7 active, 17 former)

●NSadel.ns.cloudflare.com2026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

●NSmitchell.ns.cloudflare.com2026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

○NSnewfps.fpsnet.com2015-05-23 → 2020-01-11 · 4 obs

● 2015-05-23 13:30:42
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○NSns1.fpsnet.com2015-05-23 → 2015-05-23 · 3 obs

● 2015-05-23 13:30:42
○ 2015-10-17 07:38:48
○ 2026-07-27 16:20:52

○NSns1.octitle.com2015-10-17 → 2020-01-11 · 5 obs

○ 2015-05-23 13:30:42
● 2015-10-17 07:38:48
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○NSns2.fpsnet.com2015-05-23 → 2015-05-23 · 3 obs

● 2015-05-23 13:30:42
○ 2015-10-17 07:38:48
○ 2026-07-27 16:20:52

○NSns2.octitle.com2015-10-17 → 2020-01-11 · 5 obs

○ 2015-05-23 13:30:42
● 2015-10-17 07:38:48
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

●MXacrisure-com.mail.protection.outlook.com2026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

○MXmx1.octitle.com2015-05-23 → 2016-04-12 · 4 obs

● 2015-05-23 13:30:42
● 2016-04-12 05:25:30
○ 2016-12-22 16:55:10
○ 2026-07-27 16:20:52

○MXus-smtp-inbound-1.mimecast.com2016-12-22 → 2020-01-11 · 5 obs

○ 2016-04-12 05:25:30
● 2016-12-22 16:55:10
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○MXus-smtp-inbound-2.mimecast.com2016-12-22 → 2020-01-11 · 5 obs

○ 2016-04-12 05:25:30
● 2016-12-22 16:55:10
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

●A104.18.22.922026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

●A104.18.23.922026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

○A107.154.105.1132016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-12 05:25:30
● 2016-12-22 16:55:10
○ 2020-01-11 10:15:26
○ 2026-07-27 16:20:52

○A107.154.106.1132016-12-22 → 2016-12-22 · 4 obs

○ 2016-04-12 05:25:30
● 2016-12-22 16:55:10
○ 2020-01-11 10:15:26
○ 2026-07-27 16:20:52

○A188.114.96.02026-03-26 → 2026-07-27 · 2 obs

○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○A188.114.97.02026-03-26 → 2026-07-27 · 2 obs

○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○A208.87.18.2242015-05-23 → 2016-04-12 · 4 obs

● 2015-05-23 13:30:42
● 2016-04-12 05:25:30
○ 2016-12-22 16:55:10
○ 2026-07-27 16:20:52

●A2606:4700::6812:165c2026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

●A2606:4700::6812:175c2026-03-26 → 2026-07-27 · 3 obs

○ 2020-01-11 10:15:26
● 2026-03-26 23:55:56
● 2026-07-27 16:20:52

○A2a06:98c1:3120::2026-03-26 → 2026-07-27 · 2 obs

○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○A2a06:98c1:3121::2026-03-26 → 2026-07-27 · 2 obs

○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○A45.60.101.242020-01-11 → 2020-01-11 · 4 obs

○ 2016-12-22 16:55:10
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

○A45.60.11.242020-01-11 → 2020-01-11 · 4 obs

○ 2016-12-22 16:55:10
● 2020-01-11 10:15:26
○ 2026-03-26 23:55:56
○ 2026-07-27 16:20:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
firstcentennial.com	adel.ns.cloudflare.com, mitchell.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.55

NS records: adel.ns.cloudflare.com, mitchell.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstcentennial.com (unsigned zone)

⏱️ Timing

Total: 218ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.22.92, 104.18.23.92`
AAAA	2	`2606:4700::6812:175c, 2606:4700::6812:165c`
NS	2	`adel.ns.cloudflare.com, mitchell.ns.cloudflare.com`
MX	1	`acrisure-com.mail.protection.outlook.com`
TXT	4	`MS=ms19667701, MS=ms61096354...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`adel.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mail1.firstcentennial.com is delegated beneath firstcentennial.com.

IP Addresses

firstcentennial.com directs to four IP numbers, which are 104.18.22.92, 104.18.23.92, 2606:4700::6812:165c and 2606:4700::6812:175c.

audius.org, silvergoldbull.ee, gm-101.com and two other host names share IP numbers with firstcentennial.com.

Name Servers

Two name servers handle the delegation for firstcentennial.com: adel.ns.cloudflare.com and mitchell.ns.cloudflare.com.

firstcentennial.com uses the same name servers as several other domains — among them californiatitle.com, billmurphyins.com, insource-inc.com and two more.

There is at least partial name server overlap between firstcentennial.com and other domains — flcholiday.com, eazywiz.com, stopcensoring.me and two more among them.

These name servers frequently co-occur with the name servers alexandra.ns.cloudflare.com and arch.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

adel.ns.cloudflare.com resolves to 108.162.192.55, 172.64.32.55 and 173.245.58.55 among others, with 3 other IP addresses in total.

mitchell.ns.cloudflare.com resolves to 108.162.195.231, 162.159.44.231 and 172.64.35.231 among others, with 3 other IP addresses in total.

Mail Servers

Mail for firstcentennial.com is handled by a single mail server, acrisure-com.mail.protection.outlook.com.

firstcentennial.com uses an identical mail server configuration to several other domains — among them redcedartitle.com, fischerrounds.com, floodzonecorrection.com and two more.

acrisure-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.10.1, 52.101.10.6, 52.101.10.10 and 5 others.