a2co.com - dns.ninja

`a2co.com`

DNSSEC	⚠️ Not signed
A	2606:4700:7::a29f:862a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	2606:4700:7::a29f:872a^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	162.159.134.42^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	162.159.135.42^{Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`jasper.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cb6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasper.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jasper.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jasper.ns.cloudflare.com`
		A	108.162.195.182^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasper.ns.cloudflare.com`
		A	162.159.44.182^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasper.ns.cloudflare.com`
		A	172.64.35.182^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jasper.ns.cloudflare.com`
NS	`savanna.ns.cloudflare.com`
		A	2606:4700:50::a29f:2688^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c288^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`savanna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2288^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`savanna.ns.cloudflare.com`
		A	108.162.194.136^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	162.159.38.136^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
		A	172.64.34.136^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`savanna.ns.cloudflare.com`
MX	`a2co-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.1^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am3pr04cu00501.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00401.inbound.protection.outlook.com`
TXT	`MS=ms32455671`
TXT	`MS=ms69230032`
TXT	`google-site-verification=9W3egxpjcvUN-u3x-YfGBA9SrE2h88MP2Yg0uVu_-8o`
TXT	`google-site-verification=feSe4G_1mmnjc_-sZtN-vJC8gPZ-kVgF4Hu-AfShwvY`
TXT	`knowbe4-site-verification=0b96db0b039724dfcbb057189ea157c9`
TXT	`mscid=rfeVfa8jqzEpYMxLFKk5JZC2pAwDRa57a1Dfwvo7NALS920j1Nfab7iozQVfnRV2Zsa0Lhw...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`jasper.ns.cloudflare.com`dns@cloudflare.com serial=2407992409

`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=1782886876

Same first word

a2co.jp

a2co.com

a2co.net

a2co.org

Similar names

oa2c.com

aco2.com

ao2c.com

2coa.com

2cao.fr

aoc2.com

ca2o.com

cao2.com

aco2.jp

ao2c.org

ac2o.fr

cao2.net

c2ao.com

ac2o.com

2cao.net

c2oa.com

oca2.com

2cao.com

ao2c.fr

a2oc.net

coa2.co.jp

2aco.com

o2ac.com

coa2.com

o2ca.com

DNS History

11 records (7 active, 4 former)

●NSjasper.ns.cloudflare.com2026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

○NSns09.domaincontrol.com2015-07-10 → 2017-02-12 · 4 obs

● 2015-07-10 22:06:04
● 2017-02-12 09:10:18
○ 2026-06-25 21:54:36
○ 2026-07-01 06:50:44

○NSns10.domaincontrol.com2015-07-10 → 2017-02-12 · 4 obs

● 2015-07-10 22:06:04
● 2017-02-12 09:10:18
○ 2026-06-25 21:54:36
○ 2026-07-01 06:50:44

●NSsavanna.ns.cloudflare.com2026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

●MXa2co-com.mail.protection.outlook.com2026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

○MXmail.a2co.com2015-07-10 → 2017-02-12 · 4 obs

● 2015-07-10 22:06:04
● 2017-02-12 09:10:18
○ 2026-06-25 21:54:36
○ 2026-07-01 06:50:44

●A162.159.134.422026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

●A162.159.135.422026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

○A207.182.151.2032015-07-10 → 2017-02-12 · 4 obs

● 2015-07-10 22:06:04
● 2017-02-12 09:10:18
○ 2026-06-25 21:54:36
○ 2026-07-01 06:50:44

●A2606:4700:7::a29f:862a2026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

●A2606:4700:7::a29f:872a2026-06-25 → 2026-07-01 · 3 obs

○ 2017-02-12 09:10:18
● 2026-06-25 21:54:36
● 2026-07-01 06:50:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net...	-
a2co.com	savanna.ns.cloudflare.com, jasper.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.182

NS records: savanna.ns.cloudflare.com, jasper.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a2co.com (unsigned zone)

⏱️ Timing

Total: 242ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`162.159.134.42, 162.159.135.42`
AAAA	2	`2606:4700:7::a29f:872a, 2606:4700:7::a29f:862a`
NS	2	`jasper.ns.cloudflare.com, savanna.ns.cloudflare.com`
MX	1	`a2co-com.mail.protection.outlook.com (pr`
TXT	7	`MS=ms32455671, MS=ms69230032...`
SOA	1	`jasper.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

a2co.com has four IP addresses: 162.159.134.42, 162.159.135.42, 2606:4700:7::a29f:862a and 2606:4700:7::a29f:872a.

deerfieldwnc.org, langstaffdayarchitects.com, fiber1.skoleelever.dk and two other host names share IP numbers with a2co.com.

Name Servers

a2co.com is served by two delegated name servers, jasper.ns.cloudflare.com and savanna.ns.cloudflare.com.

a2co.com uses the same name servers as several other domains — among them didim.online, playheads.ai, boredbrainmusic.com and two more.

a2co.com partially shares its NS delegation with several other domains, including l8l9v1.com, techfest.sk, 76q.world and two others.

These name servers are regularly seen alongside elly.ns.cloudflare.com and clark.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

jasper.ns.cloudflare.com carries IP addresses 108.162.195.182, 162.159.44.182 and 172.64.35.182, with 3 other addresses beyond those.

savanna.ns.cloudflare.com carries IP addresses 108.162.194.136, 162.159.38.136 and 172.64.34.136, with 3 other addresses beyond those.

Mail Servers

Mail for a2co.com is handled by a single mail server, a2co-com.mail.protection.outlook.com.

a2co-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.25, 52.101.73.1, 52.101.73.19 and 5 others.