a9developers.com - dns.ninja

`a9developers.com`

DNSSEC	⚠️ Not signed
NS	`dns-external-master.amazon.com` ⭐
		A	204.74.108.1^{🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar}
			PTR	`pdns1.ultradns.net`
NS	`ns1.amzndns.co.uk`
		A	2001:502:4612::10^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`u4.amazonaws.info`
		A	156.154.67.10^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`u4.amazonaws.info`
NS	`ns1.amzndns.com`
		A	2001:502:f3ff::10^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`u1.amazonaws.com`
		A	156.154.64.10^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`u1.amazonaws.com`
NS	`ns1.amzndns.net`
		A	2610:a1:1014::10^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`u2.amazonaws.com`
		A	156.154.65.10^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`u2.amazonaws.com`
NS	`ns1.amzndns.org`
		A	2610:a1:1015::10^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`u3.amazonaws.info`
		A	156.154.66.10^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`u3.amazonaws.info`
NS	`ns2.amzndns.co.uk`
		A	2610:a1:32d1::53^{🇺🇸 AS3991692610:a1:32d1::/48}
			PTR	`dns-01.ultradns2.org`
		A	204.74.120.1^{🇺🇸 AS399169204.74.120.0/24}
			PTR	`dns-01.ultradns2.org`
NS	`ns2.amzndns.com`
		A	2610:a1:1016::10^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`u5.amazonaws.org`
		A	156.154.68.10^{🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar}
			PTR	`u5.amazonaws.org`
NS	`ns2.amzndns.net`
		A	2610:a1:1017::10^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`u6.amazonaws.org`
		A	156.154.69.10^{🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar}
			PTR	`u6.amazonaws.org`
NS	`ns2.amzndns.org`
		A	2610:a1:31d1::53^{🇺🇸 AS3991692610:a1:31d1::/48}
			PTR	`dns-01.ultradns2.com`
		A	156.154.150.1^{🇺🇸 AS399169156.154.150.0/24}
			PTR	`dns-01.ultradns2.com`
TXT	`v=spf1 -all`
SOA	`dns-external-master.amazon.com`root@amazon.com 2008-04-03 #13

`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=1781083618

Same first word

a9developers.com

DNS History

12 records (9 active, 3 former)

●NSdns-external-master.amazon.com2015-06-11 → 2026-06-10 · 2 obs

● 2015-06-11 03:01:38
● 2026-06-10 09:42:08

○NSns-1.amazon.com2015-06-11 → 2017-01-10 · 4 obs

● 2015-06-11 03:01:38
● 2017-01-10 14:10:20
○ 2026-03-16 05:59:16
○ 2026-06-10 09:42:08

○NSns-2.amazon.com2015-06-11 → 2017-01-10 · 4 obs

● 2015-06-11 03:01:38
● 2017-01-10 14:10:20
○ 2026-03-16 05:59:16
○ 2026-06-10 09:42:08

○NSns-3.amazon.com2015-06-11 → 2017-01-10 · 4 obs

● 2015-06-11 03:01:38
● 2017-01-10 14:10:20
○ 2026-03-16 05:59:16
○ 2026-06-10 09:42:08

●NSns1.amzndns.co.uk2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns1.amzndns.com2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns1.amzndns.net2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns1.amzndns.org2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns2.amzndns.co.uk2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns2.amzndns.com2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns2.amzndns.net2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

●NSns2.amzndns.org2026-03-16 → 2026-06-10 · 3 obs

○ 2017-01-10 14:10:20
● 2026-03-16 05:59:16
● 2026-06-10 09:42:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
a9developers.com	ns1.amzndns.org, ns2.amzndns.org, ns1.amzndns.co.uk, ns2.amzndns.co.uk...	4 records

✅ Authoritative Response

Server:156.154.150.1

NS records: ns1.amzndns.org, ns2.amzndns.org, ns1.amzndns.co.uk, ns2.amzndns.co.uk, ns1.amzndns.net, ns2.amzndns.net, ns1.amzndns.com, ns2.amzndns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for a9developers.com (unsigned zone)

⏱️ Timing

Total: 1155ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	8	`ns1.amzndns.co.uk, ns1.amzndns.com...`
TXT	1	`v=spf1 -all`
SOA	1	`dns-external-master.amazon.com root.amaz`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.amzndns.com, ns1.amzndns.com, ns2.amzndns.com...)

Analysis

Name Servers

a9developers.com delegates to 9 name servers — dns-external-master.amazon.com, ns1.amzndns.com, ns2.amzndns.com and six others.

a9developers.com at least partially shares name servers with other domains, for instance 16.239.54.in-addr.arpa, amazon.am, 180.171.207.in-addr.arpa and two other.

It is common to see these name servers paired with ns2.amzndns.net, ns2.amzndns.org, ns2.amzndns.co.uk and seven other name servers.

Host names with two IP numbers:

The host name ns1.amzndns.com points to: 156.154.64.10 and 2001:502:f3ff::10.

The host name ns2.amzndns.com points to: 156.154.68.10 and 2610:a1:1016::10.

The host name ns1.amzndns.net points to: 156.154.65.10 and 2610:a1:1014::10.

The host name ns2.amzndns.net points to: 156.154.69.10 and 2610:a1:1017::10.

The host name ns1.amzndns.org points to: 156.154.66.10 and 2610:a1:1015::10.

The host name ns2.amzndns.org points to: 156.154.150.1 and 2610:a1:31d1::53.

The host name ns1.amzndns.co.uk points to: 156.154.67.10 and 2001:502:4612::10.

The host name ns2.amzndns.co.uk points to: 204.74.120.1 and 2610:a1:32d1::53.

Host names with one IP number:

The host name dns-external-master.amazon.com points to: 204.74.108.1.