🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`efficientstack.com`

DNSSEC	⚠️ Not signed
A	18.223.197.26^{🇺🇸 Amazon18.220.0.0/14 EC2 CMH prefix}
		PTR	`ec2-18-223-197-26.us-east-2.compute.amazonaws.com`
NS	`ns-531.awsdns-02.net` ⭐
		A	2600:9000:5302:1300::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-531.awsdns-02.net`
		A	205.251.194.19^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-531.awsdns-02.net`
NS	`ns-1499.awsdns-59.org`
		A	2600:9000:5305:db00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1499.awsdns-59.org`
		A	205.251.197.219^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1499.awsdns-59.org`
NS	`ns-1567.awsdns-03.co.uk`
		A	2600:9000:5306:1f00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1567.awsdns-03.co.uk`
		A	205.251.198.31^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1567.awsdns-03.co.uk`
NS	`ns-92.awsdns-11.com`
		A	2600:9000:5300:5c00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-92.awsdns-11.com`
		A	205.251.192.92^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-92.awsdns-11.com`
NS	`sdns3.ultradns.biz`
		A	2610:a1:1003::3^{🇺🇸 MAINT-ID-120082610:a1:1003::/48}
			PTR	`sdns3.ultradns.biz`
		A	156.154.142.3^{🇺🇸 MAINT-ID-12008156.154.142.0/24}
			PTR	`sdns3.ultradns.biz`
NS	`sdns3.ultradns.com`
		A	2610:a1:1001::3^{🇺🇸 MAINT-ID-120082610:a1:1001::/48}
			PTR	`sdns3.ultradns.com`
		A	156.154.140.3^{🇺🇸 MAINT-ID-12008156.154.140.0/24}
			PTR	`sdns3.ultradns.com`
NS	`sdns3.ultradns.net`
		A	2610:a1:1002::3^{🇺🇸 MAINT-ID-120082610:a1:1002::/48}
			PTR	`sdns3.ultradns.net`
		A	156.154.141.3^{🇺🇸 MAINT-ID-12008156.154.141.0/24}
			PTR	`sdns3.ultradns.net`
NS	`sdns3.ultradns.org`
		A	2610:a1:1004::3^{🇺🇸 MAINT-ID-120082610:a1:1004::/48}
			PTR	`sdns3.ultradns.org`
		A	156.154.143.3^{🇺🇸 MAINT-ID-12008156.154.143.0/24}
			PTR	`sdns3.ultradns.org`
MX	`mxa-002a0701.gslb.pphosted.com` ⭐
		A	67.231.151.26^{🇺🇸 Proofpoint67.231.151.0/24}
			PTR	`mx0d-002a0701.pphosted.com`
MX	`mxb-002a0701.gslb.pphosted.com` ⭐
		A	67.231.158.156^{🇺🇸 Proofpoint67.231.158.0/24}
			PTR	`mx0c-002a0701.pphosted.com`
TXT	`MS=ms38285867`
TXT	`v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email`
TXT	`v=spf1 mx ip4:162.211.96.66 ip4:162.211.96.67 include:spf-002a0701.pphosted.c...`
SOA	`ns-531.awsdns-02.net`awsdns-hostmaster@amazon.com serial=1

`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=1794350376

Same first word

efficientstack.com

efficientstack.info

efficientstack.site

Previous names

Next names

DNS History

19 records (11 active, 8 former)

○NSerin.ns.cloudflare.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

○NSkip.ns.cloudflare.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

●NSns-1499.awsdns-59.org2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSns-1567.awsdns-03.co.uk2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSns-531.awsdns-02.net2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSns-92.awsdns-11.com2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSsdns3.ultradns.biz2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSsdns3.ultradns.com2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSsdns3.ultradns.net2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●NSsdns3.ultradns.org2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

○MXmx00.1and1.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

○MXmx01.1and1.com2017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

●MXmxa-002a0701.gslb.pphosted.com2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

●MXmxb-002a0701.gslb.pphosted.com2026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

○A104.28.16.982017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

○A104.28.17.982017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

●A18.223.197.262026-08-26 → 2026-11-10 · 3 obs

○ 2017-08-11 02:08:30
● 2026-08-26 08:52:56
● 2026-11-10 22:54:22

○A2400:cb00:2048:1::681c:10622017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

○A2400:cb00:2048:1::681c:11622017-08-11 → 2017-08-11 · 3 obs

● 2017-08-11 02:08:30
○ 2026-08-26 08:52:56
○ 2026-11-10 22:54:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, k.gtld-servers.net...	-
efficientstack.com	ns-92.awsdns-11.com, ns-531.awsdns-02.net, ns-1567.awsdns-03.co.uk, ns-1499.awsdns-59.org...	4 records

✅ Authoritative Response

Server:205.251.192.92

NS records: ns-92.awsdns-11.com, ns-531.awsdns-02.net, ns-1567.awsdns-03.co.uk, ns-1499.awsdns-59.org, sdns3.ultradns.net, sdns3.ultradns.com, sdns3.ultradns.org, sdns3.ultradns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for efficientstack.com (unsigned zone)

⏱️ Timing

Total: 1644ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.223.197.26`
NS	8	`ns-1499.awsdns-59.org, ns-1567.awsdns-03.co.uk...`
MX	2	`mxa-002a0701.gslb.pphosted.com (pri: 10), mxb-002a0701.gslb.pphosted.com (pri: 10)`
TXT	3	`MS=ms38285867, v=DMARC1; p=none; rua=mailto:dmarc_agg@v...`
SOA	1	`ns-531.awsdns-02.net awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns-92.awsdns-11.com, ns-92.awsdns-11.com, sdns3.ultradns.com...)

Analysis

IP Addresses

efficientstack.com resolves to one IP address: 18.223.197.26.

ageid.cam, moneytalks.biz, dirtyscouts.org and two other host names share IP numbers with efficientstack.com.

Name Servers

efficientstack.com has 8 name servers — sdns3.ultradns.biz, ns-92.awsdns-11.com, sdns3.ultradns.com and 5 others.

efficientstack.com at least partially shares name servers with other domains, for instance (0x796f75706f726e)survey.com, wmemachines.com, terzake.be and two other.

In DNS configurations, these name servers often share authority with ns-531.awsdns-02.net, ns-1567.awsdns-03.co.uk, sdns3.ultradns.net and 3 other name servers.

Hostnames that resolve to two IP addresses:

sdns3.ultradns.biz resolves to 156.154.142.3 and 2610:a1:1003::3.

ns-92.awsdns-11.com resolves to 205.251.192.92 and 2600:9000:5300:5c00::1.

sdns3.ultradns.com resolves to 156.154.140.3 and 2610:a1:1001::3.

ns-531.awsdns-02.net resolves to 205.251.194.19 and 2600:9000:5302:1300::1.

sdns3.ultradns.net resolves to 156.154.141.3 and 2610:a1:1002::3.

ns-1499.awsdns-59.org resolves to 205.251.197.219 and 2600:9000:5305:db00::1.

sdns3.ultradns.org resolves to 156.154.143.3 and 2610:a1:1004::3.

ns-1567.awsdns-03.co.uk resolves to 205.251.198.31 and 2600:9000:5306:1f00::1.

Mail Servers

Mail for efficientstack.com is handled by two mail servers — mxa-002a0701.gslb.pphosted.com and mxb-002a0701.gslb.pphosted.com.

efficientstack.com uses an identical mail server configuration to several other domains — among them (0x736578)yhub.com, mdh-support.com, realitydudes.com and two more.

efficientstack.com has at least partial mail server overlap with other domains such as erito.com, superhippo.com, (0x6272617a7a657273).ai and two more.

mxa-002a0701.gslb.pphosted.com resolves to 67.231.151.26. mxb-002a0701.gslb.pphosted.com resolves to 67.231.158.156. Both host names point to a single IP number.

efficientstack.com - robtex.com