`sdglearning.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:9238:e7ca:ea63:ae4a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:f480:b58:1b91:7c8f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.146.25.144^{🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix}
			PTR	`ec2-54-146-25-144.compute-1.amazonaws.com`
		A	54.242.20.70^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-242-20-70.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:3ff9:8e7c:a56:e01c^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:baf0:d9de:a974:e49d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:bb3f:fc49:3d7e:f048^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:c92f:756f:9d24:9ec8^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	44.220.149.224^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-220-149-224.compute-1.amazonaws.com`
		A	54.82.28.192^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-82-28-192.compute-1.amazonaws.com`
		A	54.221.134.4^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-134-4.compute-1.amazonaws.com`
		A	54.224.142.163^{🇺🇸 Amazon54.224.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-224-142-163.compute-1.amazonaws.com`
		A	100.31.94.242^{🇺🇸 Amazon100.24.0.0/13 EC2 IAD prefix}
			PTR	`ec2-100-31-94-242.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:680:69f7:1af:6bff^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:4136:eadb:bc78:9b77^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:69f3:66f3:eb21:ee16^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:9557:825b:5aca:cd7a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	52.90.182.127^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-90-182-127.compute-1.amazonaws.com`
		A	54.198.87.183^{🇺🇸 Amazon54.198.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-198-87-183.compute-1.amazonaws.com`
		A	54.242.182.25^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-242-182-25.compute-1.amazonaws.com`
		A	98.91.229.133^{🇺🇸 Amazon98.88.0.0/13 EC2 IAD prefix}
			PTR	`ec2-98-91-229-133.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-04-06 #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=1775472482

Previously MX for

sdglearning.com

Same first word

sdglearning.com

DNS History

16 records (7 active, 9 former)

○NSdns1.masterweb.com2016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

○NSdns2.masterweb.com2016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

○NSdns3.masterweb.net2016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

○NSdns4.masterwebnet.com2016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

●NSns1.namebrightdns.com2026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

○NSns1.renewyourname.net2016-12-31 → 2016-12-31 · 4 obs

○ 2016-05-05 03:35:30
● 2016-12-31 09:13:30
○ 2018-07-24 16:52:50
○ 2026-04-06 10:58:02

○NSns2.renewyourname.net2016-12-31 → 2016-12-31 · 4 obs

○ 2016-05-05 03:35:30
● 2016-12-31 09:13:30
○ 2018-07-24 16:52:50
○ 2026-04-06 10:58:02

●NSnsg1.namebrightdns.com2026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

●NSnsg2.namebrightdns.com2026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

○MXsdglearning.com2016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

○A103.11.74.42016-01-25 → 2016-05-05 · 4 obs

● 2016-01-25 09:24:52
● 2016-05-05 03:35:30
○ 2016-12-31 09:13:30
○ 2026-04-06 10:58:02

●A13.223.25.842026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

●A54.243.117.1972026-02-21 → 2026-04-06 · 3 obs

○ 2018-07-24 16:52:50
● 2026-02-21 21:12:16
● 2026-04-06 10:58:02

○A69.172.201.2172016-12-31 → 2016-12-31 · 4 obs

○ 2016-05-05 03:35:30
● 2016-12-31 09:13:30
○ 2018-07-24 16:52:50
○ 2026-04-06 10:58:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net...	-
sdglearning.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	18 records

✅ Authoritative Response

Server:52.90.182.127

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdglearning.com (unsigned zone)

⏱️ Timing

Total: 97ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.243.117.197, 13.223.25.84`
AAAA	2	`2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb`
NS	2	`nsg2.namebrightdns.com, nsg1.namebrightdns.com`
TXT	2	`v=spf1 -all, afternic-verification-G9G3tM8T8EwEizzPzj`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

IP Addresses

sdglearning.com points to four IP numbers: 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee, 13.223.25.84 and 54.243.117.197.

Other host names, for instance zirho.com, sursom.com, ganenlizhi.com, 108-166-123-5.static.cloud-ips.com and eutektikum.com share IP numbers with sdglearning.com.

Name Servers

The delegation for sdglearning.com is handled by three name servers: ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

sdglearning.com at least partially shares name servers with other domains, for instance www.nikolaevich.com, brtve.com, www.curvacoffee.com, goldenpapaya.com and sis11.com.

these name servers are commonly used with ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with nine IP numbers

The host name nsg1.namebrightdns.com points to 2600:1f18:683a:ae1a:3ff9:8e7c:a56:e01c, 2600:1f18:683a:ae1a:baf0:d9de:a974:e49d, 2600:1f18:683a:ae1a:bb3f:fc49:3d7e:f048, 2600:1f18:683a:ae1a:c92f:756f:9d24:9ec8, 44.220.149.224, 54.82.28.192, 54.221.134.4, 54.224.142.163 and 100.31.94.242.

The host name nsg2.namebrightdns.com points to 2600:1f18:683a:ae1a:e5a9:8ee2:a408:496a, 2600:1f18:683a:ae1b:680:69f7:1af:6bff, 2600:1f18:683a:ae1b:4136:eadb:bc78:9b77, 2600:1f18:683a:ae1b:69f3:66f3:eb21:ee16, 2600:1f18:683a:ae1b:9557:825b:5aca:cd7a, 52.90.182.127, 54.198.87.183, 54.242.182.25 and 98.91.229.133.

Host names with four IP numbers

The host name ns1.namebrightdns.com points to 2600:1f18:683a:ae1a:9238:e7ca:ea63:ae4a, 2600:1f18:683a:ae1b:f480:b58:1b91:7c8f, 54.146.25.144 and 54.242.20.70.

sdglearning.com - robtex.com

sdglearning.com

com

Previously MX for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`sdglearning.com`

`com`