rubygrand.com - dns.ninja

`rubygrand.com`

DNSSEC	⚠️ Not signed
A	2601:243:c901:38d0:e57c:efde:d2da:85e9^{🇺🇸 AS334912601:240::/26}
A	138.199.2.51^{🇺🇸 CDN77138.199.2.0/23 ATL}
NS	`ns1.dynu.com` ⭐
		A	72.51.58.2^{🇨🇦 AS39801972.51.58.0/24 Dynu Systems Incorporated}
NS	`ns2.dynu.com`
		A	2602:ff23:0:8888::2^{🇺🇸 AS3980192602:ff23::/48 PNAP-PHX003 marla-1}
			PTR	`ns1.dynu.com`
		A	108.181.13.234^{🇺🇸 AS40676108.181.0.0/19}
			PTR	`ns2.dynu.com`
NS	`ns3.dynu.com`
		A	2605:9f80:4000:214::2^{🇺🇸 DEDICATED-HIVE2605:9f80:4000::/35}
			PTR	`ns3.dynu.com`
		A	162.251.164.146^{🇺🇸 DEDICATED-HIVE162.251.164.0/24 PNAP-LAX}
			PTR	`ns3.dynu.com`
NS	`ns4.dynu.com`
		A	2604:6600:2000:39::2^{🇺🇸 AS406762604:6600:2000::/48}
			PTR	`ns4.dynu.com`
		A	108.181.159.122^{🇺🇸 AS40676108.181.156.0/22}
			PTR	`ns4.dynu.com`
NS	`ns5.dynu.com`
		A	2605:9f80:c000:404::2^{🇺🇸 DEDICATED-HIVE2605:9f80:c000::/34 PNAP-NYM 63018}
			PTR	`ns5.dynu.com`
		A	216.105.169.98^{🇺🇸 DEDICATED-HIVE216.105.169.0/24 PNAP-LAX}
			PTR	`ns5.dynu.com`
NS	`ns6.dynu.com`
		A	2607:f8f8:631:8612::2^{🇺🇸 AS273232607:f8f8:600::/40}
			PTR	`ns6.dynu.com`
		A	173.0.55.138^{🇺🇸 AS27323173.0.55.0/24 Serverstadium - abuse@serverstadium.com}
			PTR	`ns6.dynu.com`
MX	`mail.rubygrand.com` ⭐
		A	2601:243:c901:38d0:e57c:efde:d2da:85e9^{🇺🇸 AS334912601:240::/26}
		A	138.199.2.51^{🇺🇸 CDN77138.199.2.0/23 ATL}
			PTR	`unn-138-199-2-51.datapacket.com`
SOA	`ns1.dynu.com`administrator@dynu.com serial=1033

`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=1781544420

Subdomains

mail.rubygrand.com

mailserver.rubygrand.com

Same first word

rubygrand.com

Similar names

gradyburn.org

grandruby.com

gradyburn.com

randyburg.com

DNS History

28 records (9 active, 19 former)

●NSns1.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

○NSns1.livedns.co.uk2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 13:00:30
○ 2015-08-12 11:10:40
○ 2026-06-15 17:28:12

○NSns1.namebrightdns.com2015-08-12 → 2017-02-11 · 8 obs

○ 2008-03-08 13:00:30
● 2015-08-12 11:10:40
● 2015-11-17 21:28:04
○ 2016-02-25 22:32:30
○ 2016-06-22 05:34:54
● 2017-02-11 23:23:48
○ 2026-03-29 17:33:26
○ 2026-06-15 17:28:12

●NSns2.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

○NSns2.livedns.co.uk2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 13:00:30
○ 2015-08-12 11:10:40
○ 2026-06-15 17:28:12

○NSns2.namebrightdns.com2015-08-12 → 2017-02-11 · 8 obs

○ 2008-03-08 13:00:30
● 2015-08-12 11:10:40
● 2015-11-17 21:28:04
○ 2016-02-25 22:32:30
○ 2016-06-22 05:34:54
● 2017-02-11 23:23:48
○ 2026-03-29 17:33:26
○ 2026-06-15 17:28:12

●NSns3.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

●NSns4.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

●NSns5.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

●NSns6.dynu.com2026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

○NSnsg1.namebrightdns.com2016-02-25 → 2016-06-22 · 5 obs

○ 2015-11-17 21:28:04
● 2016-02-25 22:32:30
● 2016-06-22 05:34:54
○ 2017-02-11 23:23:48
○ 2026-06-15 17:28:12

○NSnsg2.namebrightdns.com2016-02-25 → 2016-06-22 · 5 obs

○ 2015-11-17 21:28:04
● 2016-02-25 22:32:30
● 2016-06-22 05:34:54
○ 2017-02-11 23:23:48
○ 2026-06-15 17:28:12

●MXmail.rubygrand.com2026-03-29 → 2026-06-15 · 3 obs

○ 2015-08-12 11:10:40
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

○MXmailserver.rubygrand.com2008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 13:00:30
○ 2015-08-12 11:10:40
○ 2026-06-15 17:28:12

○A107.23.42.502016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-17 21:28:04
● 2016-02-25 22:32:30
○ 2016-06-22 05:34:54
○ 2026-06-15 17:28:12

●A138.199.2.512026-03-29 → 2026-06-15 · 3 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-06-15 17:28:12

○A213.171.218.1052008-03-08 → 2008-03-08 · 3 obs

● 2008-03-08 13:00:30
○ 2015-08-12 11:10:40
○ 2026-06-15 17:28:12

○A2600:1008:a01b:d0a5:206d:6df4:ad91:5d982026-03-29 → 2026-05-15 · 5 obs

○ 2017-02-11 23:23:48
● 2026-03-29 17:33:26
● 2026-05-15 11:48:40
○ 2026-05-22 18:23:00
○ 2026-06-15 17:28:12

●A2601:243:c901:38d0:e57c:efde:d2da:85e92026-05-22 → 2026-06-15 · 3 obs

○ 2026-05-15 11:48:40
● 2026-05-22 18:23:00
● 2026-06-15 17:28:12

○A34.199.151.1632017-02-11 → 2017-02-11 · 4 obs

○ 2016-06-22 05:34:54
● 2017-02-11 23:23:48
○ 2026-03-29 17:33:26
○ 2026-06-15 17:28:12

○A52.20.154.32017-02-11 → 2017-02-11 · 4 obs

○ 2016-06-22 05:34:54
● 2017-02-11 23:23:48
○ 2026-03-29 17:33:26
○ 2026-06-15 17:28:12

○A52.200.243.1232016-06-22 → 2016-06-22 · 4 obs

○ 2016-02-25 22:32:30
● 2016-06-22 05:34:54
○ 2017-02-11 23:23:48
○ 2026-06-15 17:28:12

○A52.73.136.1402016-02-25 → 2016-02-25 · 4 obs

○ 2015-11-17 21:28:04
● 2016-02-25 22:32:30
○ 2016-06-22 05:34:54
○ 2026-06-15 17:28:12

○A54.152.144.2432016-06-22 → 2016-06-22 · 4 obs

○ 2016-02-25 22:32:30
● 2016-06-22 05:34:54
○ 2017-02-11 23:23:48
○ 2026-06-15 17:28:12

○A54.174.31.2542015-08-12 → 2015-11-17 · 5 obs

○ 2008-03-08 13:00:30
● 2015-08-12 11:10:40
● 2015-11-17 21:28:04
○ 2016-02-25 22:32:30
○ 2026-06-15 17:28:12

○A54.208.74.2152015-08-12 → 2015-11-17 · 5 obs

○ 2008-03-08 13:00:30
● 2015-08-12 11:10:40
● 2015-11-17 21:28:04
○ 2016-02-25 22:32:30
○ 2026-06-15 17:28:12

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-08-12 → 2016-06-22 · 5 obs

○ 2008-03-08 13:00:30
● 2015-08-12 11:10:40
● 2016-06-22 05:34:54
○ 2017-02-11 23:23:48
○ 2026-06-15 17:28:12

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-02-11 → 2017-02-11 · 4 obs

○ 2016-06-22 05:34:54
● 2017-02-11 23:23:48
○ 2026-03-29 17:33:26
○ 2026-06-15 17:28:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rubygrand.com	ns1.dynu.com, ns2.dynu.com, ns3.dynu.com, ns4.dynu.com...	11 records

✅ Authoritative Response

Server:72.51.58.2

NS records: ns1.dynu.com, ns2.dynu.com, ns3.dynu.com, ns4.dynu.com, ns5.dynu.com, ns6.dynu.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubygrand.com (unsigned zone)

⏱️ Timing

Total: 1025ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`138.199.2.51`
AAAA	1	`2601:243:c901:38d0:e57c:efde:d2da:85e9`
NS	6	`ns3.dynu.com, ns4.dynu.com...`
MX	1	`mail.rubygrand.com (pri: 10)`
SOA	1	`ns1.dynu.com administrator.dynu.com`

📌 Glue Records Collected

Total: 11

Out-of-bailiwick: 11 (ns1.dynu.com, ns2.dynu.com, ns2.dynu.com...)

Analysis

Hierarchy

mail.rubygrand.com and mailserver.rubygrand.com are both subdomains of rubygrand.com.

IP Addresses

rubygrand.com resolves to the IP addresses 138.199.2.51 and 2601:243:c901:38d0:e57c:efde:d2da:85e9

mailserver.rubygrand.com, mintro.org and mail.rubygrand.com are examples of other host names that share IP numbers with rubygrand.com.

Name Servers

rubygrand.com has 6 name servers — ns1.dynu.com, ns2.dynu.com, ns3.dynu.com and 3 others.

rubygrand.com has at least partial name server overlap with other domains, such as innerterma.com, blairchartered.com, sampos.net and two others.

ns4.dynu.com, ns5.dynu.com and ns6.dynu.com — plus 6 other name servers — are commonly paired with these name servers.

Hostnames that resolve to two IP addresses:

ns2.dynu.com resolves to 108.181.13.234 and 2602:ff23:0:8888::2.

ns3.dynu.com resolves to 162.251.164.146 and 2605:9f80:4000:214::2.

ns4.dynu.com resolves to 108.181.159.122 and 2604:6600:2000:39::2.

ns5.dynu.com resolves to 216.105.169.98 and 2605:9f80:c000:404::2.

ns6.dynu.com resolves to 173.0.55.138 and 2607:f8f8:631:8612::2.

Hosts with just one IP address:

ns1.dynu.com resolves to 72.51.58.2.

Mail Servers

Mail for rubygrand.com is handled by a single mail server, mail.rubygrand.com.

mail.rubygrand.com has two IP addresses: 138.199.2.51 and 2601:243:c901:38d0:e57c:efde:d2da:85e9.