🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`rubykoans.com`

DNSSEC	⚠️ Not signed
A	2606:50c0:8000::153^{🇺🇸 Fastly2606:50c0:8000::/48 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8001::153^{🇺🇸 Fastly2606:50c0:8001::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8002::153^{🇺🇸 Fastly2606:50c0:8002::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	2606:50c0:8003::153^{🇺🇸 Fastly2606:50c0:8003::/48 + 88 Colin P Kelly Jr Street San Francisco CA 94107 United States}
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
A	185.199.110.153^{🇺🇸 Fastly185.199.110.0/24 GitHub - 185.199.110.0/24}
A	185.199.111.153^{🇺🇸 Fastly185.199.111.0/24 GitHub - 185.199.111.0/24}
NS	`ns1.dnsimple-edge.com` ⭐
		A	2620:111:8004::53^{🇺🇸 AS327712620:111:8004::/48 DNSimple Corporation}
		A	199.247.152.53^{🇺🇸 AS32771199.247.152.0/24 DNSimple Corporation}
NS	`ns2.dnsimple-edge.net`
		A	2620:111:8005::53^{🇺🇸 AS327712620:111:8005::/48 Vultr Customer Route}
		A	199.247.153.53^{🇺🇸 AS32771199.247.153.0/24 Vultr Customer Route}
NS	`ns3.dnsimple-edge.io`
		A	2620:111:8006::53^{🇺🇸 AS327712620:111:8006::/48 DNSimple Corporation}
		A	199.247.154.53^{🇺🇸 AS32771199.247.154.0/24 DNSimple Corporation}
NS	`ns4.dnsimple-edge.org`
		A	2620:111:8007::53^{🇺🇸 AS327712620:111:8007::/48 Vultr Customer Route}
		A	199.247.155.53^{🇺🇸 AS32771199.247.155.0/24 Vultr Customer Route}
SOA	`ns1.dnsimple-edge.com`admin@dnsimple.com 2013-02-20 #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=1787872550

rank #429700 globally
rank #172947 in the tld
WOT: SAFE (81/100)

Subdomains

www.rubykoans.com

Same first word

rubykoans.herokuapp.com

rubykoans.com

Similar names

yoursbank.com

yourbanks.ru

yourbanks.com

bnuraksoy.xyz

yoursbank.ru

bankyours.xyz

Previous names

Next names

rubykobo.com

rubykoh.com

rubykoi.com

rubykon.com

rubykoo.com

rubykorea.com

rubykraut.com

rubykreator8.com

rubyks.com

rubyktec.com

rubyktv.com

rubyku.com

rubykular.com

rubykules.com

rubyl.com

rubyla.com

rubylab.com

DNS History

38 records (12 active, 26 former)

●NSns1.dnsimple-edge.com2026-07-18 → 2026-08-27 · 3 obs

○ 2026-05-09 07:06:40
● 2026-07-18 20:18:20
● 2026-08-27 23:27:22

○NSns1.dnsimple.com2015-05-19 → 2026-05-09 · 4 obs

● 2015-05-19 02:39:14
● 2026-05-09 07:06:40
○ 2026-07-18 20:18:20
○ 2026-08-27 23:27:22

●NSns2.dnsimple-edge.net2026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

○NSns2.dnsimple.com2015-05-19 → 2020-01-20 · 4 obs

● 2015-05-19 02:39:14
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

●NSns3.dnsimple-edge.io2026-07-18 → 2026-08-27 · 3 obs

○ 2026-05-09 07:06:40
● 2026-07-18 20:18:20
● 2026-08-27 23:27:22

○NSns3.dnsimple.com2015-05-19 → 2026-05-09 · 4 obs

● 2015-05-19 02:39:14
● 2026-05-09 07:06:40
○ 2026-07-18 20:18:20
○ 2026-08-27 23:27:22

●NSns4.dnsimple-edge.org2026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

○NSns4.dnsimple.com2015-05-19 → 2020-01-20 · 4 obs

● 2015-05-19 02:39:14
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A107.21.226.92015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2015-10-16 22:08:50
○ 2026-08-27 23:27:22

○A174.129.192.572016-03-14 → 2016-03-14 · 4 obs

○ 2015-12-17 16:30:12
● 2016-03-14 11:11:38
○ 2016-07-05 04:11:52
○ 2026-08-27 23:27:22

●A185.199.108.1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A185.199.109.1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A185.199.110.1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A185.199.111.1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

○A204.236.218.452015-12-17 → 2015-12-17 · 4 obs

○ 2015-10-16 22:08:50
● 2015-12-17 16:30:12
○ 2016-03-14 11:11:38
○ 2026-08-27 23:27:22

○A23.23.114.1292017-03-24 → 2017-03-24 · 4 obs

○ 2016-07-05 04:11:52
● 2017-03-24 08:21:18
○ 2020-01-20 15:38:54
○ 2026-08-27 23:27:22

●A2606:50c0:8000::1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A2606:50c0:8001::1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A2606:50c0:8002::1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

●A2606:50c0:8003::1532026-04-05 → 2026-08-27 · 3 obs

○ 2020-01-20 15:38:54
● 2026-04-05 11:13:18
● 2026-08-27 23:27:22

○A34.192.52.302020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A34.192.92.1092020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A34.195.30.1592020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A34.228.147.322020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A35.153.122.212020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A50.16.216.1772015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A50.16.244.1172015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A52.22.170.1442020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A52.70.139.212020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A52.86.253.32020-01-20 → 2020-01-20 · 4 obs

○ 2017-03-24 08:21:18
● 2020-01-20 15:38:54
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.197.254.402015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.225.122.1242015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.225.156.2012015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.235.246.1522016-07-05 → 2016-07-05 · 4 obs

○ 2016-03-14 11:11:38
● 2016-07-05 04:11:52
○ 2017-03-24 08:21:18
○ 2026-08-27 23:27:22

○A54.235.66.2002015-10-16 → 2015-10-16 · 4 obs

○ 2015-05-19 02:39:14
● 2015-10-16 22:08:50
○ 2015-12-17 16:30:12
○ 2026-08-27 23:27:22

○A54.235.89.1122015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.243.206.512015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

○A54.243.230.2332015-05-19 → 2015-05-19 · 3 obs

● 2015-05-19 02:39:14
○ 2026-04-05 11:13:18
○ 2026-08-27 23:27:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net...	-
rubykoans.com	ns4.dnsimple-edge.org, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns1.dnsimple-edge.com	2 records

✅ Authoritative Response

Server:199.247.153.53

NS records: ns4.dnsimple-edge.org, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns1.dnsimple-edge.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rubykoans.com (unsigned zone)

⏱️ Timing

Total: 843ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`185.199.108.153, 185.199.109.153...`
AAAA	4	`2606:50c0:8000::153, 2606:50c0:8001::153...`
NS	4	`ns1.dnsimple-edge.com, ns2.dnsimple-edge.net...`
SOA	1	`ns1.dnsimple-edge.com admin.dnsimple.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dnsimple-edge.com, ns1.dnsimple-edge.com)

Analysis

Hierarchy

www.rubykoans.com is delegated beneath rubykoans.com.

IP Addresses

rubykoans.com resolves to 8 IP numbers: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 5 other.

Additional host names — mrzool.cc, excellencechimneyservice.shop, elag.github.io and two others — share IP numbers with rubykoans.com.

Name Servers

rubykoans.com has four authoritative name servers: ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org.

There is at least partial name server overlap between rubykoans.com and other domains — morseinsurance.com, atthemagazine.com, bizgrid.info and two more among them.

These name servers frequently co-occur with the name servers ns1.dnsimple.com and ns3.dnsimple.com.

All four hostnames — ns1.dnsimple-edge.com, ns3.dnsimple-edge.io, ns2.dnsimple-edge.net and ns4.dnsimple-edge.org — resolve to two IP numbers apiece: ns1.dnsimple-edge.com to 199.247.152.53 and 2620:111:8004::53; ns3.dnsimple-edge.io to 199.247.154.53 and 2620:111:8006::53; ns2.dnsimple-edge.net to 199.247.153.53 and 2620:111:8005::53; ns4.dnsimple-edge.org to 199.247.155.53 and 2620:111:8007::53.

rubykoans.com - robtex.com

rubykoans.com

com

Subdomains

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`rubykoans.com`

`com`