alexawebcrawler.com - robtex.com

alexawebcrawler.com

DNSSEC⚠️ Not signed
A64.213.200.100🇺🇸 AS354964.212.0.0/15
NSdns-external-master.amazon.com ⭐
A204.74.108.1🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar
PTRpdns1.ultradns.net
NSns1.amzndns.co.uk
A2001:502:4612::10🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRu4.amazonaws.info
A156.154.67.10🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRu4.amazonaws.info
NSns1.amzndns.com
A2001:502:f3ff::10🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRu1.amazonaws.com
A156.154.64.10🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRu1.amazonaws.com
NSns1.amzndns.net
A2610:a1:1014::10🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRu2.amazonaws.com
A156.154.65.10🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRu2.amazonaws.com
NSns1.amzndns.org
A2610:a1:1015::10🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRu3.amazonaws.info
A156.154.66.10🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRu3.amazonaws.info
NSns2.amzndns.co.uk
A2610:a1:32d1::53🇺🇸 AS3991692610:a1:32d1::/48
PTRdns-01.ultradns2.org
A204.74.120.1🇺🇸 AS399169204.74.120.0/24
PTRdns-01.ultradns2.org
NSns2.amzndns.com
A2610:a1:1016::10🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRu5.amazonaws.org
A156.154.68.10🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar
PTRu5.amazonaws.org
NSns2.amzndns.net
A2610:a1:1017::10🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRu6.amazonaws.org
A156.154.69.10🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar
PTRu6.amazonaws.org
NSns2.amzndns.org
A2610:a1:31d1::53🇺🇸 AS3991692610:a1:31d1::/48
PTRdns-01.ultradns2.com
A156.154.150.1🇺🇸 AS399169156.154.150.0/24
PTRdns-01.ultradns2.com
TXTv=spf1 -all
SOAdns-external-master.amazon.comroot@amazon.com 2008-04-03 #13

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777487966

Subdomains

www.alexawebcrawler.com

DNS History

13 records (10 active, 3 former)

20162017201820192020202120222023202420252026NSdns-external-master.amazon.comns1.amzndns.co.ukns1.amzndns.comns1.amzndns.netns1.amzndns.orgns2.amzndns.co.ukns2.amzndns.comns2.amzndns.netns2.amzndns.orgns-1.amazon.comns-2.amazon.comns-3.amazon.comA64.213.200.100
●NSdns-external-master.amazon.com2015-07-21 → 2026-04-29 · 2 obs
● 2015-07-21 01:07:14
● 2026-04-29 18:40:58
○NSns-1.amazon.com2015-07-21 → 2017-02-18 · 4 obs
● 2015-07-21 01:07:14
● 2017-02-18 17:59:10
○ 2026-04-29 18:40:56
○ 2026-04-29 18:40:58
○NSns-2.amazon.com2015-07-21 → 2017-02-18 · 4 obs
● 2015-07-21 01:07:14
● 2017-02-18 17:59:10
○ 2026-04-29 18:40:56
○ 2026-04-29 18:40:58
○NSns-3.amazon.com2015-07-21 → 2017-02-18 · 4 obs
● 2015-07-21 01:07:14
● 2017-02-18 17:59:10
○ 2026-04-29 18:40:56
○ 2026-04-29 18:40:58
●NSns1.amzndns.co.uk2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns1.amzndns.com2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns1.amzndns.net2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns1.amzndns.org2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns2.amzndns.co.uk2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns2.amzndns.com2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns2.amzndns.net2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●NSns2.amzndns.org2026-04-29 → 2026-04-29 · 3 obs
○ 2017-02-18 17:59:10
● 2026-04-29 18:40:56
● 2026-04-29 18:40:58
●A64.213.200.1002015-07-21 → 2026-04-29 · 2 obs
● 2015-07-21 01:07:14
● 2026-04-29 18:40:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
alexawebcrawler.comns1.amzndns.org, ns2.amzndns.org, ns1.amzndns.co.uk, ns2.amzndns.co.uk...4 records

✅ Authoritative Response

Server:156.154.65.10

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 alexawebcrawler.com (unsigned zone)

⏱️ Timing

Total: 368ms | Queries: -

📄 Records

TypeCountSample Data
A164.213.200.100
NS8ns1.amzndns.co.uk, ns1.amzndns.com...
TXT1v=spf1 -all
SOA1dns-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

Hierarchy

alexawebcrawler.com is the parent of www.alexawebcrawler.com.

IP Addresses

alexawebcrawler.com resolves to a single IP: 64.213.200.100.

Other host names, for instance topalexasites.com, alexatop10.com, alexa.eu, alexawebscaling.com and alexa.im share IP numbers with alexawebcrawler.com.

Name Servers

alexawebcrawler.com is delegated to nine name servers: dns-external-master.amazon.com, ns1.amzndns.com, ns2.amzndns.com, ns1.amzndns.net, ns2.amzndns.net, ns1.amzndns.org, ns2.amzndns.org, ns1.amzndns.co.uk and ns2.amzndns.co.uk.

alexawebcrawler.com shares some name servers with other domains, for example amayzon.com, 26.127.96.in-addr.arpa, 96.12.16.in-addr.arpa, primenow.co.uk and 250.230.54.in-addr.arpa.

these name servers are often used with pdns1.ultradns.net, x1.amazonaws.com, x2.amazonaws.com, x3.amazonaws.org, x4.amazonaws.org, pdns5.ultradns.info, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.

Host names with two IP numbers:

ns1.amzndns.com ->2001:502:f3ff::10, 156.154.64.10

ns2.amzndns.com ->2610:a1:1016::10, 156.154.68.10

ns1.amzndns.net ->2610:a1:1014::10, 156.154.65.10

ns2.amzndns.net ->2610:a1:1017::10, 156.154.69.10

ns1.amzndns.org ->2610:a1:1015::10, 156.154.66.10

ns2.amzndns.org ->2610:a1:31d1::53, 156.154.150.1

ns1.amzndns.co.uk ->2001:502:4612::10, 156.154.67.10

ns2.amzndns.co.uk ->2610:a1:32d1::53, 204.74.120.1

Host names with one IP number:

dns-external-master.amazon.com ->204.74.108.1