sigalert.com - robtex.com
sigalert.com
com
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a.gtld-servers.net β | ||||||
| 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.netnstld@verisign-grs.com serial=1771291435 | ||||||
rank #61192 in the tld
WOT: SAFE (89/100)
π Tranco rank: #80,672
Subdomains
a.sigalert.com |
static.sigalert.com |
cdn-static.sigalert.com |
www.sigalert.com |
cdn-tiles.sigalert.com |
b.sigalert.com |
Same first word
Similar names
DNS History
30 records (18 active, 12 former)
βNSdns1.clearchannel.com2015-08-08 β 2017-02-15 Β· 4 obs
β 2017-02-15 07:25:30
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSdns1.iheartmedia.com2020-01-07 β 2026-03-16 Β· 3 obs
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSdns2.clearchannel.com2015-08-08 β 2017-02-15 Β· 4 obs
β 2017-02-15 07:25:30
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSdns2.iheartmedia.com2020-01-07 β 2026-03-16 Β· 3 obs
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSdns3.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βNSdns4.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βNSns1.clearchannel.com2015-08-08 β 2017-02-15 Β· 4 obs
β 2017-02-15 07:25:30
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSns1.iheartmedia.com2020-01-07 β 2026-03-16 Β· 3 obs
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSns2.clearchannel.com2015-08-08 β 2017-02-15 Β· 4 obs
β 2017-02-15 07:25:30
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSns2.iheartmedia.com2020-01-07 β 2026-03-16 Β· 3 obs
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βNSns3.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βNSns4.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βNSns5.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βNSns6.iheartmedia.com2026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βMXalt1.aspmx.l.google.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXalt2.aspmx.l.google.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXaspmx.l.google.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXaspmx2.googlemail.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXaspmx3.googlemail.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXaspmx4.googlemail.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βMXaspmx5.googlemail.com2015-08-08 β 2026-03-16 Β· 2 obs
β 2026-03-16 09:14:18
βA107.22.52.1532015-08-08 β 2015-08-08 Β· 3 obs
β 2015-10-29 18:45:20
β 2026-03-16 09:14:18
βA23.22.138.2332016-02-03 β 2016-02-03 Β· 4 obs
β 2016-02-03 07:08:22
β 2016-04-29 09:31:16
β 2026-03-16 09:14:18
βA3.93.35.1682026-03-08 β 2026-03-16 Β· 3 obs
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βA34.239.142.2422020-01-07 β 2020-01-07 Β· 4 obs
β 2020-01-07 17:09:16
β 2026-03-08 10:04:38
β 2026-03-16 09:14:18
βA50.17.24.2412016-04-29 β 2016-04-29 Β· 4 obs
β 2016-04-29 09:31:16
β 2016-07-01 04:51:02
β 2026-03-16 09:14:18
βA50.17.8.192017-02-15 β 2017-02-15 Β· 4 obs
β 2017-02-15 07:25:30
β 2020-01-07 17:09:16
β 2026-03-16 09:14:18
βA50.19.63.52016-07-01 β 2016-07-01 Β· 4 obs
β 2016-07-01 04:51:02
β 2017-02-15 07:25:30
β 2026-03-16 09:14:18
βA54.160.138.1362015-11-13 β 2015-11-13 Β· 4 obs
β 2015-11-13 02:14:26
β 2016-02-03 07:08:22
β 2026-03-16 09:14:18
βA54.224.128.322015-10-29 β 2015-10-29 Β· 4 obs
β 2015-10-29 18:45:20
β 2015-11-13 02:14:26
β 2026-03-16 09:14:18
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sigalert.com | ns1.iheartmedia.com, ns2.iheartmedia.com, dns1.iheartmedia.com, dns2.iheartmedia.com... | 10 records |
β Authoritative Response
Server: 207.230.136.193
NS records: ns1.iheartmedia.com, ns2.iheartmedia.com, dns1.iheartmedia.com, dns2.iheartmedia.com, dns3.iheartmedia.com, dns4.iheartmedia.com, ns5.iheartmedia.com, ns6.iheartmedia.com, ns3.iheartmedia.com, ns4.iheartmedia.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for sigalert.com (unsigned zone)
β±οΈ Timing
Total: 270ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.93.35.168 |
| NS | 6 | ns5.iheartmedia.com, ns3.iheartmedia.com... |
| MX | 7 | aspmx2.googlemail.com (pri: 10), aspmx.l.google.com (pri: 1)... |
| TXT | 2 | v=spf1 include:_spf.google.com.com ~all, google-site-verification=KLi2h22JO9raE_U |
| SOA | 1 | ns3.iheartmedia.com dns.iheartmedia.com |
π Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns1.iheartmedia.com, ns2.iheartmedia.com, dns1.iheartmedia.com...)
Analysis
Hierarchy
sigalert.com is a parent of a.sigalert.com, static.sigalert.com, cdn-static.sigalert.com, www.sigalert.com, cdn-tiles.sigalert.com and a few other host names.
IP Addresses
sigalert.com points to a single IP: 3.93.35.168.
Other host names, such as ec2-3-93-35-168.compute-1.amazonaws.com, share IP numbers with sigalert.com.
Name Servers
sigalert.com is delegated to ten name servers: dns1.iheartmedia.com, dns2.iheartmedia.com, dns3.iheartmedia.com, dns4.iheartmedia.com, ns1.iheartmedia.com, ns2.iheartmedia.com, ns3.iheartmedia.com, ns4.iheartmedia.com, ns5.iheartmedia.com and ns6.iheartmedia.com.
sigalert.com partially shares name servers with other domains; examples include proselector.com, springfieldonlineauctions.com, rcssupport.com, 147.230.207.in-addr.arpa and clikpakship.com.
Host names with a single IP:
dns1.iheartmedia.com points to 207.230.136.193.
dns2.iheartmedia.com points to 207.230.136.194.
dns3.iheartmedia.com points to 207.230.159.10.
dns4.iheartmedia.com points to 207.230.159.11.
ns1.iheartmedia.com points to 207.230.136.193.
ns2.iheartmedia.com points to 207.230.136.194.
ns3.iheartmedia.com points to 207.230.159.10.
ns4.iheartmedia.com points to 207.230.159.11.
ns5.iheartmedia.com points to 207.230.136.193.
ns6.iheartmedia.com points to 207.230.136.194.
Host names that point to the same destination:
to 207.230.136.193: dns1.iheartmedia.com plus ns1.iheartmedia.com plus ns5.iheartmedia.com.
to 207.230.136.194: dns2.iheartmedia.com plus ns2.iheartmedia.com plus ns6.iheartmedia.com.
to 207.230.159.10: dns3.iheartmedia.com plus ns3.iheartmedia.com.
to 207.230.159.11: dns4.iheartmedia.com plus ns4.iheartmedia.com.
Mail Servers
Seven mail servers handle sigalert.com: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
sigalert.com shares some mail servers with other domains, at least partially, such as tenmagnet.com, gemsofjerusalem.com, ns500759.ns500698.ns500698.ns500698.ns500698.ns500736.ns500698.ns500736.ns500698.ns500736.ns500708.ns500698.ns500698.ns500619.ns500686.ns500619.ns500619.trackreceptor.com, thoughtplate.com and sastax.co.il.
These mail servers are often used together with alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host names with two IP numbers
aspmx2.googlemail.com has IPs 2607:f8b0:4023:2801::1b and 192.178.128.27.
aspmx3.googlemail.com has IPs 2607:f8b0:4023:1015::1b and 172.253.135.26.
aspmx4.googlemail.com has IPs 2607:f8b0:4023:3003::1b and 172.253.145.26.
aspmx5.googlemail.com has IPs 2607:f8b0:4003:c4a::1b and 142.251.96.27.
aspmx.l.google.com has IPs 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com has IPs 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com has IPs 2607:f8b0:4001:c70::1a and 192.178.209.26.