rbcroyalbank.com

Checked 22 October 2026, 10:25 UTC · via 8.8.8.8
!Passed with warnings
26 passed 2 warnings 0 failed 3 info

Registration

info

.com generic · GoDaddy Corporate Domains, LLC · expires 2027-11-09

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
GoDaddy Corporate Domains, LLC
Registered
9 November 2000
Last changed
10 October 2026
Expires
9 November 2027
Status
client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Registry nameservers
edns3.ultradns.biz, edns3.ultradns.com, edns3.ultradns.net, edns3.ultradns.org, ns7.ultradns2.com, ns7.ultradns2.org
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2027-11-09 #3
    The registration is valid until 2027-11-09 (382 days).
  • ✓ Transfer locked #4
    Registry status: client transfer prohibited, server delete prohibited, server transfer prohibited, server update prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

pass

edns3.ultradns.biz, edns3.ultradns.com, edns3.ultradns.net, edns3.ultradns.org, ns7.ultradns2.com, ns7.ultradns2.org

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
edns3.ultradns.biz, edns3.ultradns.com, edns3.ultradns.net, edns3.ultradns.org, ns7.ultradns2.com, ns7.ultradns2.org
NS in the zone
edns3.ultradns.biz, edns3.ultradns.com, edns3.ultradns.net, edns3.ultradns.org, ns7.ultradns2.com, ns7.ultradns2.org
NameserverAddressesNetwork (AS)Glue
edns3.ultradns.biz204.74.67.3 2610:a1:1015::203AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
edns3.ultradns.com204.74.66.3 2001:502:f3ff::203AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US2001:502:f3ff::203 204.74.66.3
edns3.ultradns.net204.74.110.3 2610:a1:1014::203AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
edns3.ultradns.org204.74.111.3 2001:502:4612::203AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
ns7.ultradns2.com204.74.104.7 2610:a1:3107::53AS399153 SECURITYSERVICES - Vercara, LLC, US AS399155 SECURITYSERVICES - Vercara, LLC, US204.74.104.7 2610:a1:3107::53
ns7.ultradns2.org204.74.106.7 2610:a1:3207::53AS399154 SECURITYSERVICES - Vercara, LLC, US AS399154 SECURITYSERVICES - Vercara, LLC, US-

Checks

  • ✓ 6 nameservers #6
    Delegated to edns3.ultradns.biz, edns3.ultradns.com, edns3.ultradns.net, edns3.ultradns.org, ns7.ultradns2.com, ns7.ultradns2.org.
  • ✓ Parent and zone agree #7
    The parent delegation and the zone's NS records list the same nameservers.
  • ✓ No glue needed #8
    All nameservers are outside the zone, so no glue records are needed.
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 6 IPv4 /24s and 6 IPv6 /48s.
  • ✓ 4 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 8 addresses; AS399153 (SECURITYSERVICES - Vercara, LLC, US): 1 address; AS399154 (SECURITYSERVICES - Vercara, LLC, US): 2 addresses; AS399155 (SECURITYSERVICES - Vercara, LLC, US): 1 address.
  • ✓ Nameserver names under 4 TLDs #12
    Nameserver names use the TLDs .biz, .com, .net, .org.
  • ✓ All reachable over IPv6 #13
    Every nameserver has an IPv6 address.

Nameservers

info

12 of 12 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
edns3.ultradns.biz 204.74.67.3NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.biz 2610:a1:1015::203NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.com 204.74.66.3NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.com 2001:502:f3ff::203NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.net 204.74.110.3NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.net 2610:a1:1014::203NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.org 204.74.111.3NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns3.ultradns.org 2001:502:4612::203NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
ns7.ultradns2.com 204.74.104.7NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
ns7.ultradns2.com 2610:a1:3107::53NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
ns7.ultradns2.org 204.74.106.7NOERROR, 10 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
ns7.ultradns2.org 2610:a1:3207::53NOERROR, 10 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver

Checks

  • ✓ All respond #14
    All 12 nameserver addresses answered.
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • i
    Identifying string disclosed
    These nameservers answer version queries with a string that is not a version number: edns3.ultradns.biz: "UltraDNS Nameserver"; edns3.ultradns.com: "UltraDNS Nameserver"; edns3.ultradns.net: "UltraDNS Nameserver"; edns3.ultradns.org: "UltraDNS Nameserver"; ns7.ultradns2.com: "UltraDNS Nameserver"; ns7.ultradns2.org: "UltraDNS Nameserver".
    #17
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✓ TCP supported #19
    All nameservers answer over TCP.
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

pass

serial 2019088524 · primary edns3.ultradns.com

Found

Primary (MNAME)
edns3.ultradns.com
Contact (RNAME)
premiumdns.support.neustar
Serial
2019088524
Refresh / retry
28800 s / 7200 s
Expire
1209600 s
Negative TTL
900 s

Serial per nameserver

NameserverSerial
edns3.ultradns.biz (204.74.67.3)2019088524
edns3.ultradns.biz (2610:a1:1015::203)2019088524
edns3.ultradns.com (204.74.66.3)2019088524
edns3.ultradns.com (2001:502:f3ff::203)2019088524
edns3.ultradns.net (204.74.110.3)2019088524
edns3.ultradns.net (2610:a1:1014::203)2019088524
edns3.ultradns.org (204.74.111.3)2019088524
edns3.ultradns.org (2001:502:4612::203)2019088524
ns7.ultradns2.com (204.74.104.7)2019088524
ns7.ultradns2.com (2610:a1:3107::53)2019088524
ns7.ultradns2.org (204.74.106.7)2019088524
ns7.ultradns2.org (2610:a1:3207::53)2019088524

Checks

  • ✓ Serial 2019088524 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 8h, retry 2h, expire 14d, negative TTL 15m.
  • ✓ Primary is a public nameserver #24
    The primary nameserver edns3.ultradns.com is one of the listed nameservers.
  • ✓ Contact premiumdns@support.neustar #25
    The SOA RNAME premiumdns.support.neustar means premiumdns@support.neustar.
  • ✓ Timestamp serial #26
    The serial 2019088524 is a Unix timestamp (2033-12-25 01:55 UTC).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

warn

11 records at the apex

Found

Read from
204.74.67.3:53
TypeValueTTL
SOAedns3.ultradns.com. premiumdns.support.neustar. 2019088524 28800 7200 1209600 900900
NSns7.ultradns2.com.900
NSns7.ultradns2.org.900
NSedns3.ultradns.biz.900
NSedns3.ultradns.com.900
NSedns3.ultradns.net.900
NSedns3.ultradns.org.900
A23.67.141.218
TXT"v=spf1 -all"300
TXT"canva-site-verification=gFDT7GQftqkV1ru6yyZEFA"300
TXT"google-site-verification=_jdXFYgc1SRQlRhQWzqAdcVwwbTkl2nmJamW7_dBN30"300

Checks

  • !
    Very low TTLs
    These records have a TTL below 5m, causing extra queries and slower lookups: A (8s). Low TTLs are useful just before a planned change. The NS TTL at the parent is 2d and in the zone 15m; resolvers may use either.
    #32
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • i
    No CAA records
    Without CAA records any certificate authority may issue certificates for this domain. A CAA record limits issuance to the CAs you use.
    #35