tesla.com

Checked 22 October 2026, 11:01 UTC · via 8.8.8.8
!Passed with warnings
25 passed 4 warnings 0 failed 2 info

Registration

info

.com generic · MarkMonitor Inc. · expires 2028-11-03

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
MarkMonitor Inc.
Registered
4 November 1992
Last changed
2 October 2026
Expires
3 November 2028
Status
client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited
Registry nameservers
a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.biz, edns69.ultradns.com, edns69.ultradns.net, edns69.ultradns.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 2028-11-03 #3
    The registration is valid until 2028-11-03 (742 days).
  • ✓ Transfer locked #4
    Registry status: client delete prohibited, client transfer prohibited, client update 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

warn

a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.biz, edns69.ultradns.com, edns69.ultradns.net, edns69.ultradns.org

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.biz, edns69.ultradns.com, edns69.ultradns.net, edns69.ultradns.org
NS in the zone
a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.com
NameserverAddressesNetwork (AS)Glue
a1-12.akam.net193.108.91.12 2600:1401:2::cAS20940 AKAMAI-ASN1 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a10-67.akam.net96.7.50.67 2600:1480:d000::43AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a12-64.akam.net184.26.160.64 2600:1480:f000::40AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a28-65.akam.net95.100.173.65 2600:1480:d800::41AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a7-66.akam.net23.61.199.66 2600:1406:32::42AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a9-67.akam.net184.85.248.67 2a02:26f0:117::43AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
edns69.ultradns.biz (parent only)204.74.67.69 2610:a1:1015::245AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
edns69.ultradns.com204.74.66.69 2001:502:f3ff::245AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US2001:502:f3ff::245 204.74.66.69
edns69.ultradns.net (parent only)204.74.110.69 2610:a1:1014::245AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
edns69.ultradns.org (parent only)204.74.111.69 2001:502:4612::245AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-

Checks

  • ✓ 10 nameservers #6
    Delegated to a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.biz, edns69.ultradns.com, edns69.ultradns.net, edns69.ultradns.org.
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only at the parent: edns69.ultradns.biz, edns69.ultradns.net, edns69.ultradns.org. a1-12.akam.net, a10-67.akam.net, a12-64.akam.net, a28-65.akam.net, a7-66.akam.net, a9-67.akam.net, edns69.ultradns.biz, edns69.ultradns.com, edns69.ultradns.net, edns69.ultradns.org report NS a1-12.akam.net a10-67.akam.net a12-64.akam.net a28-65.akam.net a7-66.akam.net a9-67.akam.net edns69.ultradns.com.
    #7
  • ✓ 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 10 IPv4 /24s and 10 IPv6 /48s.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 8 addresses; AS20940 (AKAMAI-ASN1 - Akamai International B.V., NL): 1 address; AS21342 (AKAMAI-ASN2 - Akamai International B.V., NL): 11 addresses.
  • ✓ 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

warn

20 of 20 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
a1-12.akam.net 193.108.91.12NOERROR, 4 ms, authoritativenoyes / yesrefused41824.8
a1-12.akam.net 2600:1401:2::cNOERROR, 4 ms, authoritativenoyes / yesrefused41824.8
a10-67.akam.net 96.7.50.67NOERROR, 4 ms, authoritativenoyes / yesrefused48878.27
a10-67.akam.net 2600:1480:d000::43NOERROR, 4 ms, authoritativenoyes / yesrefused48878.29
a12-64.akam.net 184.26.160.64NOERROR, 3 ms, authoritativenoyes / yesrefused48878.26
a12-64.akam.net 2600:1480:f000::40NOERROR, 3 ms, authoritativenoyes / yesrefused48878.27
a28-65.akam.net 95.100.173.65NOERROR, 3 ms, authoritativenoyes / yesrefused48878.33
a28-65.akam.net 2600:1480:d800::41NOERROR, 4 ms, authoritativenoyes / yesrefused48878.30
a7-66.akam.net 23.61.199.66NOERROR, 3 ms, authoritativenoyes / yesrefused41824.7
a7-66.akam.net 2600:1406:32::42NOERROR, 3 ms, authoritativenoyes / yesrefused41824.4
a9-67.akam.net 184.85.248.67NOERROR, 3 ms, authoritativenoyes / yesrefused41824.6
a9-67.akam.net 2a02:26f0:117::43NOERROR, 3 ms, authoritativenoyes / yesrefused41824.9
edns69.ultradns.biz 204.74.67.69NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.biz 2610:a1:1015::245NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.com 204.74.66.69NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.com 2001:502:f3ff::245NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.net 204.74.110.69NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.net 2610:a1:1014::245NOERROR, 6 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.org 204.74.111.69NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
edns69.ultradns.org 2001:502:4612::245NOERROR, 32 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver

Checks

  • ✓ All respond #14
    All 20 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.
  • !
    Software version disclosed
    These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: a1-12.akam.net: "41824.8"; a10-67.akam.net: "48878.27"; a10-67.akam.net: "48878.29"; a12-64.akam.net: "48878.26"; a12-64.akam.net: "48878.27"; a28-65.akam.net: "48878.33"; a28-65.akam.net: "48878.30"; a7-66.akam.net: "41824.7"; a7-66.akam.net: "41824.4"; a9-67.akam.net: "41824.6"; a9-67.akam.net: "41824.9". Hide or replace the version string.
    #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

warn

serial 2016025349 · primary edns69.ultradns.com

Found

Primary (MNAME)
edns69.ultradns.com
Contact (RNAME)
domain.teslamotors.com
Serial
2016025349
Refresh / retry
1800 s / 86400 s
Expire
86400 s
Negative TTL
86400 s

Serial per nameserver

NameserverSerial
a1-12.akam.net (193.108.91.12)2016025349
a1-12.akam.net (2600:1401:2::c)2016025349
a10-67.akam.net (96.7.50.67)2016025349
a10-67.akam.net (2600:1480:d000::43)2016025349
a12-64.akam.net (184.26.160.64)2016025349
a12-64.akam.net (2600:1480:f000::40)2016025349
a28-65.akam.net (95.100.173.65)2016025349
a28-65.akam.net (2600:1480:d800::41)2016025349
a7-66.akam.net (23.61.199.66)2016025349
a7-66.akam.net (2600:1406:32::42)2016025349
a9-67.akam.net (184.85.248.67)2016025349
a9-67.akam.net (2a02:26f0:117::43)2016025349
edns69.ultradns.biz (204.74.67.69)2016025349
edns69.ultradns.biz (2610:a1:1015::245)2016025349
edns69.ultradns.com (204.74.66.69)2016025349
edns69.ultradns.com (2001:502:f3ff::245)2016025349
edns69.ultradns.net (204.74.110.69)2016025349
edns69.ultradns.net (2610:a1:1014::245)2016025349
edns69.ultradns.org (204.74.111.69)2016025349
edns69.ultradns.org (2001:502:4612::245)2016025349

Checks

  • ✓ Serial 2016025349 everywhere #22
    All nameservers serve the same version of the zone.
  • !
    Unusual SOA timers
    retry 1d should be shorter than refresh 30m; expire 1d is shorter than 7d; secondaries stop answering too soon when the primary is down; expire 1d must be longer than refresh + retry. Current values: refresh 30m, retry 1d, expire 1d, negative TTL 1d.
    #23
  • ✓ Primary is a public nameserver #24
    The primary nameserver edns69.ultradns.com is one of the listed nameservers.
  • ✓ Contact domain@teslamotors.com #25
    The SOA RNAME domain.teslamotors.com means domain@teslamotors.com.
  • ✓ Timestamp serial #26
    The serial 2016025349 is a Unix timestamp (2033-11-19 15:02 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

info

55 records at the apex

Found

Read from
193.108.91.12:53
TypeValueTTL
SOAedns69.ultradns.com. domain.teslamotors.com. 2016025349 1800 86400 86400 8640086400
NSedns69.ultradns.com.300
NSa7-66.akam.net.300
NSa9-67.akam.net.300
NSa12-64.akam.net.300
NSa10-67.akam.net.300
NSa28-65.akam.net.300
NSa1-12.akam.net.300
A2.18.51.207300
A2.18.50.207300
A2.18.49.207300
A2.18.52.207300
A2.18.55.207300
A23.7.244.207300
A2.18.54.207300
A2.18.48.207300
A23.40.100.207300
A2.18.53.207300
MX10 tesla-com.mail.protection.outlook.com.300
TXT"adobe-sign-verification=efb2da198047b7a154bd604d2721038b"60
TXT"_owlpg4menxk5zjwee9xclui989imwbl"60
TXT"domain-verification=0f075f7f33bd0e577c0a56c5bb071f9eedadba45f32da11304913c6afd4b99c7"60
TXT"traction-guest=c8bad9fc-4b36-4f6d-944e-783ed41b34b7"60
TXT"adobe-idp-site-verification=321c026a-3a8c-4206-a1fa-391a59585c54"60
TXT"google-site-verification=Xg2DEUg2oCz1q9RMx8gh2htHK16_GG9cZXY_eyeSf6w"60
TXT"atlassian-domain-verification=U31RjXDO5NBJROoOVpVEsKJ7daGpXuXPDF8HeqlmvXUKOtTao652TOMtejHrohKB"60
TXT"google-site-verification=f1YoSQ3nrxPHwlfkwT9Mj_7M_rzQ2RqCPBYHJ9CQNlY "60
TXT"_w19nckjurfa4aldim48vtbrxsq1phnv"60
TXT"atlassian-domain-verification=FuJL8qfcWp7BKpnaomRV1Vmay09Vt0rdhikq9Gh/CwPYjsvTIwkrhaVAX1idqUMl"60
TXT"jamf-site-verification=u4x3LuqSfpoLn5nJ0zMd5g"60
TXT"_f32sd18rpksw3zh1hgbhaulpv016hoh"60
TXT"onetrust-domain-verification=79a1328740f44bc48dd97ab52c0c3377"60
TXT"55zNJIDU0xk94IfGJtL+Hh+wje5JzOS6GY+ntggZF908AUsx0LBKgr+Nln3CgZEUifxSuN09M05jYpdbd6+cpw=="60
TXT"cloudflare_dashboard_sso=5c0b681b716d2de0666f5a564a4d9c0d"60
TXT"apple-domain-verification=C9J7eOtEbm7Dqr88"60
TXT"onetrust-domain-verification=480735b10e124e23916192d7e4321902"60
TXT"docker-verification=74d1ec4e-a7a6-48a7-9568-9bd0faac833f"60
TXT"teamviewer-sso-verification=2fc989f75b19494fab5eb0e2c22dd625"60
TXT"MS=ms22358213"60
TXT"ms-domain-verification=e335cec9-0ff5-4a54-b8bc-8966a8d146db"60
TXT"_i88zzpi9e3jr0xglot953efk0ui36y5"60
TXT"_quuerjb9mywulmdygnzgnt9awyzm15c"60
TXT"google-site-verification=Y7lbse5bSatjXaqSBOWXjsit4mOp9cQzfLDpnQUSZlg"60
TXT"logmein-domain-confirmation=9zxwVn2buGWrLtU24J88"60
TXT"ms-domain-verification=820e4be7-563e-4f52-b73a-5c9ecdd2fda4"60
TXT"apple-domain-verification=CHZ8RLPKu4dlRxlaNa_nR9oA2MjZ1n2fiE9s0QlbRO8"60
TXT"logmein-verification-code=JFAnsPovogeJ4IeW5MXCU3r0C"60
TXT"v=spf1 ip4:54.240.84.225/32 ip4:54.240.84.226/31 ip4:54.240.84.228/30 ip4:54.240.84.232/29 ip4:54.240.84.240/29 ip4:54.240.84.248/30 ip4:54.240.84.252/32 ip4:44.239.249.139 ip4:52.24.70.112 ip4:34.223.204.78 ip4:213.244.145.203 ip4:213.244.145.219 ip4:213" ".244.145.204 ip4:213.244.145.220 ip4:8.47.24.203 ip4:8.47.24.219 ip4:8.47.24.204 ip4:8.47.24.220 ip4:8.45.124.203 ip4:8.45.124.219 ip4:8.45.124.204 ip4:8.45.124.220 ip4:8.21.14.203 ip4:8.21.14.219 ip4:8.21.14.204 ip4:8.21.14.220 ip4:8.21.14.194 ip4:8.21.1" "4.211 ip4:212.49.145.0/24 ip4:91.103.52.0/22 ip4:168.245.123.10 ip4:216.81.144.165 ip4:149.72.247.52 ip4:149.72.134.64 ip4:149.72.152.236 ip4:149.72.163.58 ip4:149.72.172.170 ip4:167.89.90.62 ip4:158.228.129.79 ip4:216.81.144.165 ip4:117.50.14.178 ip4:117" ".50.35.199 ip4:54.240.42.110 ip4:54.240.42.111 ip4:199.71.239.178 ip4:67.216.183.10 ip4:8.43.178.222 ip4:64.95.144.196 ip4:199.71.239.52 include:u13494342.wl093.sendgrid.net include:spf.protection.outlook.com include:mail.zendesk.com include:_spfsn.teslam" "otors.com include:_spf.qualtrics.com include:_spf.ultipro.com include:_spf.psm.knowbe4.com include:spf1.sendcloud.org include:spf2.sendcloud.org -all"60
TXT"traction-guest=b4f7ad59-bf17-4b3c-8b36-9c2d28f1de32"60
TXT"T0E0S29854"60
TXT"zapier-domain-verification-challenge=64e810e8-0fe1-4de0-b104-229592811c5b"60
TXT"bugcrowd-verification=40bd5dd89a6e4073ca9bc76feac3a47b"60
TXT"dell-technologies-domain-verification=tesla.com_c363f56d-9650-430a-82d3-04ac2257c64a_1756487968"60
TXT"SFMC-qkAv7SvlQaslp7NEALX8t68s_AZWOQB6ThKQS5l5"60
TXT"cursor-domain-verification-6kgt2s=sxbxrRmk2tNjItWtmh1swmBM0"60

Checks

  • ✓ TTLs within range #32
    TTLs: A 5m, MX 5m, NS 5m. The NS TTL at the parent is 2d and in the zone 5m; resolvers may use either.
  • ✓ 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