newegg.com

16 of 16 addresses answer authoritatively

Found

Checks

• ✓ All respond #14

  All 16 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: a1-21.akam.net: "41824.5"; a1-21.akam.net: "41824.11"; a16-66.akam.net: "48878.29"; a16-66.akam.net: "48878.32"; a24-67.akam.net: "48878.31"; a24-67.akam.net: "48878.27"; a28-64.akam.net: "48878.27"; a7-65.akam.net: "41824.9"; a7-65.akam.net: "41824.5"; a9-66.akam.net: "41824.7"; a9-66.akam.net: "41824.5"; ns0011.secondary.cloudflare.com: "2026.10.2"; ns0197.secondary.cloudflare.com: "2026.10.2". 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.

serial 2013115174 · primary a1-21.akam.net

Found

Primary (MNAME)

a1-21.akam.net

Contact (RNAME)

hostmaster.newegg.com

Serial

2013115174

Refresh / retry

1200 s / 600 s

Expire

1209600 s

Negative TTL

60 s

Serial per nameserver

Checks

• !

  Serials differ

  The nameservers serve different versions of the zone: 2013115066 on ns0011.secondary.cloudflare.com (162.159.32.12), ns0011.secondary.cloudflare.com (2606:4700:51::a29f:200c), ns0197.secondary.cloudflare.com (162.159.33.72), ns0197.secondary.cloudflare.com (2606:4700:59::a29f:2148); 2013115174 on a1-21.akam.net (193.108.91.21), a1-21.akam.net (2600:1401:2::15), a16-66.akam.net (23.211.132.66), a16-66.akam.net (2600:1406:1b::42), a24-67.akam.net (2.16.130.67), a24-67.akam.net (2600:1480:9800::43), a28-64.akam.net (95.100.173.64), a28-64.akam.net (2600:1480:d800::40), a7-65.akam.net (23.61.199.65), a7-65.akam.net (2600:1406:32::41), a9-66.akam.net (184.85.248.66), a9-66.akam.net (2a02:26f0:117::42). This is normal for a few minutes after a change; if it lasts, zone transfers to the secondaries are failing.

  #22
• !

  Unusual SOA timers

  negative caching TTL (minimum) 1m is outside 5m–1d (RFC 2308 recommends 1–3 hours). Current values: refresh 20m, retry 10m, expire 14d, negative TTL 1m.

  #23
• ✓ Primary is a public nameserver #24

  The primary nameserver a1-21.akam.net is one of the listed nameservers.
• ✓ Contact hostmaster@newegg.com #25

  The SOA RNAME hostmaster.newegg.com means hostmaster@newegg.com.
• ✓ Timestamp serial #26

  The serial 2013115174 is a Unix timestamp (2033-10-16 22:39 UTC).

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

27 records at the apex

Found

Read from

193.108.91.21:53

Checks

• !

  Very low TTLs

  These records have a TTL below 5m, causing extra queries and slower lookups: A (20s). Low TTLs are useful just before a planned change. The NS TTL at the parent is 2d and in the zone 5m; 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.
• ✓ CAA restricts issuance #35

  Certificates may be issued by: letsencrypt.org, amazon.com, digicert.com, sectigo.com, pki.goog.